LTC3559-1 - Linear USB Battery Charger

Linear Technology

Datasheet Details

The LTC®3559/LTC3559-1 are USB battery chargers with dual high efﬁciency buck regulators.

Battery Charger n Standalone USB Charger n Up to 950mA Charge Current Programmable via Single Resistor n HPWR Input Selects 20% or 100% of Programmed Charge Current n NTC Input for Temperature Qualiﬁed Charging n Internal Timer Termination n Bad Battery Detection n CHRG Indicates C/10 or Timeout Buck Regulators n 400mA Output Current n 2.25MHz Constant Frequency Operation n Zero Current in Shutdown n Low Noise Pulse Skip Operation or Power Saving Burst Mode Operation n Low No-Load Quiescent Curr.

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Published: Jun 8, 2009 |