component
RN1425TE85LF
Public Made by Adomby adom
TOSHIBA Digital Transistors, TO-236-3(SOT-23-3). 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
markdownRN1425TE85LF
TOSHIBA · Digital Transistors · TO-236-3(SOT-23-3)
RN1425TE85LF from TOSHIBA, in a TO-236-3(SOT-23-3). 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 | BASE | input | Base input of the NPN transistor, connected through built-in resistor R1 (0.47 kΩ typ. for RN1425) with R2 = 10 kΩ to the emitter; VEBO max is 5 V for RN1425. |
| 2 | EMITTER | passive | Emitter of the NPN transistor, connected to the return side of R2 and normally tied to ground. |
| 3 | COLLECTOR | passive | Collector output of the NPN transistor, rated VCEO 50 V and IC max 800 mA. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | TOSHIBA |
| Package | TO-236-3(SOT-23-3) |
| Category | Transistors/Thyristors |
| Pins | 3 |
Electrical characteristics
Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Emitter cut-off current | IEBO | 0.365 | 0.682 | mA | VEB = 5 V, IC = 0 mA | 2 | |
| Input resistor R1 | R1 | 0.329 | 0.47 | 0.61 | kΩ | 2 | |
| Resistor ratio R1/R2 | R1/R2 | 0.0423 | 0.047 | 0.0517 | 2 | ||
| Collector cut-off current (base open, emitter open) | ICBO | 100 | nA | VCB = 50 V, IE = 0 mA | 2 | ||
| Collector cut-off current (emitter open) | ICEO | 500 | nA | VCE = 50 V, IB = 0 mA | 2 | ||
| DC current gain | hFE | 90 | VCE = 1 V, IC = 100 mA | 2 | |||
| Collector-emitter saturation voltage | VCE (sat) | 0.25 | V | IC = 50 mA, IB = 1 mA | 2 | ||
| Input voltage (ON) | VI (ON) | 0.6 | 2 | V | VCE = 0.2 V, IC = 100 mA | 2 | |
| Input voltage (OFF) | VI (OFF) | 0.4 | 0.8 | V | VCE = 5 V, IC = 0.1 mA | 2 | |
| Collector-base voltage | VCBO | 50 | V | Ta = 25°C | 1 | ||
| Collector-emitter voltage | VCEO | 50 | V | Ta = 25°C | 1 | ||
| Emitter-base voltage (RN1425, RN1426) | VEBO | 5 | V | Ta = 25°C | 1 | ||
| Collector current | IC | 800 | mA | Ta = 25°C | 1 | ||
| Collector power dissipation | PC | 200 | mW | Ta = 25°C | 1 | ||
| Junction temperature | Tj | 150 | °C | Ta = 25°C | 1 | ||
| Storage temperature range | Tstg | -55 | 150 | °C | Ta = 25°C | 1 |
CAD (KiCad official)
- Symbol:
RN1425TE85LF - Footprint:
Package_TO_SOT_SMD:SOT-23 - 3D model: TO-236-3(SOT-23-3) (KiCad packages3D, STEP)
- 3D model files:
rn1425te85lf-etched.step/rn1425te85lf-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);rn1425te85lf.step/rn1425te85lf.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: TOSHIBA datasheet (8 pp, sha256
88d5f8d4cab179da, retrieved 2026-10-30, tier: manufacturer) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-sonnet-5-5(text+vision), consensusclaude-opus-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).