component
LM34936QPWPRQ1
Public Made by Adomby adom
Texas Instruments DC-DC Converters, TSSOP-28-EP. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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lm34936qpwprq1: specified limits as data (metadata.characteristics, 51 rows from the datasheet)
2 files changed
+678−1
README.md+58@@ -47,6 +47,64 @@ LM34936QPWPRQ1 from Texas Instruments, in a TSSOP-28-EP. Pinout and pin descript | Category | Power Management (PMIC) | | Pins | 29 | +## 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 shutdown current | IQ | | 2.6 | 10 | µA | VEN/UVLO = 0 V | 6 |+| VIN operating current | | | 2 | 4 | mA | VEN/UVLO = 2 V, VFB = 0.9 V | 6 |+| VCC regulation voltage | VVCC(VIN) | 6.95 | 7.35 | 7.88 | V | VBIAS = 0 V, VCC open | 6 |+| VCC undervoltage lockout | VUV(VCC) | 3.11 | 3.27 | 3.43 | V | VCC increasing | 6 |+| VCC regulator output impedance | ROUT(VCC) | | 8 | 16 | Ω | IVCC = 30 mA, VIN = 4 V | 6 |+| BIAS switchover voltage | VBIAS(SW) | 7.25 | 8 | 8.75 | V | VIN = 24 V | 6 |+| Standby threshold | VEN(STBY) | 0.55 | 0.82 | 0.97 | V | EN/UVLO rising | 6 |+| Standby source current | IEN(STBY) | 1 | 2 | 3 | µA | VEN/UVLO = 1.1 V | 6 |+| Operating threshold | VEN(OP) | 1.17 | 1.22 | 1.29 | V | EN/UVLO rising | 6 |+| Operating hysteresis current | ΔIHYS(OP) | 2.15 | 3.15 | 4.25 | µA | VEN/UVLO = 1.5 V | 6 |+| Soft-start pullup current | ISS | 3.75 | 5 | 6.35 | µA | VSS = 0 V | 6 |+| Feedback reference voltage | VREF | 0.788 | 0.8 | 0.812 | V | FB = COMP | 6 |+| Switching frequency 1 | fSW(1) | 175 | 200 | 225 | kHz | RT = 40 kΩ | 6 |+| Switching frequency 2 | fSW(2) | 350 | 390 | 430 | kHz | RT = 20 kΩ | 6 |+| Buck current limit threshold (valley) | VCS(BUCK) | 66 | 80 | 94 | mV | VIN = VVISNS = 24 V, VVOSNS = 12 V, VSLOPE = 0 V | 7 |+| Boost current limit threshold (peak) | VCS(BOOST) | 100 | 120 | 140 | mV | VIN = VVISNS = 12 V, VVOSNS = 18 V, VSLOPE = 0 V | 7 |+| Average current loop regulation target | VSNS | 43 | 50 | 57 | mV | VISNS(-) = 24 V, sweep ISNS(+), VSS = 0.8 V | 7 |+| Buck adaptive slope current | ISLOPE | 24 | 30 | 35 | µA | VIN = VVISNS = 24 V, VVOSNS = 12 V, VSLOPE = 0 V | 7 |+| Boost adaptive slope current | ISLOPE | 13 | 17 | 21 | µA | VIN = VVISNS = 12 V, VVOSNS = 18 V, VSLOPE = 0 V | 7 |+| Source current out of MODE pin | IMODE | 17 | 20 | 23 | µA | | 7 |+| CCM with hiccup threshold | VCCM_HIC | 1.18 | 1.28 | 1.38 | V | | 7 |+| CCM no hiccup threshold | VCCM | 2.22 | 2.4 | 2.6 | V | | 7 |+| PGOOD sink current | ISINK(PGD) | 2 | 4.2 | 6.5 | mA | VPGOOD = 0.4 V | 7 |+| VIN input bias voltage | VIN | 4.2 | | 30 | V | | 5 |+| Input power stage voltage with external bias | VISNS | 2.5 | | 30 | V | BIAS ≥ 5 V or VIN ≥ 4.5 V | 5 |+| Bias supply voltage range (when VCC in regulation) | BIAS | 8 | | 30 | V | | 5 |+| Output voltage range | VOSNS | 0.8 | | 30 | V | | 5 |+| Enable voltage range | EN/UVLO | 0 | | 30 | V | | 5 |+| Average current sense common mode range | ISNS(+), ISNS(-) | 0 | | 30 | V | | 5 |+| Operating temperature range (junction) | TJ | -40 | | 150 | °C | | 5 |+| Operating frequency range | Fsw | 100 | | 600 | kHz | | 5 |+| VIN, EN/UVLO, VISNS, VOSNS, ISNS(+), ISNS(–) | | -0.3 | | 42 | V | | 5 |+| BIAS | | -0.3 | | 40 | V | | 5 |+| FB, SS, DITH, RT/SYNC, SLOPE, COMP | | -0.3 | | 3.6 | V | | 5 |+| SW1, SW2 | | -1 | | 42 | V | | 5 |+| SW1, SW2 transient | | -5 | | 47 | V | 20 ns transient | 5 |+| VCC, MODE, PGOOD | | -0.3 | | 8.5 | V | | 5 |+| LDRV1, LDRV2 | | -0.3 | | 8.5 | V | | 5 |+| BOOT1, HDRV1 with respect to SW1 | | -0.3 | | 8.5 | V | with respect to SW1 | 5 |+| BOOT2, HDRV2 with respect to SW2 | | -0.3 | | 8.5 | V | with respect to SW2 | 5 |+| BOOT1, BOOT2 | | -0.3 | | 55 | V | | 5 |+| ISNS(+) with respect to ISNS(–) | | -0.3 | | 0.3 | V | | 5 |+| CS, CSG | | -0.3 | | 0.3 | V | | 5 |+| Operating junction