Manufacturer Part Number
1SMA70AT3G
Manufacturer
littelfuse
Introduction
The 1SMA70AT3G is a Transient Voltage Suppressor (TVS) diode designed to protect circuits from high transient voltages.
Product Features and Performance
Zener type TVS diode
Unidirectional Channels: 1
Voltage - Reverse Standoff (Typ): 70V
Voltage - Breakdown (Min): 77.8V
Voltage - Clamping (Max) @ Ipp: 113V
Current - Peak Pulse (10/1000µs): 3.5A
Power - Peak Pulse: 400W
Surface Mounting Type
Operates in a wide temperature range -65°C ~ 150°C (TJ)
Product Advantages
Ideal for general-purpose transient voltage suppression
High peak pulse power capability (400W)
Low capacitance, suitable for high frequency applications (190pF @ 1MHz)
Unidirectional channel for specific polarity protection
Key Technical Parameters
Voltage - Reverse Standoff: 70V
Voltage - Breakdown: 77.8V
Voltage - Clamping: 113V @ 3.5A
Power - Peak Pulse: 400W
Current - Peak Pulse: 3.5A
Operating Temperature: -65°C ~ 150°C
Quality and Safety Features
Manufactured by littelfuse, known for high quality and reliable protection devices
Compatibility
Compatible with surface mount applications
Package / Case: DO-214AC, SMA
Good for protecting sensitive electronics in a wide range of applications
Application Areas
General Purpose
Electronics Protection in Automotive, Industrial, and Consumer Applications
Product Lifecycle
Obsolete - check for replacements or upgrades
Several Key Reasons to Choose This Product
Highly effective in protecting sensitive circuits from transient voltages
Unidirectional protection suitable for specific circuit configurations
Low capacitance making it ideal for high frequency applications
Manufactured by a reputable company known for reliability and quality in protection devices
Broad application range from automotive to consumer electronics