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Contents

README

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RB520S40_R1_00001

PANJIT International · Schottky Barrier Diodes (SBD) · SOD-523

RB520S40_R1_00001 from PANJIT International, in a SOD-523. 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 terminal of the Schottky diode (pin 1 in the package drawing); 40 V peak repetitive reverse voltage (VRRM) and 250 mA forward continuous current.
2 Anode passive Anode terminal of the Schottky diode (pin 2 in the package drawing); forward voltage drop of 0.37 V typ at IF=20mA with a 0.6 V maximum at IF=200mA.

Key specifications

Parameter Value
Manufacturer PANJIT International
Package SOD-523
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(R) 40 V IR=10μA 2
Forward Voltage Drop VF 0.37 V IF=20mA 2
Forward Voltage Drop VF 0.6 V IF=200mA 2
Peak Reverse Current IR 5 μA VR=30V 2
Peak Reverse Current IR 1 μA VR=10V 2
Peak Repetitive Reverse Voltage VRRM 40 V TA=25°C; also VRWM, VR 1
RMS Reverse Voltage VR(RMS) 28 V TA=25°C 1
Forward Continuous Current IFM 250 mA Note 1, TA=25°C 1
Non-Repetitive Peak Forward Surge Current IFSM 1 A t<1s 1
Operating and Storage Temperature Range TJ,TSTG -55 125 °C 1
Thermal Resistance, Junction to Ambient Air RΘJA 667 °C/W Note 1, part mounted on FR-4 board with recommended pad layout 1
Total Capacitance CT 50 pF VR=0V, f=1MHz 2
Reverse Recovery Time TRR 10 ns IF=IR=200mA, IRR=0.1 x IR, RL=100Ω 2

CAD (KiCad official)

  • Symbol: RB520S40_R1_00001
  • Footprint: Diode_SMD:D_SOD-523
  • 3D model: SOD-523 (KiCad packages3D, STEP)
  • 3D model files: rb520s40-r1-00001-etched.step / rb520s40-r1-00001-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); rb520s40-r1-00001.step / rb520s40-r1-00001.glb are the bare package body.

Provenance

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

  • Datasheet: PANJIT International datasheet (6 pp, sha256 3a71cf69918bb71a, 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