component

BAT54AWT1G

Public Made by Adom

by adom

onsemi Schottky Barrier Diodes (SBD), SC-70. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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BAT54AWT1G

onsemi · Schottky Barrier Diodes (SBD) · SC-70

BAT54AWT1G from onsemi, in a SC-70. 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 CATHODE passive Cathode of the first Schottky diode in the SOT-323 package, per the Style 4 pin assignment.
2 CATHODE passive Cathode of the second Schottky diode in the SOT-323 package, per the Style 4 pin assignment.
3 ANODE passive Common anode of the Schottky diode pair in the SOT-323 package, per the Style 4 pin assignment.

Key specifications

Parameter Value
Manufacturer onsemi
Package SC-70
Category Diodes
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
Reverse Breakdown Voltage V(BR)R 30 V IR = 10 A 2
Total Capacitance CT 7.6 10 pF VR = 1.0 V, f = 1.0 MHz 2
Reverse Leakage IR 0.5 2 Adc VR = 25 V 2
Forward Voltage VF 0.22 0.24 V IF = 0.1 mA 2
Forward Voltage VF 0.29 0.32 V IF = 1.0 mA 2
Forward Voltage VF 0.35 0.4 V IF = 10 mA 2
Forward Voltage VF 0.41 0.5 V IF = 30 mA 2
Forward Voltage VF 0.52 0.8 V IF = 100 mA 2
Reverse Recovery Time trr 5 ns IF = IR = 10 mAdc, IR(REC) = 1.0 mAdc, Figure 1 2
Reverse Voltage VR 30 V 1
Forward Power Dissipation PF 200 mW TA = 25°C 1
Forward Power Dissipation Derating PF 1.6 mW/°C Derate above 25°C 1
Forward Current (DC) IF 200 mA 1
Non-Repetitive Peak Forward Current IFSM 600 mA tp < 10 msec 1
Repetitive Peak Forward Current IFRM 300 mA Pulse Wave = 1 sec, Duty Cycle = 66% 1
Junction Temperature TJ -55 150 °C 1
Storage Temperature Range Tstg -55 150 °C 1

CAD (KiCad official)

  • Symbol: BAT54AWT1G
  • Footprint: Package_TO_SOT_SMD:SOT-323_SC-70
  • 3D model: SC-70 (KiCad packages3D, STEP)
  • 3D model files: bat54awt1g-etched.step / bat54awt1g-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); bat54awt1g.step / bat54awt1g.glb are the bare package body.

Provenance

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

  • Datasheet: onsemi datasheet (5 pp, sha256 ae27cf22d61fe925, retrieved 2026-10-27, tier: manufacturer)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (text), consensus claude-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).

Datasheet PDF