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SS34A50

JUXING · Schottky Barrier Diodes (SBD) · DO-214AC(SMA)

SS34A50 from JUXING, in a DO-214AC(SMA). 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, marked by the laser band on the package; the SS34 variant has VRRM 40 V, IF(AV) 3.0 A and VF 0.55 V at 3.0 A (TA=25°C).
2 A passive Anode, the end opposite the laser band; the SS34 variant has VRRM 40 V, IF(AV) 3.0 A and VF 0.55 V at 3.0 A (TA=25°C).

Key specifications

Parameter Value
Manufacturer JUXING
Package DO-214AC(SMA)
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
Maximum Repetitive Peak Reverse Voltage VRRM 40 V SS34 1
Maximum RMS Voltage VRMS 28 V SS34 1
Maximum DC Blocking Voltage VDC 40 V SS34 1
Maximum Average Forward Rectified Current IF(AV) 3 A 1
Peak Forward Surge Current IFSM 100 A 8.3 ms single half sine-wave superimposed on rated load (JEDEC method) 1
Maximum Instantaneous Forward Voltage VF 0.55 V @ 3.0A, TA=25°C, pulse test PW=300 usec, 1% duty cycle 1
Maximum Instantaneous Forward Voltage VF 0.4 V @ 3.0A, TA=100°C, pulse test PW=300 usec, 1% duty cycle 1
Typical Thermal Resistance, junction to lead RθJL 17 °C/W 1
Typical Thermal Resistance, junction to ambient RθJA 55 °C/W 1
Storage Temperature Range TSTG -55 150 °C 1

CAD (KiCad official)

  • Symbol: SS34A50
  • Footprint: Diode_SMD:D_SMA
  • 3D model: DO-214AC(SMA) (KiCad packages3D, STEP)
  • 3D model files: ss34a50-etched.step / ss34a50-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); ss34a50.step / ss34a50.glb are the bare package body.

Provenance

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

  • Datasheet: JUXING datasheet (2 pp, sha256 368d358351027564, 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