STMicroelectronics Power Distribution Switches, Load Drivers VNI4140KTR-32

The VNI4140KTR-32 is a quad high-side smart power solid-state relay designed for driving various types of loads, including resistive, capacitive, and inductive loads. It supports an operating output current of up to 1.0 A per channel and features per-channel short-circuit and overtemperature protection, ensuring reliable operation under overload conditions. The device incorporates thermal case protection and provides diagnostic outputs for overtemperature conditions via open drain status pins. This IC is compatible with both 5 V and 3.3 V logic levels, making it versatile for different applications. It includes loss of ground protection, undervoltage shutdown with hysteresis, and overvoltage protection through VCC clamping. The VNI4140KTR-32 is designed to meet various international standards, including IEC61131-2 and IEC61000 series for electromagnetic compatibility, and offers ESD protection up to ±25 kV according to IEC 61000-4-2. Applications for this product include programmable logic control, industrial PC peripheral I/O, and numerical control machines, making it suitable for a wide range of industrial automation tasks.