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BAT54CWQ-7-F

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Diodes Incorporated Schottky Barrier Diodes (SBD), SOT-323-3. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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BAT54CWQ-7-F

Diodes Incorporated · Schottky Barrier Diodes (SBD) · SOT-323-3

BAT54CWQ-7-F from Diodes Incorporated, in a SOT-323-3. 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 A1 passive Anode of the first Schottky diode (bottom-left pad in the top view); the part is rated for VR 30 V and IF 200 mA.
2 A2 passive Anode of the second Schottky diode (bottom-right pad in the top view); the part is rated for VR 30 V and IF 200 mA.
3 K passive Common cathode of both Schottky diodes (top pad in the top view); the part is rated for VR 30 V and IF 200 mA.

Key specifications

Parameter Value
Manufacturer Diodes Incorporated
Package SOT-323-3
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
Peak Repetitive Reverse Voltage / Working Peak Reverse Voltage / DC Blocking Voltage VRRM/VRWM/VR 30 V TA = +25°C 2
Forward Continuous Current IF 200 mA TA = +25°C, Note 6 2
Repetitive Peak Forward Current IFRM 300 mA TA = +25°C, Note 6 2
Forward Surge Current IFSM 600 mA t < 1.0s, Note 6 2
Power Dissipation PD 200 mW Note 6 2
Thermal Resistance Junction to Ambient Air RθJA 625 °C/W Note 6 2
Operating and Storage Temperature Range TJ, TSTG -65 125 °C 2
Reverse Breakdown Voltage V(BR)R 30 V IR = 100µA, Note 7 2
Forward Voltage VF 240 mV IF = 0.1mA 2
Forward Voltage VF 320 mV IF = 1mA 2
Forward Voltage VF 400 mV IF = 10mA 2
Forward Voltage VF 500 mV IF = 30mA 2
Forward Voltage VF 1000 mV IF = 100mA 2
Reverse Leakage Current IR 2 μA VR = 25V, Note 7 2
Total Capacitance CT 10 pF VR = 1.0V, f = 1.0MHz 2
Reverse Recovery Time tRR 5 ns IF = 10mA through IR = 10mA to IR = 1.0mA, RL = 100Ω 2

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: Matte Tin Finish Annealed over Alloy 42 Leadframe. (Lead Free Plating). Solderable per MIL-STD-202, Method 208 1

CAD (KiCad official)

  • Symbol: BAT54CWQ-7-F
  • Footprint: Package_TO_SOT_SMD:SOT-323_SC-70
  • 3D model: SOT-323-3 (KiCad packages3D, STEP)
  • 3D model files: bat54cwq-7-f-etched.step / bat54cwq-7-f-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); bat54cwq-7-f.step / bat54cwq-7-f.glb are the bare package body.

Provenance

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

  • Datasheet: Diodes Incorporated datasheet (5 pp, sha256 dad7c1b305a3fc49, retrieved 2026-10-23, tier: manufacturer)
  • 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