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Solutions Search - Linear Battery Chargers

LTC4054-4.2 600mA Single Cell Li-Ion Charger

Jan 28th 2015
The LTC™4054 is a complete constant-current/constantvoltage linear charger for single cell lithium-ion batteries. Its ThinSOT package and low external component count make the LTC4054 ideally suited for portable applications. Furthermore, the LTC4054 is specifically designed to work within USB power specifications. ...

Circuit 

 

LTC4054L-4.2 90mA Li-Ion Single Coin Cell Charger

Jan 28th 2015
The LTC™4054L is a complete, constant-current/constantvoltage linear charger for single cell lithium-ion batteries. Its small size and ability to regulate low charge currents make the LTC4054L especially well-suited for portable applications using low capacity rechargeable lithium-ion coin cells. Furthermore, the LTC4054L ...

Circuit 

 

LTC4065L Standalone 100mA Single Cell Li-Ion Battery Charger

Jan 28th 2015
The LTC®4065L is a complete constant-current/constantvoltage linear charger for single-cell lithium-ion batteries. Its small size and ability to accurately regulate low charge currents make the LTC4065L especially well-suited for portable applications using low capacity rechargeable lithium-ion cells. Furthermore, LTC4065L ...

Circuit 

 

LTC4065-4.4 Standalone 4.4V Single Cell Li-Ion Battery Charger

Jan 28th 2015
The LTC4065-4.4 is a complete constant-current/constant- voltage linear charger for high capacity single-cell lithium-ion batteries with a 4.4V float voltage. Its 2mm × 2mm DFN package and low external component count make the LTC4065-4.4 especially well-suited for portable applications. Furthermore, LTC4065-4.4 is specifically ...

Circuit 

 

LTC4060 Full Featured 2A NiMH Charger Application

Jan 9th 2015
The LTC4060 is a complete fast charging system for NiMH or NiCd batteries. Just a few external components are needed to design a standalone linear charging system. ...

Circuit 

 

LTC4060 1A NiMH Charger Application with Power Path Control

Jan 9th 2015
The LTC4060 is a complete fast charging system for NiMH or NiCd batteries. Just a few external components are needed to design a standalone linear charging system. An external PNP transistor provides charge current that is user programmable with a resistor. A small external capacitor sets the maximum charge time. No external ...

Circuit 

 

LTC4079 Solar Panel to 2-Cell Li-Ion Charger with Differential Voltage Regulation

Oct 2nd 2014
The LTC®4079 is a low quiescent current, high voltage linear charger for most battery chemistry types including Li-Ion/Polymer, Lead-Acid or NiMH battery stacks up to 60V. The maximum charge current is adjustable from 10mA to 250mA with an external resistor. The battery charge voltage is set using an external resistor divider. ...

Circuit 

 

LTC4079 Supercap Charger with C/10 Termination

Oct 2nd 2014
The LTC®4079 is a low quiescent current, high voltage linear charger for most battery chemistry types including Li-Ion/Polymer, Lead-Acid or NiMH battery stacks up to 60V. The maximum charge current is adjustable from 10mA to 250mA with an external resistor. The battery charge voltage is set using an external resistor divider. ...

Circuit 

 

LTC4079 12Vin to 2-Cell NiMH Trickle Charger with Timer Termination

Oct 2nd 2014
The LTC®4079 is a low quiescent current, high voltage linear charger for most battery chemistry types including Li-Ion/Polymer, Lead-Acid or NiMH battery stacks up to 60V. The maximum charge current is adjustable from 10mA to 250mA with an external resistor. The battery charge voltage is set using an external resistor divider. ...

Circuit 

 

LTC4079 24Vin to 2-Cell Li-Ion Charger with Timer Termination

Oct 2nd 2014
The LTC®4079 is a low quiescent current, high voltage linear charger for most battery chemistry types including Li-Ion/Polymer, Lead-Acid or NiMH battery stacks up to 60V. The maximum charge current is adjustable from 10mA to 250mA with an external resistor. The battery charge voltage is set using an external resistor divider. ...

Circuit 

 

LTC4079 Lead-Acid Battery Trickle Charger from Rectified 24V AC

Oct 2nd 2014
The LTC®4079 is a low quiescent current, high voltage linear charger for most battery chemistry types including Li-Ion/Polymer, Lead-Acid or NiMH battery stacks up to 60V. The maximum charge current is adjustable from 10mA to 250mA with an external resistor. The battery charge voltage is set using an external resistor divider. ...

Circuit 

 

LTC4079 Energy Harvesting Charger with Buck, Buck-Boost and LDO Supplies

Oct 2nd 2014
The LTC®4079 is a low quiescent current, high voltage linear charger for most battery chemistry types including Li-Ion/Polymer, Lead-Acid or NiMH battery stacks up to 60V. The maximum charge current is adjustable from 10mA to 250mA with an external resistor. The battery charge voltage is set using an external resistor divider. ...

Circuit LTspice 

 

LTC3105/LTC4071 2-Cell Solar Panel Li-Ion Battery Charger

Oct 5th 2010
This circuit shows a compact solar-powered battery charger using a LTC3105 as a boost converter and a LTC4071 as Li-Ion shunt charger. A 2-cell 400mW solar panel provides the input power to the LTC3105 to produce over 60mA of charge current in full sunlight. Maximum power point control prevents the solar panel voltage from dropping ...

Circuit 

 

LTC4071 Simple Photovoltaic Charger

Oct 5th 2010
The LTC4071 allows simple charging of Li-Ion/Polymer batteries from very low current, intermittent or continuous charging sources. A near-zero current low battery latching disconnect function protects even the lowest capacity batteries from deep discharge and potentially irreparable damage. The 550nA to 50mA operating current ...

Circuit 

 

LTC4070 Photovoltaic Charger with Extremely Low Leakage When Not Charging

Jan 29th 2010
A photovoltaic (PV) application for the LTC4070 is illustrated in this example. In this application, transistor Q1 has been added to further reduce the already low quiescent current of the LTC4070 to achieve extremely low battery discharge when the PV cells are not charging the battery. In long battery life applications, Q1 ...

Circuit 

 

LTC3588-1/LTC4071 Piezoelectric Energy Harvester with Battery Backup

Jan 6th 2010
The LTC4071 allows simple charging of Li-Ion/Polymer batteries from very low current, intermittent or continuous charging sources. A near-zero current low battery latching disconnect function protects even the lowest capacity batteries from deep discharge and potentially irreparable damage. The 550nA to 50mA operating current ...

Circuit