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TPS78925DBVR
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Texas Instruments Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-23-5. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownTPS78925DBVR
Texas Instruments · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · SOT-23-5
TPS78925DBVR from Texas Instruments, in a SOT-23-5. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.
Pinout
| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | IN | input | The IN terminal is the input to the device, with a recommended input voltage range of 2.7 V to 10 V and VI(min) equal to VO(max) plus the dropout voltage at maximum load. |
| 2 | GND | power_in | Regulator ground, which also carries the quiescent current; the output capacitor must connect between OUT and GND with a minimum of 4.7 µF. |
| 3 | EN | input | Active low enable: a voltage of 1.7 V or greater disables the device and a voltage below 0.9 V enables it. |
| 4 | BYPASS | input | The external bypass capacitor, in conjunction with an internal 150-kΩ resistor, creates a low-pass filter to further reduce regulator noise. |
| 5 | OUT | output | The OUT terminal is the regulated output of the device, rated up to 100 mA continuous output current. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | SOT-23-5 |
| Category | Power Management (PMIC) |
| Pins | 5 |
Electrical characteristics
Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Input voltage, VI | VI | 2.7 | 10 | V | 4 | ||
| Continuous output current, IO | IO | 0 | 100 | mA | 4 | ||
| Operating junction temperature, TJ | TJ | -40 | 125 | °C | 4 | ||
| Input voltage range | -0.3 | 13.5 | V | 3 | |||
| Voltage range at EN | EN | -0.3 | V | max VI + 0.3 V | 3 | ||
| Voltage on OUT | OUT | 7 | V | 3 | |||
| ESD rating, HBM | 2 | kV | 3 | ||||
| Operating virtual junction temperature range, TJ | TJ | -40 | 150 | °C | 3 | ||
| Storage temperature range, Tstg | Tstg | -65 | 150 | °C | 3 | ||
| Output voltage | VO | 2.425 | 2.575 | V | TJ = -40°C to 125°C, 3.5 V < VI < 10 V | 4 | |
| Output voltage | VO | 2.5 | V | TJ = 25°C, 3.5 V < VI < 10 V | 4 | ||
| Quiescent current (GND current) | 28 | µA | EN = 0 V, IO = 100 mA, TJ = -40°C to 125°C | 4 | |||
| Quiescent current (GND current) | 17 | µA | EN = 0 V, 10 µA < IO < 100 mA, TJ = 25°C | 4 | |||
| Output current limit | 350 | 750 | mA | VO = 0 V, See Note 4 | 4 | ||
| Standby current | 1 | µA | EN = VI, 2.7 < VI < 10 V | 4 | |||
| Standby current | 2 | µA | TJ = -40°C to 125°C | 4 | |||
| High level enable input voltage | 1.7 | V | 2.7 V < VI < 10 V | 5 | |||
| Low level enable input voltage | 0.9 | V | 2.7 V < VI < 10 V | 5 | |||
| Input current (EN) | -1 | 0 | 1 | µA | EN = 0 V | 5 | |
| Input current (EN) | -1 | 1 | µA | EN = VI | 5 | ||
| Output voltage line regulation (∆VO/VO) | 0.04 | %/V | VO + 1 V < VI ≤ 10 V, TJ = 25°C, See Note 4 | 4 | |||
| Output voltage line regulation (∆VO/VO) | 0.1 | %/V | VO + 1 V < VI ≤ 10 V, TJ = -40°C to 125°C, See Note 4 | 4 | |||
| Load regulation | 12 | mV | EN = 0 V, IO = See Note 4, TJ = 25°C | 4 | |||
| Junction-to-case thermal resistance, RθJC | RθJC | 65.8 | °C/W | DBV package | 3 | ||
| Junction-to-ambient thermal resistance, RθJA (Low K) | RθJA | 259 | °C/W | JEDEC Low K (1s) board | 3 | ||
| Junction-to-ambient thermal resistance, RθJA (High K) | RθJA | 180 | °C/W | JEDEC High K (2s2p) board | 3 | ||
| Derating factor above TA = 25°C (Low K) | 3.9 | mW/°C | Low K board, TA > 25°C | 3 | |||
| Derating factor above TA = 25°C (High K) | 5.6 | mW/°C | High K board, TA > 25°C | 3 |
CAD (KiCad official)
- Symbol:
TPS78925DBVR - Footprint:
Package_TO_SOT_SMD:SOT-23-5 - 3D model: SOT-23-5 (KiCad packages3D, STEP)
- 3D model files:
tps78925dbvr-etched.step/tps78925dbvr-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);tps78925dbvr.step/tps78925dbvr.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Texas Instruments datasheet (20 pp, sha256
f216afa23ba1c3fd, retrieved 2026-11-05, tier: manufacturer) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-haiku-5-5(text), consensusclaude-sonnet-5-5(agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish. - CAD: KiCad official libraries (CC-BY-SA 4.0).