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Contents

README

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WSR4010BF

Wayon · Schottky Barrier Diodes (SBD) · DFN1006-2L

WSR4010BF from Wayon, in a DFN1006-2L. 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 K passive Cathode of the Schottky diode (marked "-" in the package view); the device blocks 40 V reverse voltage (VR) and conducts up to 1 A mean rectified current (IO).
2 A passive Anode of the Schottky diode (marked "+" in the package view); the forward voltage is 0.51 V typ and 0.61 V max at IF = 1 A.

Key specifications

Parameter Value
Manufacturer Wayon
Package DFN1006-2L
Category Diodes
Pins 2

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 VBR 40 V IR = 1mA 1
Reverse Voltage Leakage Current IR 10 40 μA VR = 40V 1
Forward Voltage VF 0.35 0.38 V IF = 0.1A 1
Forward Voltage VF 0.37 0.42 V IF = 0.2A 1
Forward Voltage VF 0.42 0.49 V IF = 0.5A 1
Forward Voltage VF 0.47 0.55 V IF = 0.7A 1
Forward Voltage VF 0.51 0.61 V IF = 1A 1
Peak Repetitive Peak Reverse Voltage VR 40 V 1
Mean Rectifying Current IO 1 A 1
Non-Repetitive Peak Forward Surge Current IFSM 7 A t=8.3ms 1
Power Dissipation PD 200 mW 1
Thermal Resistance Junction to Ambient RθJA 400 °C/W 1
Junction Temperature TJ 125 °C 1
Storage Temperature Tstg -55 125 °C 1
Typical Junction Capacitance CJ 19 pF VR= 10V, f=1.0MHz 1

CAD (KiCad official)

  • Symbol: WSR4010BF
  • Footprint: Diode_SMD:D_SOD-882
  • 3D model: DFN1006-2L (KiCad packages3D, STEP)
  • 3D model files: wsr4010bf-etched.step / wsr4010bf-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); wsr4010bf.step / wsr4010bf.glb are the bare package body.

Provenance

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

  • Datasheet: Wayon datasheet (3 pp, sha256 6c08fe602e4d67a8, retrieved 2026-10-22, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-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