
Allicdata Part #: | SMCG40A-M3/57T-ND |
Manufacturer Part#: |
SMCG40A-M3/57T |
Price: | $ 0.28 |
Product Category: | Circuit Protection |
Manufacturer: | Vishay Semiconductor Diodes Division |
Short Description: | TVS DIODE 40V 64.5V DO215AB |
More Detail: | N/A |
DataSheet: | ![]() |
Quantity: | 1000 |
Moisture Sensitivity Level (MSL): | 1 (Unlimited) |
Lead Free Status / RoHS Status: | Lead free / RoHS Compliant |
4250 +: | $ 0.25005 |
Specifications
Voltage - Clamping (Max) @ Ipp: | 64.5V |
Supplier Device Package: | DO-215AB (SMCG) |
Package / Case: | DO-215AB, SMC Gull Wing |
Mounting Type: | Surface Mount |
Operating Temperature: | -55°C ~ 150°C (TJ) |
Capacitance @ Frequency: | -- |
Applications: | General Purpose |
Power Line Protection: | No |
Power - Peak Pulse: | 1500W (1.5kW) |
Current - Peak Pulse (10/1000µs): | 23.3A |
Series: | TransZorb® |
Voltage - Breakdown (Min): | 44.4V |
Voltage - Reverse Standoff (Typ): | 40V |
Unidirectional Channels: | 1 |
Type: | Zener |
Moisture Sensitivity Level (MSL): | -- |
Part Status: | Active |
Lead Free Status / RoHS Status: | -- |
Packaging: | Tape & Reel (TR) |
Description
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The SMCG40A-M3/57T is a member of the Transient Voltage Suppressor Diode (TVS) family, and it is primarily designed to protect sensitive electronic systems from external transients and electrical surges. Its working principle is based on the fact that when a transient voltage reaches or exceeds the TVS’ breakdown voltage, it quickly and safely clamps the voltage to a safe level until the surge has subsided. Due to these features, it has become a popular solution for protecting delicate electronic equipment from voltage spikes and other transient events, such as electrostatic discharge (ESD), lightning strikes, and reverse polarity surge.The SMCG40A-M3/57T is an ideal surge protection solution for a variety of applications in the consumer, medical, industrial, and automotive sectors. In the consumer sector, it is commonly used in LED lighting drivers and moving sign controllers. It is also used in medical equipment, such as pacemakers and defibrillators. Other application fields include computers and peripherals, UPS, and telecommunications systems, as well as automotive electronics, such as engine control systems, HVAC, and infotainment systems.The working principle behind the SMCG40A-M3/57T is quite simple. It consists of two main components: the active device and the anode. The active device is a so-called voltage dependent resistor (VDR), which is typically made from a zener diode. This zener diode has a reverse breakdown voltage, which when exceeded, will start to conduct current and clamp the voltage in a way that it does not damage the device that it’s protecting. The anode is basically a conventional diode that allows current to pass in only one direction. When a transient voltage surge exceeds the breakdown voltage of the VDR, the current will be diverted to the anode and the surge will be dissipated harmlessly.The SMCG40A-M3/57T is characterized by a low off-state leakage current, fast response times, low capacitance, and low working voltages. Its peak pulse power can reach 100W with a maximum surge rating of 2.7kV. It offers an extremely low clamping voltage, making it ideal for protecting extremely sensitive devices.In conclusion, the SMCG40A-M3/57T is a versatile, cost-effective, and highly reliable solution for protecting sensitive electronic systems from transient voltage surges. Its simple operating principle makes it easy to install and use in a variety of applications. Its fast response times, low leakage current, and low working voltage make it a perfect choice for protecting delicate electronic equipment.
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