component
ZXTP25040DZTA
Public Made by Adomby adom
Diodes Incorporated Bipolar (BJT), SOT-89. 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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Contents
README
markdownZXTP25040DZTA
Diodes Incorporated · Bipolar (BJT) · SOT-89
ZXTP25040DZTA from Diodes Incorporated, in a SOT-89. 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 | B | input | Base; drive current into the base (IB max -1A) with VEBO limited to -7V. |
| 2 | C | passive | Collector, also connected to the metal tab; VCEO -40V, VCBO -45V, continuous IC -3A, peak ICM -9A. |
| 3 | E | passive | Emitter of the PNP transistor; VEBO -7V and VECO -3V reverse blocking limits. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Diodes Incorporated |
| Package | SOT-89 |
| 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 |
|---|---|---|---|---|---|---|---|
| Collector-Base Voltage | VCBO | -45 | V | 2 | |||
| Collector-Emitter Voltage (forward blocking) | VCEO | -40 | V | 2 | |||
| Emitter-Collector voltage (reverse blocking) | VECO | -3 | V | 2 | |||
| Emitter-Base Voltage | VEBO | -7 | V | 2 | |||
| Continuous Collector Current | IC | -3 | A | 2 | |||
| Peak Pulse Collector Current (Single Pulse) | ICM | -9 | A | Single pulse | 2 | ||
| Base current | IB | -1 | A | 2 | |||
| Operating and Storage Temperature Range | TJ, TSTG | -55 | 150 | °C | 2 | ||
| Power Dissipation | PD | 1.1 | W | Note 5: 15mm x 15mm x 0.6mm FR4, 1oz Cu, still air | 2 | ||
| Linear Derating Factor | PD | 8.8 | mW/°C | Note 5 | 2 | ||
| Power Dissipation | PD | 1.8 | W | Note 6: 25mm x 25mm x 0.6mm FR4, 1oz Cu, still air | 2 | ||
| Linear Derating Factor | PD | 14.4 | mW/°C | Note 6 | 2 | ||
| Power Dissipation | PD | 2.4 | W | Note 7: 50mm x 50mm x 0.6mm FR4, 1oz Cu, still air | 2 | ||
| Linear Derating Factor | PD | 19.2 | mW/°C | Note 7 | 2 | ||
| Power Dissipation | PD | 4.46 | W | Note 8: as Note 5, t<5 seconds | 2 | ||
| Linear Derating Factor | PD | 35.7 | mW/°C | Note 8 | 2 | ||
| Power Dissipation | PD | 15.7 | W | Note 9: junction to case (collector tab), typical | 2 | ||
| Linear Derating Factor | PD | 126 | mW/°C | Note 9 | 2 | ||
| Thermal Resistance, Junction to Ambient | RθJA | 117 | °C/W | Note 5: 15mm x 15mm FR4, still air | 2 | ||
| Thermal Resistance, Junction to Ambient | RθJA | 68 | °C/W | Note 6: 25mm x 25mm FR4, still air | 2 | ||
| Thermal Resistance, Junction to Ambient | RθJA | 51 | °C/W | Note 7: 50mm x 50mm FR4, still air | 2 | ||
| Thermal Resistance, Junction to Ambient | RθJA | 28 | °C/W | Note 8: t<5 seconds | 2 | ||
| Thermal Resistance, Junction to Case | RθJC | 7.95 | °C/W | Note 9: collector tab, typical | 2 | ||
| Collector-Base Breakdown Voltage | BVCBO | -45 | -75 | V | IC = -100µA | 5 | |
| Collector-Emitter Breakdown Voltage | BVCEO | -40 | -65 | V | IC = -10mA | 5 | |
| Emitter-Collector Breakdown Voltage | BVECO | -3 | -8.7 | V | IE = -100µA | 5 | |
| Emitter-Base Breakdown Voltage | BVEBO | -7 | -8.2 | V | IE = -100µA | 5 | |
| Collector Cut-Off Current | ICBO | -50 | nA | VCB = -45V | 5 | ||
| Collector Cut-Off Current | ICBO | -0.5 | µA | VCB = -45V, TA = +100°C | 5 | ||
| Emitter Cut-Off Current | IEBO | -1 | -50 | nA | VEB = -5.6V | 5 | |
| Collector-Emitter Saturation Voltage | VCE(sat) | -170 | -215 | mV | IC = -1A, IB = -20mA | 5 | |
| Collector-Emitter Saturation Voltage | VCE(sat) | -70 | -90 | mV | IC = -1A, IB = -100mA | 5 | |
| Collector-Emitter Saturation Voltage | VCE(sat) | -265 | -350 | mV | IC = -3.5A, IB = -350mA | 5 | |
| Base-Emitter Saturation Voltage | VBE(sat) | -970 | -1050 | mV | IC = -3.5A, IB = -350mA | 5 | |
| Base-Emitter Turn-On Voltage | VBE(on) | -870 | -950 | mV | IC = -3.5A, VCE = -2V | 5 | |
| DC Current Gain | hFE | 300 | 450 | 900 | IC = -10mA, VCE = -2V | 5 | |
| DC Current Gain | hFE | 200 | 300 | IC = -1A, VCE = -2V | 5 | ||
| DC Current Gain | hFE | 20 | 50 | IC = -3.5A, VCE = -2V | 5 |
Materials and finish
As the datasheet states them (page.json metadata.appearance; the 3D model's colours follow it).
| Part | Material | Colour / plating | Datasheet says | Page |
|---|---|---|---|---|
| contacts | tin | • Terminals: Finish - Matte Tin Plated Leads, Solderable per MIL-STD-202, Method 208 | 1 |
CAD (KiCad official)
- Symbol:
ZXTP25040DZTA - Footprint:
Package_TO_SOT_SMD:SOT-89-3 - 3D model: SOT-89 (KiCad packages3D, STEP)
- 3D model files:
zxtp25040dzta-etched.step/zxtp25040dzta-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);zxtp25040dzta.step/zxtp25040dzta.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Diodes Incorporated datasheet (8 pp, sha256
596f1e0fda6373e3, retrieved 2026-10-18, tier: lcsc) - 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).