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Contents

README

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SD103ATW-7-F

Diodes Incorporated · Schottky Diodes · SOT-363

SD103ATW-7-F from Diodes Incorporated, in a SOT-363. 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 K1 passive Cathode of Schottky diode D1, fully isolated from the other diodes, with 40V maximum reverse voltage.
2 K2 passive Cathode of Schottky diode D2, fully isolated from the other diodes, with 40V maximum reverse voltage.
3 K3 passive Cathode of Schottky diode D3, fully isolated from the other diodes, with 40V maximum reverse voltage.
4 A3 passive Anode of Schottky diode D3, which pairs with cathode pin 3.
5 A2 passive Anode of Schottky diode D2, which pairs with cathode pin 2.
6 A1 passive Anode of Schottky diode D1, which pairs with cathode pin 1.

Key specifications

Parameter Value
Manufacturer Diodes Incorporated
Package SOT-363
Category Diodes
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
Reverse Breakdown Voltage V(BR)R 40 V IR = 100µA 2
Forward Voltage Drop VF 0.27 V IF = 1mA 2
Forward Voltage Drop VF 0.32 V IF = 5mA 2
Forward Voltage Drop VF 0.36 V IF = 20mA 2
Forward Voltage Drop VF 0.44 V IF = 100mA 2
Forward Voltage Drop (unassigned value) VF 0.37 V 2
Forward Voltage Drop (unassigned value) VF 0.5 V 2
Leakage Current IR 0.2 µA VR = 10V 2
Leakage Current IR 0.4 µA VR = 30V 2
Leakage Current (unassigned value) IR 2 µA 2
Leakage Current (unassigned value) IR 5 µA 2
Peak Repetitive Reverse Voltage / Working Peak Reverse Voltage / DC Blocking Voltage VRRM, VRWM, VR 40 V 2
RMS Reverse Voltage VR(RMS) 28 V 2
Forward Continuous Current IFM 350 mA Note 5 (single diode) 2
Average Rectified Current IO 175 mA Note 5 (single diode) 2
Non-Repetitive Peak Forward Surge Current IFSM 1 A 8.3ms single half sine-wave, Note 5 2
Power Dissipation PD 200 mW Note 6 2
Thermal Resistance, Junction to Ambient Air RJA 500 °C/W Note 6 2
Operating and Storage Temperature Range TJ, TSTG -55 125 °C 2
Total Capacitance CT 50 pF VR = 0V, f = 1.0MHz 2
Reverse Recovery Time tRR 10 ns IF = IR = 10mA, IRR = 0.1 x IR, 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: Finish, Matte Tin Plated Leads, Solderable per MIL￾STD-202, Method 208  Weight: 0.006 grams (Approximate) 1

CAD (KiCad official)

  • Symbol: SD103ATW-7-F
  • Footprint: Package_TO_SOT_SMD:SOT-363_SC-70-6
  • 3D model: SOT-363 (KiCad packages3D, STEP)
  • 3D model files: sd103atw-7-f-etched.step / sd103atw-7-f-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); sd103atw-7-f.step / sd103atw-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 f402fa1f41fd0b33, 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