PRODUCTS
M4054
M4054
M4054 is a complete constant-current/constant-voltage linera charger for cell lithium-ion batteries. M4054 uses compact package SOT-23-5L, very few external components is needed, ideally suited for portable applications. M4054 is specifically designed to work with USB power specifications. M4054 also valued for seprated linera charger.

*Programmable charge current up to 800mA
*No MOSFET,sense resistor or blocking diode required
*Constant-Current/Constant-Voltage operation with thermal regulation to maximize Rate  without risk of overheating
*USB input supply available  
*Preset 4.2V charge voltage with ±1% accuracy
*2.9V trickle current charge threshold
*Able to set trickle charge current mode
*Soft-Start limits inrush current

CELLPHONE,PDA,MP4/MP3 PLAYERS
Bluetooth sets
Batteries

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