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MMSZ5247A_R1_00001

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PANJIT International Zener Diodes, SOD-123. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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MMSZ5247A_R1_00001

PANJIT International · Zener Diodes · SOD-123

MMSZ5247A_R1_00001 from PANJIT International, in a SOD-123. 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 zener diode, identified as pin 1 on the SOD-123 package diagram; the device is rated for 500 mW maximum power dissipation at TA=25°C.
2 Anode passive Anode terminal of the zener diode, identified as pin 2 on the SOD-123 package diagram; the junction and storage temperature range is -50 to +150 °C.

Key specifications

Parameter Value
Manufacturer PANJIT International
Package SOD-123
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
Nominal Zener voltage (MMSZ5247A, Nom. 17 V) VZ 16.66 17 17.34 V IZT = 7.5 mA (table column) 2
Max. Zener impedance ZZT 19 Ω @ IZT = 7.5 mA 2
Max. Zener impedance (knee) ZZK 600 Ω @ IZK = 0.25 mA 2
Max. reverse leakage current IR 0.1 μA @ VR = 13.0 V 2
Maximum power dissipation PD 500 mW @ TA = 25°C (Notes A: mounted on 5.0 mm² land areas) 1
Operating junction and storage temperature range TJ -50 150 °C 1

CAD (KiCad official)

  • Symbol: MMSZ5247A_R1_00001
  • Footprint: Diode_SMD:D_SOD-123F
  • 3D model: SOD-123 (KiCad packages3D, STEP)
  • 3D model files: mmsz5247a-r1-00001-etched.step / mmsz5247a-r1-00001-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); mmsz5247a-r1-00001.step / mmsz5247a-r1-00001.glb are the bare package body.

Provenance

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

  • Datasheet: PANJIT International datasheet (7 pp, sha256 af6eff5a0ea946e7, retrieved 2026-10-19, 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