Taiwan Semiconductor Corporation 1SMA4742
MPN1SMA4742
Active
DIODE ZENER 12V 1.25W DO214AC
$0.46Ref. price · indicative, final on quote
PackagingDO-214AC, SMA
RoHSROHS3 Compliant
Independent supplier — new & surplus stockAuthenticity-screened · ESD-safe packingListing updated Jul 2026
Specifications
| Parameter | Value |
|---|---|
| Mounting | Surface Mount |
| Voltage - zener (Nom) | 12 V |
| Voltage - forward (Vf) (Max) @ if | 1.2 V @ 200 mA |
| Current - reverse leakage @ vr | 5 µA @ 9.1 V |
| Power - max | 1 W |
| Operating temperature | -65°C ~ 150°C |
| Package | Tape & Reel (TR); Cut Tape (CT) |
| Tolerance | ±5% |
| Case | DO-214AC, SMA |
| Impedance (Max) | 9 Ohms |