Overview
The SM15T30CAHE3/57T is a transient voltage suppressor (TVS) diode produced by Vishay General Semiconductor - Diodes Division. This component is part of the SM15T series, which is designed to provide protection against voltage transients in various electronic systems. The SM15T30CAHE3/57T is particularly suited for applications requiring high reliability and robust protection against transient voltages.
Key Specifications
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Peak Power Dissipation (10/1000 μs waveform) | PPPM | 1500 | W |
| Peak Pulse Current (10/1000 μs waveform) | IPPM | See datasheet for specific values | A |
| Stand-Off Voltage (VWM) | VWM | 25.6 | V |
| Breakdown Voltage (VBR) Unidirectional | VBR | 28.5 - 31.5 | V |
| Breakdown Voltage (VBR) Bidirectional | VBR | 28.5 - 31.5 | V |
| Maximum Reverse Leakage at VWM | ID | 1.0 | μA |
| Maximum Clamping Voltage at IPPM (10/1000 μs) | VC | 41.5 | V |
| Operating Junction and Storage Temperature Range | TJ, TSTG | -65 to +150 | °C |
| Package | SMC (DO-214AB) |
Key Features
- Low Profile Package: Ideal for automated placement and space-saving designs.
- High Peak Pulse Power Capability: 1500 W with a 10/1000 μs waveform.
- Excellent Clamping Capability: Effective in protecting against voltage transients.
- Low Inductance: Minimizes the impact of inductive loads.
- AEC-Q101 Qualified: Suitable for automotive applications.
- RoHS-Compliant and Halogen-Free Options: Available in various configurations to meet environmental and regulatory requirements.
- High Temperature Rating: Operating junction temperature up to 150 °C.
Applications
The SM15T30CAHE3/57T is used in a variety of applications to protect sensitive electronics against voltage transients. These include:
- Consumer Electronics: Protection of ICs, MOSFETs, and signal lines in consumer devices.
- Computer Systems: Protection against transients in computer hardware and peripherals.
- Industrial Systems: Protection against switching transients induced by large coils or industrial motors.
- Automotive Systems: Protection against load dump and other transient voltages in automotive electronics.
- Telecommunication Systems: Protection of signal lines and sensitive electronics in telecommunication equipment.
Q & A
- What is the peak power dissipation of the SM15T30CAHE3/57T?
The peak power dissipation is 1500 W with a 10/1000 μs waveform. - What is the stand-off voltage (VWM) of this component?
The stand-off voltage (VWM) is 25.6 V. - Is the SM15T30CAHE3/57T AEC-Q101 qualified?
Yes, it is AEC-Q101 qualified, making it suitable for automotive applications. - What is the maximum operating junction temperature of this component?
The maximum operating junction temperature is 150 °C. - What package type is used for the SM15T30CAHE3/57T?
The component is packaged in an SMC (DO-214AB) package. - Is the SM15T30CAHE3/57T RoHS-compliant and halogen-free?
Yes, it is available in RoHS-compliant and halogen-free configurations. - What are the typical applications of the SM15T30CAHE3/57T?
It is used to protect sensitive electronics in consumer, computer, industrial, automotive, and telecommunication systems. - What is the maximum reverse leakage current at VWM?
The maximum reverse leakage current at VWM is 1.0 μA. - How does the component handle high temperature conditions?
The component is designed to operate up to a junction temperature of 150 °C and meets MSL level 1, per J-STD-020, with a peak reflow temperature of 260 °C. - What is the significance of the 'CA' suffix in the part number?
The 'CA' suffix indicates that the component is bidirectional.
