Manufacturer Part Number
SZ1SMB5949BT3G
Manufacturer
onsemi
Introduction
The SZ1SMB5949BT3G is a single zener diode in a surface mount package, designed for automotive and industrial applications.
Product Features and Performance
High power handling capability of up to 3 watts
Wide operating temperature range of -65°C to 150°C
Low reverse leakage current of 1A @ 76V
Forward voltage drop of 900mV @ 10mA
Tight tolerance of ±5% on the zener voltage
Low impedance of 250 ohms maximum
Product Advantages
Robust design for harsh environments
Compact surface mount package
Suitable for high-power voltage regulation and protection applications
RoHS-compliant and AEC-Q101 qualified
Key Technical Parameters
Zener Voltage: 100V
Reverse Leakage Current: 1A @ 76V
Forward Voltage Drop: 900mV @ 10mA
Power Rating: 3W
Operating Temperature Range: -65°C to 150°C
Quality and Safety Features
RoHS3 compliant
AEC-Q101 qualified for automotive applications
Compatibility
The SZ1SMB5949BT3G is compatible with standard SMB package footprints and can be used as a replacement for similar zener diodes in automotive and industrial circuits.
Application Areas
Voltage regulation and protection
Overvoltage clamping
Power supply protection
Automotive electronics
Product Lifecycle
The SZ1SMB5949BT3G is an actively supported product and there are no plans for discontinuation. Replacements and upgrades may be available in the future.
Key Reasons to Choose This Product
Robust and reliable design for harsh environments
High power handling capability
Wide operating temperature range
Tight tolerance on the zener voltage
Compact surface mount package
RoHS compliance and AEC-Q101 qualification