General Description

The MIC5201 is an efficient linear voltage regulator with very low dropout voltage (typically 17mV at light loads and 200mV at 100mA), and very low ground current (1mA at 100mA output), offering better than 1 initial accuracy with a logic compatible on-off switching input.

Features

• High output voltage accuracy

• Variety of output voltages

• Guaranteed 200mA output

• Low quiescent current

• Low dropout voltage

• Extremely tight load and line regulation

• Very low temperature coefficient

• Current and thermal limiting

• Reversed-battery protection

• Load-dump protection (fixed voltage versions)

• Zero off-mode current

• Logic-controlled electronic enable

• Available in SO-8 and SOT-223 packages

Applications

• Cellular telephones

• Laptop, notebook, and palmtop computers

• Battery powered equipment

• PCMCIA VCC and VPP regulation/switching

• Bar code scanners

• SMPS post-regulator/ dc-to-dc modules

• High-efficiency linear power supplies