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SMAZ12-TP

MICRO COMMERCIAL COMPONENTS (MCC) · Global Sourcing Parts · DO-214AC(SMAJ)

SMAZ12-TP from MICRO COMMERCIAL COMPONENTS (MCC), in a DO-214AC(SMAJ). 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, identified by the cathode mark band on the SMA package; for SMAZ12 the Zener voltage is 11.40 V min, 12.00 V nom, 12.60 V max at IZT = 50 mA.
2 A passive Anode, the terminal opposite the cathode mark; SMAZ12 power dissipation is 1.0 W at TA = 50°C and forward voltage is 1.2 V max at IF = 200 mA.

Key specifications

Parameter Value
Manufacturer MICRO COMMERCIAL COMPONENTS (MCC)
Package DO-214AC(SMAJ)
Category Global Sourcing Parts
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 -5 5 % Standard VZ tolerance (+/-5%), per datasheet features 1
Zener voltage (SMAZ12) VZ 11.4 12 12.6 V @ IZT = 50 mA 2
Maximum Zener impedance ZZT 7 Ω @ IZT = 50 mA 2
Maximum Zener impedance (knee) ZZK 150 Ω @ IZK = 1.0 mA 2
Maximum reverse current IR 1 µA @ VR = 9.1 V 2
Maximum Zener current IZM 83 mA Device mounted on FR-4 PCB, 1 inch x 0.85 inch x 0.062 inch (Note 3) 2
Forward voltage VF 1.2 V IF = 200 mA, for all types 2
Power dissipation Ptot 1 W 1
Operating junction temperature range -65 150 °C 1
Storage temperature range -65 150 °C 1
Thermal resistance, junction to terminal 30 °C/W Junction to terminal 1
Thermal resistance, junction to ambient 100 °C/W Junction to ambient 1

CAD (KiCad official)

  • Symbol: SMAZ12-TP
  • Footprint: Diode_SMD:D_SMA
  • 3D model: DO-214AC(SMAJ) (KiCad packages3D, STEP)
  • 3D model files: smaz12-tp-etched.step / smaz12-tp-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); smaz12-tp.step / smaz12-tp.glb are the bare package body.

Provenance

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

  • Datasheet: MICRO COMMERCIAL COMPONENTS (MCC) datasheet (4 pp, sha256 526fdf038911ba1b, retrieved 2026-10-21, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-5-5 (text+vision), consensus claude-opus-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