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MSA003B

Public Made by Adom

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miracle MOSFETs, TO-263. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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MSA003B

miracle · MOSFETs · TO-263

MSA003B from miracle, in a TO-263. 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 G input Gate; VGS is rated ±20V and the gate threshold voltage VGS(th) is 2.0V min to 4.0V max at ID = 250μA.
2 D passive Drain (also the tab); VDS is rated 110V with 181A continuous drain current at TC = 25°C and 724A pulsed.
3 S passive Source; body diode forward continuous current is 181A max with VSD up to 1.2V at IS = 20A.

Key specifications

Parameter Value
Manufacturer miracle
Package TO-263
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
Drain-Source Voltage VDS 110 V Note a: TJ = +25 ℃ to +150 ℃ 1
Gate-Source Voltage VGS -20 20 V 1
Drain Current-Continuous ID 181 A TC = 25°C 1
Drain Current-Continuous ID 128 A TC = 100°C 1
Drain Current-Pulsed IDM 724 A Note b: repetitive rating, pulse width limited by maximum junction temperature 1
Maximum Power Dissipation PD 284 W TC = 25°C 1
Single Pulsed Avalanche Energy EAS 992 mJ Note c: L = 0.5mH, VDD = 25V, IAS = 63A, RG = 25Ω, starting TJ = 25 ℃ 1
Operating and Store Temperature Range TJ, TSTG -55 150 °C 1
Drain-Source Breakdown Voltage BVDSS 110 V VGS = 0V, ID = 250μA 1
Zero Gate Voltage Drain Current IDSS 1 μA VDS = 110V, VGS = 0V 1
Forward Gate Body Leakage Current IGSS -100 100 nA VDS = 0V, VGS = ±20V 1
Gate Threshold Voltage VGS(th) 2 3 4 V VDS = VGS, ID = 250μA 2
Static Drain-Source On-Resistance RDS(on) 3.1 3.9 mΩ VGS = 10V, ID = 20A 2
Drain-Source Diode Forward Continuous Current IS 181 A VG = VD = 0V, Force Current 2
Maximum Pulsed Current ISM 724 A 2
Drain-Source Diode Forward Voltage VSD 1.2 V VGS = 0V, IS = 20A 2
Thermal Resistance, Junction to Case RθJC 0.44 °C/W 1
Thermal Resistance, Junction to Ambient RθJA 35 °C/W 1
Gate Resistance RG 2.1 Ω VDS = VGS = 0V, f = 1.0MHz 2
Input Capacitance Ciss 6720 pF VDS = 55V, VGS = 0V, f = 1.0MHz 2
Output Capacitance Coss 946 pF VDS = 55V, VGS = 0V, f = 1.0MHz 2
Reverse Transfer Capacitance Crss 28 pF VDS = 55V, VGS = 0V, f = 1.0MHz 2
Turn-On Delay Time td(on) 32 ns VDD = 55V, VGS = 10V, ID = 20A, RGEN = 6.2Ω 2
Turn-On Rise Time tr 45 ns VDD = 55V, VGS = 10V, ID = 20A, RGEN = 6.2Ω 2
Turn-Off Delay Time td(off) 78 ns VDD = 55V, VGS = 10V, ID = 20A, RGEN = 6.2Ω 2
Turn-Off Fall Time tf 48 ns VDD = 55V, VGS = 10V, ID = 20A, RGEN = 6.2Ω 2
Total Gate Charge Qg 101 nC VDS = 55V, VGS = 0 to 10V, ID = 20A 2
Gate-Source Charge Qgs 34 nC 2
Gate-Drain Charge Qgd 24 nC 2
Body Diode Reverse Recovery Time Trr 85 ns IF = 20A, dIF/dt = 100A/μs 2
Body Diode Reverse Recovery Charge Qrr 240 nC IF = 20A, dIF/dt = 100A/μs 2

CAD (KiCad official)

  • Symbol: MSA003B
  • Footprint: Package_TO_SOT_SMD:TO-263-2
  • 3D model: TO-263 (KiCad packages3D, STEP)
  • 3D model files: msa003b-etched.step / msa003b-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); msa003b.step / msa003b.glb are the bare package body.

Provenance

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

  • Datasheet: miracle datasheet (6 pp, sha256 3f210f92ed920403, retrieved 2026-10-28, 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