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Contents

README

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1N5352BG

onsemi · Zener Diodes · DO-201

1N5352BG from onsemi, in a DO-201. 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 end of the zener diode, indicated by the polarity band; the 15 V (14.25-15.75 V at 75 mA) zener operates with this lead positive relative to the anode in reverse breakdown.
2 Anode passive Anode end of the zener diode (lead opposite the polarity band); forward voltage is 1.2 V max at IF = 1.0 A.

Key specifications

Parameter Value
Manufacturer onsemi
Package DO-201
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
Zener Voltage VZ 14.25 15 15.75 V @ IZT = 75 mA, TA = 25°C 3
Zener Impedance ZZT 2.5 Ω @ IZT = 75 mA 3
Zener Impedance (knee) ZZK 75 Ω @ IZK = 1 mA 3
Leakage Current IR 1 µA @ VR = 11.5 V 3
Maximum Surge Current IR 6.3 A PW = 8.3 ms, TA = 25°C 3
Voltage Regulation ΔVZ 0.25 V VZ measured at 10% and 50% of IZ max 3
Maximum Regulator Current IZM 315 mA TL = 25°C at 3/8 in from body 3
Forward Voltage VF 1.2 V @ IF = 1.0 A 2
Zener Voltage Tolerance -5 5 % B suffix 2
Max. Steady State Power Dissipation PD 5 W TL = 25°C, Lead Length = 3/8 in 1
Power Derating 40 mW/°C Derate above 25°C 1
Operating and Storage Temperature Range TJ, Tstg -65 200 °C Max operating temperature for DC conditions is 150°C 1
Junction-to-Lead Thermal Resistance RθJL 25 °C/W 1

CAD (KiCad official)

  • Symbol: 1N5352BG
  • Footprint: Diode_THT:D_DO-201AD_P15.24mm_Horizontal
  • 3D model: DO-201 (KiCad packages3D, STEP)

Provenance

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

  • Datasheet: onsemi datasheet (9 pp, sha256 dc23f821699c111c, retrieved 2026-10-22, tier: manufacturer)
  • 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