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LM3Z5V1T1G

LRC · Zener Diodes · SOD-323

LM3Z5V1T1G from LRC, in a SOD-323. 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 of the Zener diode, indicated by the polarity band; Zener voltage VZ is 4.8 V min, 5.1 V nom, 5.4 V max at IZT = 5 mA for the LM3Z5V1T1G.
2 ANODE passive Anode of the Zener diode; forward voltage VF is 0.9 V max at IF = 10 mA.

Key specifications

Parameter Value
Manufacturer LRC
Package SOD-323
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 4.8 5.1 5.4 V @ IZT = 5 mA, TA = 25°C 3
Maximum Zener Impedance ZZT 60 Ω @ IZT = 5 mA 3
Maximum Zener Impedance ZZK 800 Ω @ IZK = 0.5 mA 3
Reverse Leakage Current IR 2 µA @ VR = 2.0 V 3
Temperature Coefficient of VZ VZ -2.7 1.2 mV/k @ IZT = 5 mA 3
Capacitance C 225 pF @ VR = 0, f = 1 MHz 3
Forward Voltage VF 0.9 V @ IF = 10 mA, all types 3
Total Device Dissipation FR-5 Board PD 200 mW TA = 25°C, FR-4 minimum pad 1
Derating above 25°C 1.5 mW/°C Derate above 25°C 1
Thermal Resistance Junction to Ambient RθJA 635 °C/W FR-4 minimum pad 1
Junction and Storage Temperature Range TJ, Tstg -65 150 °C 1

CAD (KiCad official)

  • Symbol: LM3Z5V1T1G
  • Footprint: Diode_SMD:D_SOD-323
  • 3D model: SOD-323 (KiCad packages3D, STEP)
  • 3D model files: lm3z5v1t1g-etched.step / lm3z5v1t1g-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); lm3z5v1t1g.step / lm3z5v1t1g.glb are the bare package body.

Provenance

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

  • Datasheet: LRC datasheet (6 pp, sha256 e838879a3076cc8e, 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