Battery Charger IC
Analog Devices offers a broad portfolio of high performance battery charger IC devices for any rechargeable battery chemistry, including Li-Ion, LiFePO4, lead acid, and nickel-based, for both wired and wireless applications. These battery charger ICs are offered in linear or switching topologies and are completely autonomous in operation. Our battery charger ICs offer many standard features for battery management and safety, including on-chip battery pre-conditioning, current limiting, temperature-controlled charging, monitoring and protection, telemetry via SMBus or I2C interface, and support for high voltage, multiple-cell and multi-chemistry batteries with a single device. A wide range of applications are supported such as lithium ion battery monitoring, PV cell energy harvesting, industrial monitoring, wearable devices, and other portable equipment.
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Videos
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Design Notes
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Battery Charger IC
| SortOrder | Part# | Vin (min) (V) | Vin (max) (V) | Max Charge Current (typ) (A) | Battery Chemistry | Number of Cells | Float Voltage (V) | Type of Charger | Features | Price (1000+) ($ US) |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | LT8491 | 6 | 80 | 10 | Lead Acid, LiFePO4, Li-Ion, Li-Polymer | 1.3V to 80V Float Voltage | 1.3V to 80V | Switching | EEPROM, I2C Interface, Maximum Power Point Tracking (Full) | $10.35 (LT8491EUKJ#PBF) |
| 2 | LTC4124 | 2.7 | 5.5 | 100m | Li-Ion | 1 | 4.0V, 4.1V, 4.2V, 4.35V | Linear | Wireless Power Transfer | $2.65 (LTC4124EV#TRMPBF) |
| 3 | ADP5360 | 4.1 | 6.8 | 320m | Li-Ion, Li-Poly, Li-Polymer | 1, 1 (Li) | 4.2V | Gas Gauge, I2C, Linear | 12-bit ADC, Current Limiting, I2C Interface, Integrated Coulomb Counter, Integrated FET, Output Short Circuit Protection, Overtemperature Protection, Overvoltage Protection, Programmable Charge Current, Programmable Current Limit, Programmable Input Current Limit, Programmable Output Voltage, Reverse Current Protection, Watchdog Timer | $1.71 (ADP5360ACBZ-1-R7) |
| 4 | LT8228 | 6 | 100 | 40 | Lead Acid, LiFePO4, Li-Ion, Li-Polymer | - | - | Switching | 100% Duty Cycle, Bidirectional, Constant Current Constant Voltage, External Synchronization, Input Current Limit, Input Current Monitor, Output Current Limit, Output Current Monitor, Output Short Circuit Protection, Overtemperature Protection, Overvoltage Protection, PLL, Resistor Set Frequency, Reverse Current Protection, Reverse Input Protection, SOA Sharing, Soft Start, Spread Spectrum | $6.60 (LT8228EFE#PBF) |
| 5 | LT8708-1 | 2.8 | 80 | 20 | Lead Acid, LiFePO4, Li-Ion, Li-Polymer | - | Up to 80V | Buck-Boost | Input Current Monitor, Input Current Regulation, Output Current Monitor, Output Current Regulation, PolyPhase, Resistor Set Frequency | $6.60 (LT8708EUHG-1#PBF) |
| 6 | LT8708 | 2.8 | 80 | 20 | Lead Acid, LiFePO4, Li-Ion, Li-Polymer | - | Up to 80V | Buck-Boost | Input Current Monitor, Input Current Regulation, Output Current Monitor, Output Current Regulation, PolyPhase, Resistor Set Frequency | $6.60 (LT8708EUHG#PBF) |
| 7 | LTC4162-S | 4.5 | 35 | 3.2 | Lead Acid | Up to 24V Lead Acid | Adj | Switching | Battery Charger, I2C Interface, Maximum Power Point Tracking (Full), PowerPath | $2.95 (LTC4162EUFD-SAD#PBF) |
