component
FH8902K
Public Made by Adomby adom
鑫飞宏 , SOT-23-6. 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
markdownFH8902K
鑫飞宏 · IC · SOT-23-6
FH8902K from 鑫飞宏, in a SOT-23-6. 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 | S1 | passive | Source of MOSFET 1 (N-channel, VDS 30 V, ID 5 A continuous). |
| 2 | D1/D2 | passive | Common drain of MOSFET 1 and MOSFET 2, internally connected to pin 5 (VDS 30 V, ID 5 A, IDM 20 A pulsed). |
| 3 | S2 | passive | Source of MOSFET 2 (N-channel, VDS 30 V, ID 5 A continuous). |
| 4 | G2 | input | Gate of MOSFET 2, VGS max ±20 V, threshold 1.0 to 1.9 V at 250 μA. |
| 5 | D1/D2 | passive | Common drain of MOSFET 1 and MOSFET 2, internally connected to pin 2 (VDS 30 V, ID 5 A, IDM 20 A pulsed). |
| 6 | G1 | input | Gate of MOSFET 1, VGS max ±20 V, threshold 1.0 to 1.9 V at 250 μA. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | 鑫飞宏 |
| Package | SOT-23-6 |
| Category | |
| Pins | 6 |
Electrical characteristics
Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Drain-Source Voltage | VDS | 30 | V | 1 | |||
| Gate-Source Voltage | VGS | -20 | 20 | V | 1 | ||
| Gate-Drain Voltage | VGD | -20 | 20 | V | 1 | ||
| Drain Current-Continuous | ID | 5 | A | @ TJ=25℃ | 1 | ||
| Pulsed Drain Current | IDM | 20 | A | Pulsed (note b: pulse width ≤300μs, duty cycle ≤2%) | 1 | ||
| Drain-Source Diode Forward Current | IS | 2.5 | A | 1 | |||
| Maximum Power Dissipation | PD | 1.25 | W | Note a: surface mounted on FR4 board, T<10 sec | 1 | ||
| Operating Junction and Storage Temperature Range | TJ,TSTG | -55 | 150 | ℃ | 1 | ||
| Thermal Resistance, Junction-to-Ambient | RθJA | 98 | ℃/W | Note a: surface mounted on FR4 board, T<10 sec | 1 | ||
| Drain-Source Breakdown Voltage | BVDSS | 30 | V | VGS=0V ID=250μA | 2 | ||
| Zero Gate Voltage Drain Current | IDSS | 1 | μA | VDS=30V,VGS=0V | 2 | ||
| Gate-Body Leakage Current | IGSS | -100 | 100 | nA | VGS=±20V, VDS=0V | 2 | |
| Gate Threshold Voltage | VGS(th) | 1 | 1.5 | 1.9 | V | VDS=VGS, ID=250μA | 2 |
| Drain-Source On-State Resistance | RDS(ON) | 16 | 24 | mΩ | VGS=10V, ID=4.5A | 2 | |
| Drain-Source On-State Resistance | RDS(ON) | 20 | 28 | mΩ | VGS=4.5V, ID=3.5A | 2 | |
| Diode Forward Voltage | VSD | 1.2 | V | VGS=0V,IS=2A | 2 |
CAD (KiCad official)
- Symbol:
FH8902K - Footprint:
Package_TO_SOT_SMD:SOT-23-6 - 3D model: SOT-23-6 (KiCad packages3D, STEP)
- 3D model files:
fh8902k-etched.step/fh8902k-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);fh8902k.step/fh8902k.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: 鑫飞宏 datasheet (6 pp, sha256
495bfcbf5609af03, retrieved 2026-10-17, tier: lcsc) - 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).