ANALOG DEVICES ADP1720 handbook (1)
Datasheet
ADP1720 is a 50 mA, high voltage, micropower linear regulator from Analog Devices. It features a wide input voltage range, low current consumption, low dropout voltage, and accurate output voltage. ADP1720 is suitable for DC-to-DC post regulation, PCMCIA regulation, keep-alive power in portable equipment, and industrial applications.