| 8 | LTC4162-L | 4.5 | 35 | 3.2 | Li-Ion, Li-Poly | 1 to 8 | Adj | Switching | Battery Charger, I2C Interface, Maximum Power Point Tracking (Full), PowerPath | $2.95 (LTC4162EUFD-L40#PBF) |
| 9 | LTC4162-F | 4.5 | 35 | 3.2 | LiFePO4 | 1 to 9 | Adj | Switching | Battery Charger, I2C Interface, Maximum Power Point Tracking (Full), PowerPath | $2.95 (LTC4162EUFD-FAD#PBF) |
| 10 | ADP5350 | 4 | 5.38 | 650m | Li-Ion | 1 | Adj | Switching | Coulomb Counter, I2C Interface, LDO, LED Driver | $3.49 (ADP5350ACBZ-1-R7) |
| 11 | LTC4013 | 4.5 | 60 | 20 | Lead Acid, LiFePO4, Li-Ion, Li-Polymer, NiCd (slow charge), NiMH (slow charge) | Up to 60V Battery Voltage | 0V to 60V | Switching | Maximum Power Point Tracking (Sampled Voc), NTC Input, Resistor Set Frequency | $3.95 (LTC4013EUFD#PBF) |
| 12 | ADP5092 | 80m | 3.3 | 150m | Li-Ion | 1 | Adj | Switching | Maximum Power Point Tracking (Sampled Voc) | $2.49 (ADP5092ACPZ-1-R7) |
| 13 | ADP5091 | 80m | 3.3 | 150m | Li-Ion | 1 | Adj | Switching | Maximum Power Point Tracking (Sampled Voc) | $2.49 (ADP5091ACPZ-1-R7) |
| 14 | LTM8064 | 6 | 58 | 6 | Lead Acid, LiFePO4, Li-Ion, Li-Polymer | Up to 36V float voltage | Up to 36V | Switching | External Synchronization, Output Current Regulation, Resistor Set Frequency | $16.50 (LTM8064EY#PBF) |
| 15 | LTM8054 | 5 | 36 | 5.4 | Lead Acid, LiFePO4, Li-Ion, Li-Polymer | Up to 36V float voltage | Up to 36V | Switching | External Synchronization, Input Current Monitor, Output Current Monitor, PolyPhase, Resistor Set Frequency | $15.95 (LTM8054EY#PBF) |
| 16 | LTC3106 | 850m | 5.1 | 300m | Li-Ion, Li-Poly, NiMH (slow charge) | 1 | Adj | Linear | Battery Charger, Burst Mode, Maximum Power Point Control, Power Good, PowerPath | $2.94 (LTC3106EUDC#PBF) |
| 17 | LTC4040 | 3.5 | 5.5 | 2.5 | LiFePO4, Li-Ion, Li-Poly | 1 | 3.45V, 3.55V, 3.5V, 3.6V, 3.95V, 4.05V, 4.0V, 4.1V | Switching | Automatic Backup Power Switchover | $2.90 (LTC4040EUFD#PBF) |
| 18 | LTC4015 | 4.5 | 35 | 20 | Lead Acid, LiFePO4, Li-Ion, Li-Polymer | Up to 35V Battery Voltage | Up to 35V | Switching | Coulomb Counter, Digital Telemetry, I2C Interface, Maximum Power Point Tracking (Full), Temperature Monitor | $5.95 (LTC4015EUHF#PBF) |
| 19 | LT3761 | 4.5 | 60 | 20 | Lead Acid, Li-Ion, Li-Polymer, NiCd (slow charge), NiMH (slow charge) | Set by external charger IC | Adj | Switching | Open LED Protection, Rail-to-Rail Current Sense, Resistor Set Frequency | $3.20 (LT3761EMSE#PBF) |
| 20 | LTC4123 | 2.2 | 5 | 25m | NiMH (slow charge) | 1 | 1.5V | Linear | Reverse Input Protection | $2.65 (LTC4123EDC#TRPBF) |
| 21 | LTC4121-4.2 | 4.4 | 40 | 400m | Li-Ion, Li-Polymer | 1 | 4.2V | Switching | Maximum Power Point Tracking (Sampled Voc) | $2.60 (LTC4121EUD-4.2#PBF) |
| 22 | LTC4121 | 4.4 | 40 | 400m | Lead Acid, LiFePO4, Li-Ion, Li-Polymer | Up to 18V Battery Voltage | Up to 18V | Switching | Maximum Power Point Tracking (Sampled Voc) | $2.60 (LTC4121EUD#PBF) |
| 23 | LTC4079 | 2.7 | 60 | 250m | Lead Acid, LiFePO4, Li-Ion, Li-Polymer, NiMH (slow charge) | Up to 60V Battery Voltage | 1.2V to 60V | Linear | NTC Input | $2.35 (LTC4079EDD#PBF) |
| 24 | ADP5090 | 80m | 3.3 | 150m | Li-Ion | 1 | Adj | Switching | Maximum Power Point Tracking (Sampled Voc) | $1.99 (ADP5090ACPZ-1-R7) |
| 25 | LT8490 | 6 | 80 | 10 | Lead Acid, LiFePO4, Li-Ion, Li-Polymer | 1.3V to 80V Float Voltage | 1.3V to 80V | Switching | Maximum Power Point Tracking (Full) | $10.35 (LT8490EUKJ#PBF) |