temperature | | -40 | | 150 | °C | | 5 |+| Storage temperature | Tstg | -65 | | 150 | °C | | 5 |+| Junction-to-ambient thermal resistance | RθJA | | 32.6 | | °C/W | | 6 |+| Junction-to-case (top) thermal resistance | RθJC(top) | | 21.4 | | °C/W | | 6 |+| Junction-to-board thermal resistance | RθJB | | 8.2 | | °C/W | | 6 |+| Junction-to-top characterization parameter | ψJT | | 0.3 | | °C/W | | 6 |+| Junction-to-board characterization parameter | ψJB | | 8.3 | | °C/W | | 6 |+| Junction-to-case (bottom) thermal resistance | RθJC(bot) | | 1 | | °C/W | | 6 |+ ## CAD (KiCad official) - Symbol: `LM34936QPWPRQ1`
page.json+620−1@@ -307,6 +307,625 @@ "Package": "TSSOP-28-EP", "Category": "Power Management (PMIC)", "Pins": "29"+ },+ "characteristics": {+ "version": 1,+ "source": "datasheet",+ "datasheet_sha256": "4ca152db4a27eff3",+ "rows": [+ {+ "name": "VIN shutdown current",+ "symbol": "IQ",+ "kind": "electrical",+ "unit": "µA",+ "min": null,+ "typ": 2.6,+ "max": 10,+ "conditions": "VEN/UVLO = 0 V",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "VIN operating current",+ "symbol": "",+ "kind": "electrical",+ "unit": "mA",+ "min": null,+ "typ": 2,+ "max": 4,+ "conditions": "VEN/UVLO = 2 V, VFB = 0.9 V",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "VCC regulation voltage",+ "symbol": "VVCC(VIN)",+ "kind": "electrical",+ "unit": "V",+ "min": 6.95,+ "typ": 7.35,+ "max": 7.88,+ "conditions": "VBIAS = 0 V, VCC open",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "VCC undervoltage lockout",+ "symbol": "VUV(VCC)",+ "kind": "electrical",+ "unit": "V",+ "min": 3.11,+ "typ": 3.27,+ "max": 3.43,+ "conditions": "VCC increasing",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "VCC regulator output impedance",+ "symbol": "ROUT(VCC)",+ "kind": "electrical",+ "unit": "Ω",+ "min": null,+ "typ": 8,+ "max": 16,+ "conditions": "IVCC = 30 mA, VIN = 4 V",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "BIAS switchover voltage",+ "symbol": "VBIAS(SW)",+ "kind": "electrical",+ "unit": "V",+ "min": 7.25,+ "typ": 8,+ "max": 8.75,+ "conditions": "VIN = 24 V",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Standby threshold",+ "symbol": "VEN(STBY)",+ "kind": "electrical",+ "unit": "V",+ "min": 0.55,+ "typ": 0.82,+ "max": 0.97,+ "conditions": "EN/UVLO rising",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Standby source current",+ "symbol": "IEN(STBY)",+ "kind": "electrical",+ "unit": "µA",+ "min": 1,+ "typ": 2,+ "max": 3,+ "conditions": "VEN/UVLO = 1.1 V",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Operating threshold",+ "symbol": "VEN(OP)",+ "kind": "electrical",+ "unit": "V",+ "min": 1.17,+ "typ": 1.22,+ "max": 1.29,+ "conditions": "EN/UVLO rising",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Operating hysteresis current",+ "symbol": "ΔIHYS(OP)",+ "kind": "electrical",+ "unit": "µA",+ "min": 2.15,+ "typ": 3.15,+ "max": 4.25,+ "conditions": "VEN/UVLO = 1.5 V",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Soft-start pullup current",+ "symbol": "ISS",+ "kind": "electrical",+ "unit": "µA",+ "min": 3.75,+ "typ": 5,+ "max": 6.35,+ "conditions": "VSS = 0 V",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Feedback reference voltage",+ "symbol": "VREF",+ "kind": "electrical",+ "unit": "V",+ "min": 0.788,+ "typ": 0.8,+ "max": 0.812,+ "conditions": "FB = COMP",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Switching frequency 1",+ "symbol": "fSW(1)",+ "kind": "electrical",+ "unit": "kHz",+ "min": 175,+ "typ": 200,+ "max": 225,+ "conditions": "RT = 40 kΩ",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Switching frequency 2",+ "symbol": "fSW(2)",+ "kind": "electrical",+ "unit": "kHz",+ "min": 350,+ "typ": 390,+ "max": 430,+ "conditions": "RT = 20 kΩ",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Buck current limit threshold (valley)",+ "symbol": "VCS(BUCK)",+ "kind": "electrical",+ "unit": "mV",+ "min": 66,+ "typ": 80,+ "max": 94,+ "conditions": "VIN = VVISNS = 24 V, VVOSNS = 12 V, VSLOPE = 0 V",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "Boost current limit threshold (peak)",+ "symbol": "VCS(BOOST)",+ "kind": "electrical",+ "unit": "mV",+ "min": 100,+ "typ": 120,+ "max": 140,+ "conditions": "VIN = VVISNS = 12 V, VVOSNS = 18 V, VSLOPE = 0 V",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "Average current loop regulation target",+ "symbol": "VSNS",+ "kind": "electrical",+ "unit": "mV",+ "min": 43,+ "typ": 50,+ "max": 57,+ "conditions": "VISNS(-) = 24 V, sweep ISNS(+), VSS = 0.8 V",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "Buck adaptive slope current",+ "symbol": "ISLOPE",+ "kind": "electrical",+ "unit": "µA",+ "min": 24,+ "typ": 30,+ "max": 35,+ "conditions": "VIN = VVISNS = 24 V, VVOSNS = 12 V, VSLOPE = 0 V",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "Boost adaptive slope current",+ "symbol": "ISLOPE",+ "kind": "electrical",+ "unit": "µA",+ "min": 13,+ "typ": 17,+ "max": 21,+ "conditions": "VIN = VVISNS = 12 V, VVOSNS = 18 V, VSLOPE = 0 V",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "Source current out of MODE pin",+ "symbol": "IMODE",+ "kind": "electrical",+ "unit": "µA",+ "min": 17,+ "typ": 20,+ "max": 23,+ "conditions": "",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "CCM with hiccup threshold",+ "symbol": "VCCM_HIC",+ "kind": "electrical",+ "unit": "V",+ "min": 1.18,+ "typ": 1.28,+ "max": 1.38,+ "conditions": "",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "CCM no hiccup threshold",+ "symbol": "VCCM",+ "kind": "electrical",+ "unit": "V",+ "min": 2.22,+ "typ": 2.4,+ "max": 2.6,+ "conditions": "",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "PGOOD sink current",+ "symbol": "ISINK(PGD)",+ "kind": "electrical",+ "unit": "mA",+ "min": 2,+ "typ": 4.2,+ "max": 6.5,+ "conditions": "VPGOOD = 0.4 V",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "VIN input bias voltage",+ "symbol": "VIN",+ "kind": "recommended_operating",+ "unit": "V",+ "min": 4.2,+ "typ": null,+ "max": 30,+ "conditions": "",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Input power stage voltage with external bias",+ "symbol": "VISNS",+ "kind": "recommended_operating",+ "unit": "V",+ "min": 2.5,+ "typ": null,+ "max": 30,+ "conditions": "BIAS ≥ 5 V or VIN ≥ 4.5 V",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Bias supply voltage range (when VCC in regulation)",+ "symbol": "BIAS",+ "kind": "recommended_operating",+ "unit": "V",+ "min": 8,+ "typ": null,+ "max": 30,+ "conditions": "",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Output voltage range",+ "symbol": "VOSNS",+ "kind": "recommended_operating",+ "unit": "V",+ "min": 0.8,+ "typ": null,+ "max": 30,+ "conditions": "",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Enable voltage range",+ "symbol": "EN/UVLO",+ "kind": "recommended_operating",+ "unit": "V",+ "min": 0,+ "typ": null,+ "max": 30,+ "conditions": "",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Average current sense common mode range",+ "symbol": "ISNS(+), ISNS(-)",+ "kind": "recommended_operating",+ "unit": "V",+ "min": 0,+ "typ": null,+ "max": 30,+ "conditions": "",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Operating temperature range (junction)",+ "symbol": "TJ",+ "kind": "recommended_operating",+ "unit": "°C",+ "min": -40,+ "typ": null,+ "max": 150,+ "conditions": "",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Operating frequency range",+ "symbol": "Fsw",+ "kind": "recommended_operating",+ "unit": "kHz",+ "min": 100,+ "typ": null,+ "max": 600,+ "conditions": "",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "VIN, EN/UVLO, VISNS, VOSNS, ISNS(+), ISNS(–)",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -0.3,+ "typ": null,+ "max": 42,+ "conditions": "",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "BIAS",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -0.3,+ "typ": null,+ "max": 40,+ "conditions": "",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "FB, SS, DITH, RT/SYNC, SLOPE, COMP",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -0.3,+ "typ": null,+ "max": 3.6,+ "conditions": "",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "SW1, SW2",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -1,+ "typ": null,+ "max": 42,+ "conditions": "",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "SW1, SW2 transient",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -5,+ "typ": null,+ "max": 47,+ "conditions": "20 ns transient",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "VCC, MODE, PGOOD",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -0.3,+ "typ": null,+ "max": 8.5,+ "conditions": "",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "LDRV1, LDRV2",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -0.3,+ "typ": null,+ "max": 8.5,+ "conditions": "",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "BOOT1, HDRV1 with respect to SW1",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -0.3,+ "typ": null,+ "max": 8.5,+ "conditions": "with respect to SW1",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "BOOT2, HDRV2 with respect to SW2",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -0.3,+ "typ": null,+ "max": 8.5,+ "conditions": "with respect to SW2",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "BOOT1, BOOT2",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -0.3,+ "typ": null,+ "max": 55,+ "conditions": "",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "ISNS(+) with respect to ISNS(–)",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -0.3,+ "typ": null,+ "max": 0.3,+ "conditions": "",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "CS, CSG",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -0.3,+ "typ": null,+ "max": 0.3,+ "conditions": "",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Operating junction temperature",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "°C",+ "min": -40,+ "typ": null,+ "max": 150,+ "conditions": "",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Storage temperature",+ "symbol": "Tstg",+ "kind": "absolute_maximum",+ "unit": "°C",+ "min": -65,+ "typ": null,+ "max": 150,+ "conditions": "",+ "source_page": 5,+ "source": "datasheet"+ },+ {+ "name": "Junction-to-ambient thermal resistance",+ "symbol": "RθJA",+ "kind": "thermal",+ "unit": "°C/W",+ "min": null,+ "typ": 32.6,+ "max": null,+ "conditions": "",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Junction-to-case (top) thermal resistance",+ "symbol": "RθJC(top)",+ "kind": "thermal",+ "unit": "°C/W",+ "min": null,+ "typ": 21.4,+ "max": null,+ "conditions": "",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Junction-to-board thermal resistance",+ "symbol": "RθJB",+ "kind": "thermal",+ "unit": "°C/W",+ "min": null,+ "typ": 8.2,+ "max": null,+ "conditions": "",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Junction-to-top characterization parameter",+ "symbol": "ψJT",+ "kind": "thermal",+ "unit": "°C/W",+ "min": null,+ "typ": 0.3,+ "max": null,+ "conditions": "",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Junction-to-board characterization parameter",+ "symbol": "ψJB",+ "kind": "thermal",+ "unit": "°C/W",+ "min": null,+ "typ": 8.3,+ "max": null,+ "conditions": "",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "Junction-to-case (bottom) thermal resistance",+ "symbol": "RθJC(bot)",+ "kind": "thermal",+ "unit": "°C/W",+ "min": null,+ "typ": 1,+ "max": null,+ "conditions": "",+ "source_page": 6,+ "source": "datasheet"+ }+ ] } }, "variants": [],@@ -348,4 +967,4 @@ "visibility": { "public": true }-}+}