Overview: w w a D . w 3.3V, 5V, 12V, 15V, Adjustable output versions Adjustable version output voltage range 1.23V to 37V ±4% max over line and load conditions 3A output current Input voltage range 7V to 40V Requires only 4 external ponents High efficiency TTL shutdown capability, low power standby mode Thermal shutdown, current limit protection Uses standard inductors 52 kHz fixed frequency internal oscillator P+ Product Enhancement tested S a t e e h U 4 t m o .c PRELIMINARY GM7130 3A STEP-DOWN VOLTAGE REGULATORS Applications:
Pre-regulator for linear regulators High-efficiency step-down buck regulator On-card/board switching regulators Positive to negative converter (buck-boost) TO-263 (S) 5-Lead Surface-Mount Package Top View
5 - ON/OFF 4 - Feedback 3 - Ground 2 - Output 1 - VIN w w .D w t a S a e h The GM7130 series of regulators provide all the active functions for a step-down (buck) switching regulator, and drive 3A load with excellent line and load regulation. GM7130’s are available in fixed output voltages of 3.3V, 5V, 12V, 15V, and a versatile Adjustable output version. These regulators are simple to use and require a minimum number of external ponents.
