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tps54317rhfr: specified limits as data (metadata.characteristics, 57 rows from the datasheet)

Ray ·82a3275c28 ·10d ago ·parent 446921b
2 files changed +756−1
README.md+64
@@ -43,6 +43,70 @@ TPS54317RHFR from Texas Instruments, in a VQFN-24-EP(4x5). Pinout and pin descri | Category | Power Supply Chip | | Pins | 25 | +## Electrical characteristics++Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).++| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |+|---|---|---|---|---|---|---|---|+| VIN, SS/ENA, SYNC input voltage range | VI | -0.3 |  | 7 | V |  | 2 |+| RT input voltage range | VI | -0.3 |  | 6 | V |  | 2 |+| VSENSE input voltage range | VI | -0.3 |  | 4 | V |  | 2 |+| BOOT input voltage range | VI | -0.3 |  | 17 | V |  | 2 |+| VBIAS, PWRGD, COMP input voltage range | VI | -0.3 |  | 7 | V |  | 2 |+| PH output voltage range, steady state | VO | -0.6 |  | 10 | V | steady state | 2 |+| PH output voltage range, transient | VO | -2 |  | 10 | V | transient < 20 ns | 2 |+| COMP, VBIAS output current range | IO |  |  | 6 | mA |  | 2 |+| PH output current range | IO |  |  | 6 | A |  | 2 |+| COMP sink current |  |  |  | 6 | mA |  | 2 |+| SS/ENA, PWRGD sink current |  |  |  | 10 | mA |  | 2 |+| Voltage differential AGND to PGND |  | -0.3 |  | 0.3 | V |  | 2 |+| Operating virtual junction temperature range | TJ | -40 |  | 150 | °C |  | 2 |+| Storage temperature range | Tstg | -65 |  | 150 | °C |  | 2 |+| Input voltage range | VI | 3 |  | 6 | V |  | 2 |+| Operating junction temperature | TJ | -40 |  | 125 | °C |  | 2 |+| Junction-to-ambient thermal impedance, 24-pin RHF with solder |  |  | 19.7 |  | °C/W | Test board per note (2): 3 in x 3 in, 4 layers, 6 thermal vias | 3 |+| Junction-to-case thermal impedance, 24-pin RHF with solder |  |  | 1.7 |  | °C/W |  | 3 |+| Input voltage range, VIN | VI | 3 |  | 6 | V | TJ = -40 °C to 125 °C | 3 |+| Quiescent current | IQ |  | 6.2 | 9.6 | mA | fs = 350 kHz, SYNC = 0.8 V, RT open | 3 |+| Quiescent current | IQ |  | 8.4 | 12.8 | mA | fs = 550 kHz, SYNC ≥ 2.5 V, RT open, phase pin open | 3 |+| Shutdown current | IQ |  | 1 | 1.4 | mA | Shutdown, SS/ENA = 0 V | 3 |+| Start threshold voltage, UVLO |  |  | 2.95 | 3 | V |  | 3 |+| Stop threshold voltage, UVLO |  |  | 2.7 | 2.8 | V |  | 3 |+| Hysteresis voltage, UVLO |  |  | 0.14 | 0.16 | V |  | 3 |+| Output voltage, VBIAS | VO | 2.7 | 2.8 | 2.9 | V | I(VBIAS) = 0 | 3 |+| Output current, VBIAS |  |  |  | 100 | µA | Static resistive loads only | 3 |+| Vref accuracy | Vref | 0.882 | 0.891 | 0.9 | V |  | 3 |+| Internally set free-running frequency range | fs | 280 | 350 | 420 | kHz | SYNC ≤ 0.8 V, RT open | 3 |+| Internally set free-running frequency range | fs | 440 | 550 | 660 | kHz | SYNC ≥ 2.5 V, RT open | 3 |+| Externally set free-running frequency range | fs | 460 | 500 | 540 | kHz | RT = 100 kΩ (1% resistor to AGND) | 3 |+| Externally set free-running frequency range | fs | 995 | 1075 | 1155 | kHz | RT = 43 kΩ (1% resistor to AGND) | 3 |+| High-level threshold voltage, SYNC |  | 2.5 |  |  | V |  | 3 |+| Low-level threshold voltage, SYNC |  |  |  | 0.8 | V |  | 3 |+| Pulse duration, SYNC |  | 50 |  |  | ns | Specified by design | 3 |+| Frequency range, SYNC |  | 330 |  | 1600 | kHz |  | 3 |+| Minimum controllable on time |  |  |  | 150 | ns |  | 3 |+| Maximum duty cycle |  |  |  | 90 | % |  | 3 |+| Error amplifier open loop voltage gain |  |  | 90 | 110 | dB | 1 kΩ COMP to AGND | 4 |+| Error amplifier unity gain bandwidth |  |  | 3 | 5 | MHz | Parallel 10 kΩ, 160 pF COMP to AGND | 4 |+| Error amplifier common-mode input voltage range |  | 0 |  |  | V | Powered by internal LDO; upper limit is VBIAS (not numeric) | 4 |+| Input bias current, VSENSE | IIB |  | 60 | 250 | nA | VSENSE = Vref | 4 |+| Output voltage slew rate (symmetric), VO COMP |  |  | 1 | 1.4 | V/µs |  | 4 |+| PWM comparator propagation delay time, PWM comparator input to PH pin (excluding dead