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Contents

README

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SP40N25DP8

Siliup · MOSFETs · SOP-8

SP40N25DP8 from Siliup, in a SOP-8. 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), per the circuit diagram.
2 G1 input Gate of MOSFET 1; gate-source voltage rated ±20 V, threshold 1.0 to 2.5 V.
3 S2 passive Source of MOSFET 2 (N-channel), per the circuit diagram.
4 G2 input Gate of MOSFET 2; gate-source voltage rated ±20 V, threshold 1.0 to 2.5 V.
5 D2 passive Drain of MOSFET 2; drain-source voltage 40 V max, continuous drain current 6.3 A.
6 D2 passive Drain of MOSFET 2, internally common with pin 5; 40 V max drain-source voltage.
7 D1 passive Drain of MOSFET 1; drain-source voltage 40 V max, continuous drain current 6.3 A.
8 D1 passive Drain of MOSFET 1, internally common with pin 7; 40 V max drain-source voltage.

Key specifications

Parameter Value
Manufacturer Siliup
Package SOP-8
Category Transistors/Thyristors
Pins 8

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 40 V 2
Gate-Source Voltage VGS -20 20 V 2
Continuous Drain Current ID 6.3 A 2
Pulsed Drain Current IDM 25.2 A 2
Single Pulse Avalanche Energy EAS 51 mJ VDD=25V, VGS=10V, L=0.1mH, RG=25Ω (Note 1) 2
Power Dissipation PD 1.25 W 2
Storage Temperature Range TSTG -55 150 ℃ 2
Operating Junction Temperature Range TJ -55 150 ℃ 2
Thermal Resistance Junction-to-Ambient RθJA 100 ℃/W 2
Drain-Source Breakdown Voltage BVDSS 40 V VGS=0V, ID=250uA 2
Drain-Source Leakage Current IDSS 1 uA VDS=32V, VGS=0V 2
Gate-Source Leakage Current IGSS -100 100 nA VGS=±20V, VDS=0V 2
Gate Threshold Voltage VGS(th) 1 1.5 2.5 V VGS=VDS, ID=250uA 2
Static Drain-Source On-Resistance (VGS=10V) RDS(ON) 25 32 mΩ VGS=10V, ID=6A 2
Static Drain-Source On-Resistance (VGS=4.5V) RDS(ON) 35 45 mΩ VGS=4.5V, ID=4A 2
Diode Forward Voltage VSD 1.2 V VGS=0V, IS=1A 2
Maximum Body-Diode Continuous Current IS 6.3 A 2

CAD (KiCad official)

  • Symbol: SP40N25DP8
  • Footprint: Package_SO:SOIC-8_3.9x4.9mm_P1.27mm
  • 3D model: SOP-8 (KiCad packages3D, STEP)
  • 3D model files: sp40n25dp8-etched.step / sp40n25dp8-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); sp40n25dp8.step / sp40n25dp8.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: Siliup datasheet (5 pp, sha256 60b297bbb38413f1, retrieved 2026-10-18, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-5-5 (text+vision), consensus claude-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).

Datasheet PDF