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LTC4121

Linear Technology
Part Number LTC4121
Manufacturer Linear Technology
Description 40V 400mA Synchronous Step-Down Battery Charger
Published Mar 21, 2016
Detailed Description LTC4121/LTC4121-4.2 40V 400mA Synchronous Step-Down Battery Charger FEATURES nn Wide Input Voltage Range: 4.4V to 40V n...
Datasheet PDF File LTC4121 PDF File

LTC4121
LTC4121

Overview
LTC4121/LTC4121-4.
2 40V 400mA Synchronous Step-Down Battery Charger FEATURES nn Wide Input Voltage Range: 4.
4V to 40V nn Temperature Compensated Input Voltage Regulation for Maximum Power Point Tracking (MPPT) nn Adjustable Float Voltage 3.
5V to 18V (LTC4121) nn Fixed 4.
2V Float Voltage Option (LTC4121-4.
2) nn High Efficiency: Up to 95% nn 50mA to 400mA Programmable Charge Current nn ±1% Feedback Voltage Accuracy nn Programmable 5% Accurate Charge Current nn Thermally Enhanced, Low Profile (0.
75mm) 16-Lead (3mm × 3mm) QFN Package APPLICATIONS nn Handheld Instruments nn Solar Powered Devices nn Industrial/Military Sensors and Devices L, LT, LTC, LTM, Linear Technology, the Linear logo and Burst Mode are registered trademarks of Linear Technology Corporation.
All other trademarks are the property of their respective owners.
DESCRIPTION The LTC®4121 is a 400mA constant-current/constantvoltage (CC/CV) synchronous step-down battery charger.
In addition to CC/CV operation, the LTC4121 regu...


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