The BZW50-47B from STMicroelectronics is a robust transient voltage suppressor (TVS) diode designed to protect sensitive electronic equipment from voltage spikes and surges. This device is specifically engineered to shield circuits against the destructive forces of transient voltage events such as lightning, electrostatic discharge (ESD), and other temporary voltage anomalies.
Key Features
- High Surge Capability: With its ability to handle high surge currents, the BZW50-47B is an ideal choice for absorbing potentially damaging energy and safeguarding electronic components.
- Large Stand-off Voltage: This TVS diode has a stand-off voltage of 47V, which provides a comfortable margin for normal operating conditions, ensuring that it does not clamp during regular voltage fluctuations.
- Fast Response Time: The device reacts almost instantaneously to transient voltages, offering immediate protection and minimizing the risk of damage to the circuit.
- High Reliability: Manufactured by STMicroelectronics, a leader in semiconductor solutions, the BZW50-47B is built to meet high-quality standards, ensuring dependable performance over its lifespan.
Applications
The BZW50-47B is versatile and can be used in a variety of applications where voltage protection is crucial. Typical applications include:
- Power supply units
- Telecommunication systems
- Industrial electronics
- Automotive systems
- Consumer electronics
Specifications
Parameter
Value
Stand-off Voltage (V<sub>RWM)
47V
Breakdown Voltage (V<sub>BR)
52.3V - 57.7V
Peak Pulse Power Dissipation (P<sub>PPM)
5000W (10/1000μs waveform)
Maximum Clamping Voltage (V<sub>C)
77.4V
Maximum Leakage Current (I<sub>D)
5μA
With its combination of high surge protection, reliability, and fast response time, the BZW50-47B is an excellent choice for engineers and designers looking to enhance the durability and longevity of their electronic systems.
