Overview
The SM15T24AHM3/I is a transient voltage suppressor (TVS) diode produced by Vishay General Semiconductor - Diodes Division. This component is part of the SM15T series, designed to protect sensitive electronics from voltage transients induced by inductive load switching and lightning. The SM15T24AHM3/I is AEC-Q101 qualified, making it suitable for automotive and other high-reliability applications.
Key Specifications
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Clamp Voltage | Vc | 33.2 | V |
| Peak Pulse Current (IPP) | IPP | 45 | A |
| Peak Pulse Power Dissipation (PPPM) | PPPM | 1500 | W |
| Power Dissipation on Infinite Heatsink | PD | 6.5 | W |
| Peak Forward Surge Current (IFSM) | IFSM | 200 | A |
| Operating Junction and Storage Temperature Range | TJ, TSTG | -65 to +150 | °C |
| Package Type | DO-214AB (SMC) |
Key Features
- Low Profile Package: Ideal for automated placement and space-saving designs.
- Glass Passivated Chip Junction: Ensures high reliability and durability.
- Unidirectional and Bidirectional Options: Available to suit various application needs.
- High Peak Pulse Power Capability: 1500 W with a 10/1000 μs waveform, providing robust transient protection.
- Low Inductance: Minimizes the impact of inductive loads on the component.
- AEC-Q101 Qualified: Suitable for automotive and high-reliability applications.
- Meets MSL Level 1: Compliant with J-STD-020, with a maximum peak reflow temperature of 260 °C.
Applications
The SM15T24AHM3/I is used in various applications to protect sensitive electronics against voltage transients. These include:
- Automotive systems: Protection against load dump and other transient voltages.
- Consumer electronics: Protection of ICs, MOSFETs, and signal lines in devices such as smartphones and laptops.
- Industrial equipment: Protection against transients induced by large coils or industrial motors.
- Telecommunications: Protection of sensitive electronics in communication devices.
- Computer systems: Protection of motherboards and other critical components from transient voltages.
Q & A
- What is the primary function of the SM15T24AHM3/I?
The primary function of the SM15T24AHM3/I is to protect sensitive electronics from voltage transients induced by inductive load switching and lightning.
- What is the clamp voltage of the SM15T24AHM3/I?
The clamp voltage of the SM15T24AHM3/I is 33.2 V.
- What is the peak pulse current (IPP) rating of the SM15T24AHM3/I?
The peak pulse current (IPP) rating of the SM15T24AHM3/I is 45 A.
- What is the peak pulse power dissipation (PPPM) of the SM15T24AHM3/I?
The peak pulse power dissipation (PPPM) of the SM15T24AHM3/I is 1500 W with a 10/1000 μs waveform.
- Is the SM15T24AHM3/I AEC-Q101 qualified?
Yes, the SM15T24AHM3/I is AEC-Q101 qualified, making it suitable for automotive and high-reliability applications.
- What is the operating junction and storage temperature range of the SM15T24AHM3/I?
The operating junction and storage temperature range of the SM15T24AHM3/I is -65 to +150 °C.
- What package type is the SM15T24AHM3/I available in?
The SM15T24AHM3/I is available in the DO-214AB (SMC) package type.
- What are some common applications of the SM15T24AHM3/I?
Common applications include automotive systems, consumer electronics, industrial equipment, telecommunications, and computer systems.
- Does the SM15T24AHM3/I meet MSL level 1?
Yes, the SM15T24AHM3/I meets MSL level 1, per J-STD-020, with a maximum peak reflow temperature of 260 °C.
- What is the failure mode of the SM15T24AHM3/I in an overstress condition?
In an overstress condition, the failure mode of the SM15T24AHM3/I is a short circuit.
