DESCRIPTION
The SiP1759 is a buck-boost regulating charge pump. It is designed to provide a regulated output from 1 cell Li Ion or 2/3 cell NiMH voltages found in handheld portable equipment, 1.6 V to 5.5 V. SiP1759 allows the option of a fixed 3.3 V output voltage, or an adjustable output which can be set from 2.5 V to 5.5 V. The output current is up to 100 mA.

FEATURES
• Output voltage - fixed 3.3 V or adjustable from 2.5 V to 5.5 V
• 1.6 V to 5.5 V input voltage range
• 100 mA output current
• 60 µA quiescent current
• Shutdown current < 1 µA
• Short circuit crotection
• Thermal shutdown
• MSOP-10 package

APPLICATIONS
• 1 cell Li ion battery powered equipment
• 2 to 3 cell NiMH battery powered equipment
• 2 to 3 cell alkaline battery powered equipment
• Backup battery boost converters