Overview
The SM6T39CAHM3/I is a Transient Voltage Suppressor (TVS) diode manufactured by Vishay General Semiconductor - Diodes Division. This component is part of the SM6T series, designed to protect sensitive electronic equipment from voltage transients and electrostatic discharges. The SM6T39CAHM3/I is particularly suited for applications requiring high reliability and stability against surges and electrical overstress.
Key Specifications
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Reverse Stand-Off Voltage | VWM | 33.3 | V |
| Breakdown Voltage | VBR | 37.1 - 41.0 | V |
| Peak Pulse Power Dissipation (10/1000 μs) | PPPM | 600 | W |
| Peak Pulse Current (10/1000 μs) | IPPM | See datasheet for specific values | A |
| Power Dissipation on Infinite Heatsink at TA = 50 °C | PD | 5.0 | W |
| Peak Forward Surge Current (10 ms single half sine-wave) | IFSM | 100 | A |
| Operating Junction and Storage Temperature Range | TJ, TSTG | -65 to +150 | °C |
| Package Type | SMB (DO-214AA) | ||
| Polarity | Bidirectional |
Key Features
- Low Profile Package: Ideal for automated placement and suitable for high-end equipment and SMPS applications.
- Glass Passivated Chip Junction: Ensures high reliability and stability over time.
- High Power Capability: 600 W peak pulse power dissipation with a 10/1000 μs waveform.
- Low Leakage Current: 0.2 μA at 25 °C and 1 μA at 85 °C.
- High Junction Temperature: Operating junction temperature up to 150 °C.
- Compliance with Standards: Meets IEC 61000-4-2, IEC 61000-4-4, and MIL STD 883 standards.
- RoHS and AEC-Q101 Compliance: Available in RoHS-compliant and AEC-Q101 qualified versions.
Applications
The SM6T39CAHM3/I TVS diode is used in various applications to protect sensitive electronics against voltage transients and electrostatic discharges. These include:
- Consumer Electronics: Protection in devices such as smartphones, tablets, and other consumer electronics.
- Telecommunications: Used in routers, base stations, and satellite systems).
- Automotive: Protects against surges in automotive systems, ensuring reliability and stability).
- Industrial Automation: Applied in industrial control systems and equipment to safeguard against electrical overstress).
- Healthcare and Aerospace: Used in medical devices and aerospace systems where high reliability is crucial).
Q & A
- What is the primary function of the SM6T39CAHM3/I TVS diode?
The primary function is to protect sensitive electronic equipment against voltage transients and electrostatic discharges).
- What is the peak pulse power dissipation of the SM6T39CAHM3/I?
The peak pulse power dissipation is 600 W with a 10/1000 μs waveform).
- What are the operating junction and storage temperature ranges for this diode?
The operating junction and storage temperature ranges are -65 to +150 °C).
- Is the SM6T39CAHM3/I RoHS compliant?
- What package type does the SM6T39CAHM3/I come in?
The SM6T39CAHM3/I comes in an SMB (DO-214AA) package).
- What is the polarity of the SM6T39CAHM3/I TVS diode?
The SM6T39CAHM3/I is a bidirectional TVS diode).
- What standards does the SM6T39CAHM3/I comply with?
The SM6T39CAHM3/I complies with IEC 61000-4-2, IEC 61000-4-4, and MIL STD 883 standards).
- What is the typical thermal resistance of the SM6T39CAHM3/I?
The typical thermal resistance, junction to ambient air, is 100 °C/W).
- What are some common applications of the SM6T39CAHM3/I?
- Does the SM6T39CAHM3/I have low leakage current?
