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ES1A

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Shandong Jingdao Microelectronics Diodes - Fast Recovery Rectifiers, SMA. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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ES1A

Shandong Jingdao Microelectronics · Diodes - Fast Recovery Rectifiers · SMA

ES1A from Shandong Jingdao Microelectronics, in a 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 Cathode passive Cathode terminal of the ES1A rectifier diode, shown as pin 1 in the PINNING table (top view) of the SMA outline.
2 Anode passive Anode terminal of the ES1A rectifier diode, shown as pin 2 in the PINNING table (top view) of the SMA outline.

Key specifications

Parameter Value
Manufacturer Shandong Jingdao Microelectronics
Package 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 50 V ES1A column 1
Maximum RMS Voltage VRMS 35 V ES1A column 1
Maximum DC Blocking Voltage VDC 50 V ES1A column 1
Maximum Average Forward Rectified Current IF(AV) 1 A Ratings at ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or inductive load. For capacitive load, derate current by 20%. 1
Peak Forward Surge Current IFSM 30 A 8.3 ms single half sine wave superimposed on rated load (JEDEC method) 1
Operating and Storage Temperature Range Tj, Tstg -55 150 °C 1
Maximum Forward Voltage VF 1 V at 1 A 1
Maximum DC Reverse Current at Rated DC Blocking Voltage, Ta = 25 °C IR 5 μA Ta = 25 °C, at rated DC blocking voltage 1
Maximum DC Reverse Current at Rated DC Blocking Voltage, Ta = 125 °C IR 100 μA Ta = 125 °C, at rated DC blocking voltage 1
Maximum Reverse Recovery Time trr 35 ns IF = 0.5 A, IR = 1 A, Irr = 0.25 A 1
Typical Junction Capacitance Cj 15 pF VR = 4 V, f = 1 MHz 1
Typical Thermal Resistance RθJA 75 °C/W P.C.B. mounted with 1.0 x 1.0 in (2.54 x 2.54 cm) copper pad areas 1

CAD (KiCad official)

  • Symbol: ES1A
  • Footprint: Diode_SMD:D_SMA
  • 3D model: SMA (KiCad packages3D, STEP)
  • 3D model files: es1a-etched.step / es1a-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); es1a.step / es1a.glb are the bare package body.

Provenance

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

  • Datasheet: Shandong Jingdao Microelectronics datasheet (3 pp, sha256 959579ba32aa662c, retrieved 2026-10-21, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-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