LT3970 Series
40V, 350mA Step-Down
Regulator with 2.
5µA Quiescent Current and Integrated Diodes
FEATURES
n Low Ripple Burst Mode® Operation n 2.
5µA IQ at 12VIN to 3.
3VOUT n Output Ripple 5mVP-P
n Wide Input Voltage Range: 4.
2V to 40V Operating n Adjustable Switching Frequency: 200kHz to 2.
2MHz n Integrated Boost and Catch Diodes n 350mA Output Current n Fixed Output Voltages: 3.
3V, 3.
42V, 5V 1.
8µA IQ at 12VIN n Accurate 1V Enable Pin Threshold n Low Shutdown Current: IQ = 0.
7µA n Internal Sense Limits Catch Diode Current n Power Good Flag n Output Voltage: 1.
21V to 25V n Internal Compensation n Small 10-Pin MSOP and (3mm × 2mm) DFN Packages n AEC-Q100 Qualified for Automotive Applicatio...