Manufacturer Part Number
SM30T21CAY
Manufacturer
stmicroelectronics
Introduction
The SM30T21CAY is a Transient Voltage Suppressor (TVS) diode from stmicroelectronics, optimized for protecting sensitive electronic components from voltage spikes.
Product Features and Performance
Zener type TVS diode
Bidirectional protection for one line
Surface mount package
High peak pulse power dissipation (3000W)
Automotive grade
Product Advantages
Offers robust surge protection
Withstands extreme temperature conditions from -55°C to 175°C
Complies with AEC-Q101 standards for automotive reliability and performance
Key Technical Parameters
Reverse Standoff Voltage: 18V
Breakdown Voltage (Min): 20V
Clamping Voltage (Max) @ Ipp: 29.2V
Peak Pulse Current (10/1000µs): 102.7A
Power Peak Pulse: 3000W (3kW)
Operating Temperature Range: -55°C ~ 175°C (TJ)
Quality and Safety Features
AEC-Q101 qualified
Rigid temperature resilience
Compatibility
Compatible with surface mount installations
Matches devices and assemblies requiring high power TVS diode protection with DO-214AB package
Application Areas
Used extensively in automotive and industrial applications where robust protection against voltage spikes is required.
Product Lifecycle
Product Status: Active
In continuous production with no present plans for discontinuation
Several Key Reasons to Choose This Product
High energy absorption capability with 3000W peak pulse power
Reliable protection in broad temperature range (-55°C to 175°C)
Ideal for high reliability applications such as automotive
Surface mount package allows for efficient assembly processes
Certified to automotive standard (AEC-Q101), ensuring stringent quality and performance