UC1702 UC2702 UC3702
Quad PWM Relay Driver
FEATURES
Maintains Constant Average Relay Voltage With Varying Supply Voltages VBUS Voltages up to 42.5V Up to 50mA per Relay Integrated Schottky Flyback Diodes Individual Relay Control Inputs Short Circuit Protection User Selectable Operating Center Frequency and Relay Voltage Global Reset
DESCRIPTION
The UC3702 Quad Relay Driver is intended to drive up to four relays from logic inputs using an unregulated relay voltage supply. The relays are