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BZV49-C6V2

Nexperia · Zener Diodes · SOT-89-3

BZV49-C6V2 from Nexperia, in a SOT-89-3. 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 anode passive Anode of the BZV49 zener diode; the datasheet gives no separate pin-level rating for this pin.
2 cathode passive Cathode of the BZV49 zener diode; the package is described with a collector pad for heat transfer, but the datasheet does not state which pin that pad is electrically connected to.
3 anode passive Anode of the BZV49 zener diode; the datasheet gives no separate pin-level rating for this pin.

Key specifications

Parameter Value
Manufacturer Nexperia
Package SOT-89-3
Category Diodes
Pins 3

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
Continuous forward current IF 250 mA 4
Total power dissipation Ptot 1 W Tamb = 25 °C; note 1 4
Non-repetitive peak reverse power dissipation PZSM 40 W tp = 100 μs; square wave; Tj = 25 °C prior to surge; see Fig.2 4
Storage temperature Tstg -65 150 °C 4
Junction temperature Tj 150 °C 4
Forward voltage VF 1 V IF = 50 mA; see Fig.3 4
Non-repetitive peak reverse current (per type, BZV49-C6V2) IZSM 6 A tp = 100 μs; square wave; Tj = 25 °C prior to surge; Tamb = 25 °C 5
Working voltage (BZV49-C6V2) VZ 5.8 6.6 V at IZtest = 6 mA 5
Differential resistance (BZV49-C6V2) rdif 10 Ω at IZtest = 6 mA 5
Temperature coefficient (BZV49-C6V2) SZ 0.4 2.3 3.7 mV/K at IZtest 5
Diode capacitance (BZV49-C6V2) Cd 200 pF at f = 1 MHz; at VR = 0 V 5
Reverse current (BZV49-C6V2) IR 3 μA at VR = 4.0 V 5
Thermal resistance junction to tie-point Rth(j-tp) 15 K/W 7
Thermal resistance junction to ambient Rth(j-a) 125 K/W Device mounted on a ceramic substrate; area = 2.5 cm2; thickness = 0.7 mm (note 1) 7

CAD (KiCad official)

  • Symbol: BZV49-C6V2
  • Footprint: Package_TO_SOT_SMD:SOT-89-3
  • 3D model: SOT-89-3 (KiCad packages3D, STEP)
  • 3D model files: bzv49-c6v2-etched.step / bzv49-c6v2-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); bzv49-c6v2.step / bzv49-c6v2.glb are the bare package body.

Provenance

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

  • Datasheet: Nexperia datasheet (11 pp, sha256 d11cb65034cc8cae, retrieved 2026-10-17, 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