STMicroelectronics SM30T21CAY TVS Diodes
3kW Bidirectional TVS Diode, 18V Working Voltage, DO-214AB
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
SM30T21CAY
Category
Base Model
Detailed Description
3kW Bidirectional TVS Diode, 18V Working Voltage, DO-214AB
Package
DO-214AB
Lifecycle Status
Production
Datasheet
SM30T21CAY Datasheet
Quick Jump:
Technical Specifications
STMicroelectronics SM30T21CAY TVS Diodes technical specifications.
General
Series
Automotive, AEC-Q101, SM30TY, TRANSIL™
RoHS
Yes
Number of Pins
2
Package / Case
DO-214AB
Mounting Type
Surface Mount
Operating Temperature
-55 °C ~ 150 °C
Lifecycle Status
Production
Breakdown Voltage
20 V
Clamping Voltage
29.2 V
Composition
Zener
Related Parts Comparison (SM30T21CAY vs SM30T19CAY vs SM30T10AY vs SM30T12AY)
Side-by-side specifications of related catalog parts.
Engineering verification required. Related parts may have different electrical ratings, pinouts, footprints, and operating limits. Verify suitability for your circuit before substitution.
| This Part | Related Part | Related Part | Related Part | |
|---|---|---|---|---|
| Series | Automotive, AEC-Q101, SM30TY, TRANSIL™ | SM30TY, TRANSIL™ | SM30TY, TRANSIL™ | SM30TY, TRANSIL™ |
| Package / Case | DO-214AB | DO-214AB, SMC | DO-214AB, SMC | DO-214AB, SMC |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -55 °C ~ 150 °C | -55°C ~ 175°C (TJ) | -55°C ~ 175°C (TJ) | -55°C ~ 175°C (TJ) |
| Lifecycle Status | Production | Active | Active | Active |
| Power Line Protection | No | No | No | No |
| Current Peak Pulse 10 1000 S | -- | 115.4A | 208A | 176A |
| Grade | -- | Automotive | Automotive | Automotive |
| Power Peak Pulse | -- | 3000W (3kW) | 3000W (3kW) | 3000W (3kW) |
| Qualification | -- | AEC-Q101 | AEC-Q101 | AEC-Q101 |
| Type | -- | Zener | Zener | Zener |
| Voltage Breakdown Min | -- | 17.8V | 9.5V | 11.4V |
| Action |
More Parts in TVS Diodes
Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.