DESCRIPTION
●The LT®1305 is a micropower step-up DC/DC converter that uses Burst ModeTM operation. Similar to the LT1303, the LT1305 features a 2A internal low-loss switch and can deliver up to four times the output power of the LT1303.
●Quiescent current is only 120µA and the Shutdown pin
●further reduces current to 10µA. A low-battery detector provides an open-collector output that goes low when the input voltage drops below a preset level. The LT1305 is available in an 8-pin SO, easing board space requirements.
●FEATURE
●■ 5V at 400mA from 2V Input
●■ Supply Voltage As Low As 1.8V
●■ 120µA Quiescent Current
●■ Low-Battery Detector
●■ Low VCESATSwitch: 310mV at 2A Typ
●■ Uses Inexpensive Surface Mount Inductors
●■ 8-Lead SO Package
●APPLICATIONS
●■ 2-Cell and 3-Cell to 5V Conversion
●■ EL Panel Drivers
●■ Portable Instruments
Linear Technology
8 Pages / 0.22 MByte
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