time) |  |  | 70 | 85 | ns | 10 mV overdrive | 4 |+| Enable threshold voltage, SS/ENA |  | 0.82 | 1.2 | 1.4 | V |  | 4 |+| Voltage to regulate using the internal Vref, SS/ENA |  |  | 1.95 | 2.2 | V |  | 4 |+| Internal slow-start time |  | 2.6 | 3.35 | 4.1 | ms |  | 4 |+| Charge current, SS/ENA |  | 3 | 5 | 8 | µA | SS/ENA = 0 V | 4 |+| Discharge current, SS/ENA |  | 1.5 | 2.3 | 4 | mA | SS/ENA = 0.2 V, VI = 2.7 V | 4 |+| Output saturation voltage, PWRGD |  |  | 0.18 | 0.3 | V | I(sink) = 2.5 mA | 4 |+| Leakage current, PWRGD |  |  |  | 1 | µA | VI = 5.5 V | 4 |+| Current limit trip point |  |  | 4 | 6.5 | A | VI = 3 V, output shorted | 4 |+| Current limit trip point |  |  | 4.5 | 7.5 | A | VI = 6 V, output shorted | 4 |+| Thermal shutdown trip point |  | 135 | 150 | 165 | °C |  | 4 |+| Thermal shutdown hysteresis |  |  | 10 |  | °C |  | 4 |+| Power MOSFET switches rDS(on) | rDS(on) |  | 59 | 88 | mΩ | VI = 6 V | 4 |+| Power MOSFET switches rDS(on) | rDS(on) |  | 85 | 136 | mΩ | VI = 3 V | 4 |+ ## CAD (KiCad official)  - Symbol: `TPS54317RHFR`
page.json+692−1
@@ -282,6 +282,697 @@       "Package": "VQFN-24-EP(4x5)",       "Category": "Power Supply Chip",       "Pins": "25"+    },+    "characteristics": {+      "version": 1,+      "source": "datasheet",+      "datasheet_sha256": "e397d8e9ee178832",+      "rows": [+        {+          "name": "VIN, SS/ENA, SYNC input voltage range",+          "symbol": "VI",+          "kind": "absolute_maximum",+          "unit": "V",+          "min": -0.3,+          "typ": null,+          "max": 7,+          "conditions": "",+          "source_page": 2,+          "source": "datasheet"+        },+        {+          "name": "RT input voltage range",+          "symbol": "VI",+          "kind": "absolute_maximum",+          "unit": "V",+          "min": -0.3,+          "typ": null,+          "max": 6,+          "conditions": "",+          "source_page": 2,+          "source": "datasheet"+        },+        {+          "name": "VSENSE input voltage range",+          "symbol": "VI",+          "kind": "absolute_maximum",+          "unit": "V",+          "min": -0.3,+          "typ": null,+          "max": 4,+          "conditions": "",+          "source_page": 2,+          "source": "datasheet"+        },+        {+          "name": "BOOT input voltage range",+          "symbol": "VI",+          "kind": "absolute_maximum",+          "unit": "V",+          "min": -0.3,+          "typ": null,+          "max": 17,+          "conditions": "",+          "source_page": 2,+          "source": "datasheet"+        },+        {+          "name": "VBIAS, PWRGD, COMP input voltage range",+          "symbol": "VI",+          "kind": "absolute_maximum",+          "unit": "V",+          "min": -0.3,+          "typ": null,+          "max": 7,+          "conditions": "",+          "source_page": 2,+          "source": "datasheet"+        },+        {+          "name": "PH output voltage range, steady state",+          "symbol": "VO",+          "kind": "absolute_maximum",+          "unit": "V",+          "min": -0.6,+          "typ": null,+          "max": 10,+          "conditions": "steady state",+          "source_page": 2,+          "source": "datasheet"+        },+        {+          "name": "PH output voltage range, transient",+          "symbol": "VO",+          "kind": "absolute_maximum",+          "unit": "V",+          "min": -2,+          "typ": null,+          "max": 10,+          "conditions": "transient < 20 ns",+          "source_page": 2,+          "source": "datasheet"+        },+        {+          "name": "COMP, VBIAS output current range",+          "symbol": "IO",+          "kind": "absolute_maximum",+          "unit": "mA",+          "min": null,+          "typ": null,+          "max": 6,+          "conditions": "",+          "source_page": 2,+          "source": "datasheet"+        },+        {+          "name": "PH output current range",+          "symbol": "IO",+          "kind": "absolute_maximum",+          "unit": "A",+          "min": null,+          "typ": null,+          "max": 6,+          "conditions": "",+          "source_page": 2,+          "source": "datasheet"+        },+        {+          "name": "COMP sink current",+          "symbol": "",+          "kind": "absolute_maximum",+          "unit": "mA",+          "min": null,+          "typ": null,+          "max": 6,+          "conditions": "",+          "source_page": 2,+          "source": "datasheet"+        },+        {+          "name": "SS/ENA, PWRGD sink current",+          "symbol": "",+          "kind": "absolute_maximum",+          "unit": "mA",+          "min": null,+          "typ": null,+          "max": 10,+          "conditions": "",+          "source_page": 2,+          "source": "datasheet"+        },+        {+          "name": "Voltage differential AGND to PGND",+          "symbol": "",+          "kind": "absolute_maximum",+          "unit": "V",+          "min": -0.3,+          "typ": null,+          "max": 0.3,+          "conditions": "",+          "source_page": 2,+          "source": "datasheet"+        },+        {+          "name": "Operating virtual junction temperature range",+          "symbol": "TJ",+          "kind": "absolute_maximum",+          "unit": "°C",+          "min": -40,+          "typ": null,+          "max": 150,+          "conditions": "",+          "source_page": 2,+          "source": "datasheet"+        },+        {+          "name": "Storage temperature range",+          "symbol": "Tstg",+          "kind": "absolute_maximum",+          "unit": "°C",+          "min": -65,+          "typ": null,+          "max": 150,+          "conditions": "",+          "source_page": 2,+          "source": "datasheet"+        },+        {+          "name": "Input voltage range",+          "symbol": "VI",+          "kind": "recommended_operating",+          "unit": "V",+          "min": 3,+          "typ": null,+          "max": 6,+          "conditions": "",+          "source_page": 2,+          "source": "datasheet"+        },+        {+          "name": "Operating junction temperature",+          "symbol": "TJ",+          "kind": "recommended_operating",+          "unit": "°C",+          "min": -40,+          "typ": null,+          "max": 125,+          "conditions": "",+          "source_page": 2,+          "source": "datasheet"+        },+        {+          "name": "Junction-to-ambient thermal impedance, 24-pin RHF with solder",+          "symbol": "",+          "kind": "thermal",+          "unit": "°C/W",+          "min": null,+          "typ": 19.7,+          "max": null,+          "conditions": "Test board per note (2): 3 in x 3 in, 4 layers, 6 thermal vias",+          "source_page": 3,+          "source": "datasheet"+        },+        {+          "name": "Junction-to-case thermal impedance, 24-pin RHF with solder",+          "symbol": "",+          "kind": "thermal",+          "unit": "°C/W",+          "min": null,+          "typ": 1.7,+          "max": null,+          "conditions": "",+          "source_page": 3,+          "source": "datasheet"+        },+        {+          "name": "Input voltage range, VIN",+          "symbol": "VI",+          "kind": "electrical",+          "unit": "V",+          "min": 3,+          "typ": null,+          "max": 6,+          "conditions": "TJ = -40 °C to 125 °C",+          "source_page": 3,+          "source": "datasheet"+        },+        {+          "name": "Quiescent current",+          "symbol": "IQ",+          "kind": "electrical",+          "unit": "mA",+          "min": null,+          "typ": 6.2,+          "max": 9.6,+          "conditions": "fs = 350 kHz, SYNC = 0.8 V, RT open",+          "source_page": 3,+          "source": "datasheet"+        },+        {+          "name": "Quiescent current",+          "symbol": "IQ",+          "kind": "electrical",+          "unit": "mA",+          "min": null,+          "typ": 8.4,+          "max": 12.8,+          "conditions": "fs = 550 kHz, SYNC ≥ 2.5 V, RT open, phase pin open",+          "source_page": 3,+          "source": "datasheet"+        },+        {+          "name": "Shutdown current",+          "symbol": "IQ",+          "kind": "electrical",+          "unit": "mA",+          "min": null,+          "typ": 1,+          "max": 1.4,+          "conditions": "Shutdown, SS/ENA = 0 V",+          "source_page": 3,+          "source": "datasheet"+        },+        {+          "name": "Start threshold voltage, UVLO",+          "symbol": "",+          "kind": "electrical",+          "unit": "V",+          "min": null,+          "typ": 2.95,+          "max": 3,+          "conditions": "",+          "source_page": 3,+          "source": "datasheet"+        },+        {+          "name": "Stop threshold voltage, UVLO",+          "symbol": "",+          "kind": "electrical",+          "unit": "V",+          "min": null,+          "typ": 2.7,+          "max": 2.8,+          "conditions": "",+          "source_page": 3,+          "source": "datasheet"+        },+        {+          "name": "Hysteresis voltage, UVLO",+          "symbol": "",+          "kind": "electrical",+          "unit": "V",+          "min": null,+          "typ": 0.14,+          "max": 0.16,+          "conditions": "",+          "source_page": 3,+          "source": "datasheet"+        },+        {+          "name": "Output voltage, VBIAS",+          "symbol": "VO",+          "kind": "electrical",+          "unit": "V",+          "min": 2.7,+          "typ": 2.8,+          "max": 2.9,+          "conditions": "I(VBIAS) = 0",+          "source_page": 3,+          "source": "datasheet"+        },+        {+          "name": "Output current, VBIAS",+          "symbol": "",+          "kind": "electrical",+          "unit": "µA",+          "min": null,+          "typ": null,+          "max": 100,+          "conditions": "Static resistive loads only",+          "source_page": 3,+          "source": "datasheet"+        },+        {+          "name": "Vref accuracy",+          "symbol": "Vref",+          "kind": "electrical",+          "unit": "V",+          "min": 0.882,+          "typ": 0.891,+          "max": 0.9,+          "conditions": "",+          "source_page": 3,+          "source": "datasheet"+        },+        {+          "name": "Internally set free-running frequency range",+          "symbol": "fs",+          "kind": "electrical",+          "unit": "kHz",+          "min": 280,+          "typ": 350,+          "max": 420,+          "conditions": "SYNC ≤ 0.8 V, RT open",+          "source_page": 3,+          "source": "datasheet"+        },+        {+          "name": "Internally set free-running frequency range",+          "symbol": "fs",+          "kind": "electrical",+          "unit": "kHz",+          "min": 440,+          "typ": 550,+          "max": 660,+          "conditions": "SYNC ≥ 2.5 V, RT open",+          "source_page": 3,+          "source": "datasheet"+        },+        {+          "name": "Externally set free-running frequency range",+          "symbol": "fs",+          "kind": "electrical",+          "unit": "kHz",+          "min": 460,+          "typ": 500,+          "max": 540,+          "conditions": "RT = 100 kΩ (1% resistor to AGND)",+          "source_page": 3,+          "source": "datasheet"+        },+        {+          "name": "Externally set free-running frequency range",+          "symbol": "fs",+          "kind": "electrical",+          "unit": "kHz",+          "min": 995,+          "typ": 1075,+          "max": 1155,+          "conditions": "RT = 43 kΩ (1% resistor to AGND)",+          "source_page": 3,+          "source": "datasheet"+        },+        {+          "name": "High-level threshold voltage, SYNC",+          "symbol": "",+          "kind": "electrical",+          "unit": "V",+          "min": 2.5,+          "typ": null,+          "max": null,+          "conditions": "",+          "source_page": 3,+          "source": "datasheet"+        },+        {+          "name": "Low-level threshold voltage, SYNC",+          "symbol": "",+          "kind": "electrical",+          "unit": "V",+          "min": null,+          "typ": null,+          "max": 0.8,+          "conditions": "",+          "source_page": 3,+          "source": "datasheet"+        },+        {+          "name": "Pulse duration, SYNC",+          "symbol": "",+          "kind": "electrical",+          "unit": "ns",+          "min": 50,+          "typ": null,+          "max": null,+          "conditions": "Specified by design",+          "source_page": 3,+          "source": "datasheet"+        },+        {+          "name": "Frequency range, SYNC",+          "symbol": "",+          "kind": "electrical",+          "unit": "kHz",+          "min": 330,+          "typ": null,+          "max": 1600,+          "conditions": "",+          "source_page": 3,+          "source": "datasheet"+        },+        {+          "name": "Minimum controllable on time",+          "symbol": "",+          "kind": "electrical",+          "unit": "ns",+          "min": null,+          "typ": null,+          "max": 150,+          "conditions": "",+          "source_page": 3,+          "source": "datasheet"+        },+        {+          "name": "Maximum duty cycle",+          "symbol": "",+          "kind": "electrical",+          "unit": "%",+          "min": null,+          "typ": null,+          "max": 90,+          "conditions": "",+          "source_page": 3,+          "source": "datasheet"+        },+        {+          "name": "Error amplifier open loop voltage gain",+          "symbol": "",+          "kind": "electrical",+          "unit": "dB",+          "min": null,+          "typ": 90,+          "max": 110,+          "conditions": "1 kΩ COMP to AGND",+          "source_page": 4,+          "source": "datasheet"+        },+        {+          "name": "Error amplifier unity gain bandwidth",+          "symbol": "",+          "kind": "electrical",+          "unit": "MHz",+          "min": null,+          "typ": 3,+          "max": 5,+          "conditions": "Parallel 10 kΩ, 160 pF COMP to AGND",+          "source_page": 4,+          "source": "datasheet"+        },+        {+          "name": "Error amplifier common-mode input voltage range",+          "symbol": "",+          "kind": "electrical",+          "unit": "V",+          "min": 0,+          "typ": null,+          "max": null,+          "conditions": "Powered by internal LDO; upper limit is VBIAS (not numeric)",+          "source_page": 4,+          "source": "datasheet"+        },+        {+          "name": "Input bias current, VSENSE",+          "symbol": "IIB",+          "kind": "electrical",+          "unit": "nA",+          "min": null,+          "typ": 60,+          "max": 250,+          "conditions": "VSENSE = Vref",+          "source_page": 4,+          "source": "datasheet"+        },+        {+          "name": "Output voltage slew rate (symmetric), VO COMP",+          "symbol": "",+          "kind": "electrical",+          "unit": "V/µs",+          "min": null,+          "typ": 1,+          "max": 1.4,+          "conditions": "",+          "source_page": 4,+          "source": "datasheet"+        },+        {+          "name": "PWM comparator propagation delay time, PWM comparator input to PH pin (excluding dead time)",+          "symbol": "",+          "kind": "electrical",+          "unit": "ns",+          "min": null,+          "typ": 70,+          "max": 85,+          "conditions": "10 mV overdrive",+          "source_page": 4,+          "source": "datasheet"+        },+        {+          "name": "Enable threshold voltage, SS/ENA",+          "symbol": "",+          "kind": "electrical",+          "unit": "V",+          "min": 0.82,+          "typ": 1.2,+          "max": 1.4,+          "conditions": "",+          "source_page": 