Manufacturer Part Number
SMBJ40CA
Manufacturer
Bourns
Introduction
Transient Voltage Suppressors Diodes designed to protect sensitive electronics from voltage spikes and transients.
Product Features and Performance
Unidirectional transient voltage suppression
Standoff voltage: 40V
Breakdown voltage: 44.4V minimum
Clamping voltage: 64.5V maximum at 9.3A
Peak pulse current: 9.3A (10/1000µs waveform)
Peak pulse power: 600W (10/1000µs waveform)
Operating temperature range: -55°C to 150°C
Surface mount DO-214AA, SMB package
Product Advantages
High surge capability
Low incremental surge resistance
Fast response time to transient over-voltage
Protection for one bidirectional line
Key Technical Parameters
Voltage Reverse Standoff (Typ): 40V
Voltage Breakdown (Min): 44.4V
Voltage Clamping (Max) @ Ipp: 64.5V
Current Peak Pulse (10/1000µs): 9.3A
Power Peak Pulse: 600W
Mounting Type: Surface Mount
Operating Temperature Range: -55°C to 150°C
Quality and Safety Features
Designed to meet UL standards for safety
RoHS compliant indicating absence of hazardous substances
Compatibility
Suitable for general purpose applications
Compatible with Surface Mount technologies
Application Areas
Consumer electronics
Industrial systems
Communications equipment
Automotive systems
Product Lifecycle
Product Status: Active
Not indicated as nearing discontinuation
Typically, replacement or upgrade options will be available
Several Key Reasons to Choose This Product
Reliable protection against voltage transients and surges
Bourns reputation for quality and performance in circuit protection
Broad operating temperature range suited for various environments
Compact SMB (DO-214AA) package for easy PCB layout
High surge power capability with low clamping voltage
Active product status ensures ongoing availability and support