Overview
The SM15T22CAHM3/H 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 SM15T22CAHM3/H 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 |
| Working Peak Reverse Voltage | VWM | 18.8 | V |
| Breakdown Voltage (Unidirectional) | VBR | 22.2 | V |
| Clamping Voltage at IPPM (10/1000 μs) | VC | 30.6 | V |
| Maximum Reverse Leakage at VWM | ID | μA (see datasheet for specific values) | μA |
| Operating Junction and Storage Temperature Range | TJ, TSTG | -65 to +150 | °C |
| Package Type | SMC (DO-214AB) | ||
| Terminals | Matte tin plated leads, solderable per J-STD-002 and JESD 22-B102 |
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: Available in automotive ordering codes (e.g., HE3, HM3), ensuring high reliability for automotive applications.
- RoHS and Halogen-Free Compliance: Meets environmental standards for commercial and automotive grades.
- High Temperature Operation: Operating junction and storage temperature range from -65 °C to +150 °C.
Applications
The SM15T22CAHM3/H TVS diode is suitable for a wide range of applications, including:
- Consumer Electronics: Protection of sensitive electronics against voltage transients.
- Computer Systems: Protection of ICs, MOSFETs, and signal lines.
- Industrial Systems: Protection against transients induced by large coils or industrial motors.
- Automotive Systems: Protection against load dump and other transient voltages in automotive electronics.
- Telecommunications: Protection of signal lines and sensitive electronics in telecommunication equipment.
Q & A
- What is the peak power dissipation of the SM15T22CAHM3/H TVS diode?
The peak power dissipation is 1500 W with a 10/1000 μs waveform. - What is the working peak reverse voltage (VWM) of this diode?
The working peak reverse voltage (VWM) is 18.8 V. - What is the breakdown voltage (VBR) for the SM15T22CAHM3/H?
The breakdown voltage (VBR) is 22.2 V for unidirectional types. - What is the clamping voltage at IPPM for this TVS diode?
The clamping voltage at IPPM (10/1000 μs) is 30.6 V. - Is the SM15T22CAHM3/H AEC-Q101 qualified?
Yes, it is available in AEC-Q101 qualified versions for automotive applications. - What is the operating junction and storage temperature range of this diode?
The operating junction and storage temperature range is from -65 °C to +150 °C. - What type of package does the SM15T22CAHM3/H come in?
The package type is SMC (DO-214AB). - Are the terminals of the SM15T22CAHM3/H solderable?
Yes, the terminals are matte tin plated and solderable per J-STD-002 and JESD 22-B102. - What are some common applications for the SM15T22CAHM3/H TVS diode?
Common applications include consumer electronics, computer systems, industrial systems, automotive systems, and telecommunications equipment. - Does the SM15T22CAHM3/H meet environmental standards?
Yes, it is RoHS and halogen-free compliant.