4,+          "source": "datasheet"+        },+        {+          "name": "Voltage to regulate using the internal Vref, SS/ENA",+          "symbol": "",+          "kind": "electrical",+          "unit": "V",+          "min": null,+          "typ": 1.95,+          "max": 2.2,+          "conditions": "",+          "source_page": 4,+          "source": "datasheet"+        },+        {+          "name": "Internal slow-start time",+          "symbol": "",+          "kind": "electrical",+          "unit": "ms",+          "min": 2.6,+          "typ": 3.35,+          "max": 4.1,+          "conditions": "",+          "source_page": 4,+          "source": "datasheet"+        },+        {+          "name": "Charge current, SS/ENA",+          "symbol": "",+          "kind": "electrical",+          "unit": "µA",+          "min": 3,+          "typ": 5,+          "max": 8,+          "conditions": "SS/ENA = 0 V",+          "source_page": 4,+          "source": "datasheet"+        },+        {+          "name": "Discharge current, SS/ENA",+          "symbol": "",+          "kind": "electrical",+          "unit": "mA",+          "min": 1.5,+          "typ": 2.3,+          "max": 4,+          "conditions": "SS/ENA = 0.2 V, VI = 2.7 V",+          "source_page": 4,+          "source": "datasheet"+        },+        {+          "name": "Output saturation voltage, PWRGD",+          "symbol": "",+          "kind": "electrical",+          "unit": "V",+          "min": null,+          "typ": 0.18,+          "max": 0.3,+          "conditions": "I(sink) = 2.5 mA",+          "source_page": 4,+          "source": "datasheet"+        },+        {+          "name": "Leakage current, PWRGD",+          "symbol": "",+          "kind": "electrical",+          "unit": "µA",+          "min": null,+          "typ": null,+          "max": 1,+          "conditions": "VI = 5.5 V",+          "source_page": 4,+          "source": "datasheet"+        },+        {+          "name": "Current limit trip point",+          "symbol": "",+          "kind": "electrical",+          "unit": "A",+          "min": null,+          "typ": 4,+          "max": 6.5,+          "conditions": "VI = 3 V, output shorted",+          "source_page": 4,+          "source": "datasheet"+        },+        {+          "name": "Current limit trip point",+          "symbol": "",+          "kind": "electrical",+          "unit": "A",+          "min": null,+          "typ": 4.5,+          "max": 7.5,+          "conditions": "VI = 6 V, output shorted",+          "source_page": 4,+          "source": "datasheet"+        },+        {+          "name": "Thermal shutdown trip point",+          "symbol": "",+          "kind": "electrical",+          "unit": "°C",+          "min": 135,+          "typ": 150,+          "max": 165,+          "conditions": "",+          "source_page": 4,+          "source": "datasheet"+        },+        {+          "name": "Thermal shutdown hysteresis",+          "symbol": "",+          "kind": "electrical",+          "unit": "°C",+          "min": null,+          "typ": 10,+          "max": null,+          "conditions": "",+          "source_page": 4,+          "source": "datasheet"+        },+        {+          "name": "Power MOSFET switches rDS(on)",+          "symbol": "rDS(on)",+          "kind": "electrical",+          "unit": "mΩ",+          "min": null,+          "typ": 59,+          "max": 88,+          "conditions": "VI = 6 V",+          "source_page": 4,+          "source": "datasheet"+        },+        {+          "name": "Power MOSFET switches rDS(on)",+          "symbol": "rDS(on)",+          "kind": "electrical",+          "unit": "mΩ",+          "min": null,+          "typ": 85,+          "max": 136,+          "conditions": "VI = 3 V",+          "source_page": 4,+          "source": "datasheet"+        }+      ]     }   },   "variants": [],@@ -323,4 +1014,4 @@   "visibility": {     "public": true   }-}\ No newline at end of file+}