Overview
The ITA6V5B1 is a bidirectional Transil™ array produced by STMicroelectronics, designed to provide high overvoltage protection for data transmission lines. This component is part of the ITA series, which combines high surge capability against energetic pulses with high voltage performance against Electrostatic Discharge (ESD). The ITA6V5B1 is particularly suited for protecting voltage-sensitive devices such as MOS technology and low-voltage supplied ICs.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Peak Pulse Power (8/20 µs) | 300 | W |
| Peak Pulse Current (8/20 µs) | 40 | A |
| Stand-off Voltage (VRM) | 6.5 | V |
| Breakdown Voltage (VBR) | 7.5 | V |
| Clamping Voltage (VCL) at IPP | 12 | V |
| Leakage Current (IRM) at VRM | 10 | µA |
| Maximum Operating Junction Temperature | 125 | °C |
| Storage Temperature Range | -55 to +150 | °C |
| Maximum Lead Temperature for Soldering | 260 | °C |
| Package Type | SO-8 |
Key Features
- High surge capability: IPP = 40 A (8/20 µs), PPP = 300 W (8/20 µs).
- Low clamping factor (VCL / VBR) at high current levels.
- Low leakage current.
- ESD protection up to 15 kV (air discharge) and 8 kV (contact discharge) according to IEC 61000-4-2 level 4.
- Compliance with MIL STD 883G- Method 3015-7: class 3B – 25 kV (human body model).
- Up to 5 bidirectional Transil functions.
- Instantaneous response to transient overvoltages.
Applications
The ITA6V5B1 is designed for differential data transmission line protection, including:
- RS-232
- RS-423
- RS-422
- RS-485
It is particularly useful in protecting voltage-sensitive devices such as those using MOS technology and low-voltage supplied ICs.
Q & A
- What is the peak pulse power of the ITA6V5B1? The peak pulse power is 300 W (8/20 µs).
- What is the peak pulse current of the ITA6V5B1? The peak pulse current is 40 A (8/20 µs).
- What is the stand-off voltage (VRM) of the ITA6V5B1? The stand-off voltage is 6.5 V.
- What is the breakdown voltage (VBR) of the ITA6V5B1? The breakdown voltage is 7.5 V.
- What is the clamping voltage (VCL) at peak pulse current? The clamping voltage at peak pulse current is 12 V.
- What is the leakage current (IRM) at VRM? The leakage current at VRM is 10 µA.
- What are the ESD protection capabilities of the ITA6V5B1? The ITA6V5B1 provides ESD protection up to 15 kV (air discharge) and 8 kV (contact discharge) according to IEC 61000-4-2 level 4.
- What is the maximum operating junction temperature of the ITA6V5B1? The maximum operating junction temperature is 125 °C.
- What is the package type of the ITA6V5B1? The package type is SO-8.
- What are the typical applications of the ITA6V5B1? The ITA6V5B1 is typically used for differential data transmission line protection, including RS-232, RS-423, RS-422, and RS-485.