| 26 | LTM8056 | 5 | 58 | 5.4 | Lead Acid, LiFePO4, Li-Ion, Li-Polymer | Up to 48V float voltage | Up to 48V | Switching | External Synchronization, Input Current Limit, Input Current Monitor, Output Current Limit, Output Current Monitor, PolyPhase, Resistor Set Frequency | $22.00 (LTM8056EY#PBF) |
| 27 | LTM8055 | 5 | 36 | 8.5 | Lead Acid, LiFePO4, Li-Ion, Li-Polymer | Up to 36V float voltage | Up to 36V | Switching | External Synchronization, Input Current Limit, Input Current Monitor, Output Current Limit, Output Current Monitor, PolyPhase, Resistor Set Frequency | $22.00 (LTM8055EY#PBF) |
| 28 | ADP5063 | 4 | 6.7 | 2.1 | Li-Ion | 1 | 3.6V | Linear | I2C Interface, PowerPath | $1.29 (ADP5063ACPZ-1-R7) |
| 29 | LT3651-8.4 | 9 | 32 | 4 | Li-Ion, Li-Polymer | 2 | 8.4 | Switching | - | $4.13 (LT3651EUHE-8.4#PBF) |
| 30 | LT3651-8.2 | 9 | 32 | 4 | Li-Ion, Li-Polymer | 2 | 8.2 | Switching | - | $4.13 (LT3651EUHE-8.2#PBF) |
| 31 | LTC4120-4.2 | 4.25 | 40 | 400m | Li-Ion, Li-Polymer | 1 | 4.2V | Switching | Wireless Power Transfer | $3.25 (LTC4120EUD-4.2#PBF) |
| 32 | LTC4120 | 4.25 | 40 | 400m | Li-Ion, Li-Polymer | 1, 2 | Adj (3.5V to 11V) | Switching | Wireless Power Transfer | $3.25 (LTC4120EUD#PBF) |
| 33 | LTC4020 | 4.5 | 55 | 20 | Lead Acid, LiFePO4, Li-Ion, Li-Polymer | Up to 55V Battery Voltage | Up to 55V | Buck-Boost, Switching | Maximum Power Point Control, NTC Input, PowerPath | $4.95 (LTC4020EUHF#PBF) |
| 34 | ADP5062 | 4 | 6.7 | 2.1 | Li-Ion | 1 | 4.2V | Linear | I2C Interface, PowerPath | $1.29 (ADP5062ACPZ-1-R7) |
| 35 | LTC4000-1 | 3 | 60 | 20 | Lead Acid, LiFePO4, Li-Ion, Li-Polymer, NiCd (slow charge), NiMH (slow charge) | Set by external charger IC | Adj | Switching | Maximum Power Point Control | $3.95 (LTC4000EUFD-1#PBF) |
| 36 | ADP5061 | 4 | 6.7 | 2.1 | Li-Ion | 1 | 4.2V | Linear | I2C Interface, PowerPath | $1.29 (ADP5061ACBZ-2-R7) |
| 37 | LT3796 | 6 | 100 | 20 | Lead Acid, Li-Ion, Li-Polymer, NiCd (slow charge), NiMH (slow charge) | Set by externals | Adj | Switching | External Synchronization, Output Current Regulation, Resistor Set Frequency, True Color PWM Dimming | $3.45 (LT3796EFE#PBF) |
| 38 | LTM8026 | 6 | 36 | 5 | Lead Acid, LiFePO4, Li-Ion, Li-Polymer | Up to 24V float voltage | Up to 24V | Switching | External Synchronization, Output Current Regulation, Resistor Set Frequency | $12.58 (LTM8026EV#PBF) |
| 39 | LTM8052A | 6 | 36 | 5 | Lead Acid, LiFePO4, Li-Ion, Li-Polymer | Up to 24V float voltage | Up to 24V | Switching | External Synchronization, Output Current Regulation, Resistor Set Frequency | $13.17 (LTM8052AEV#PBF) |
| 40 | LTM8052 | 6 | 36 | 5 | Lead Acid, LiFePO4, Li-Ion, Li-Polymer | Up to 24V float voltage | Up to 24V | Switching | External Synchronization, Output Current Regulation, Resistor Set Frequency | $13.17 (LTM8052EV#PBF) |
| 41 | ADP5065 | 4 | 5.5 | 1.25 | Li-Ion | 1 | 4.2V | Switching | PowerPath | $1.39 (ADP5065ACBZ-1-R7) |
| 42 | LTC4155 | 4.35 | 5.5 | 3.5 | Li-Ion, Li-Polymer | 1 | 4.05V, 4.15V, 4.1V, 4.2V | I2C, Switching | Bat-Track, I2C Interface, NTC Input, Overvoltage Protection, PowerPath, USB On-The-Go | $2.95 (LTC4155EUFD#PBF) |
| 43 | LTC4000 | 3 | 60 | 20 | Lead Acid, LiFePO4, Li-Ion, Li-Polymer, NiCd (slow charge), NiMH (slow charge) | Set by external charger IC | Adj | Switching | - | $3.95 (LTC4000EUFD#PBF) |
| 44 | LTM8061 | 4.95 | 32 | 2 | Lead Acid, LiFePO4, Li-Ion, Li-Polymer | 1, 2 | 4.1V, 4.2V, 8.2V, 8.4V | Switching | Input Current Limit, Output Current Regulation, Reverse Input Protection | $8.85 (LTM8061EV-4.1#PBF) |
| 45 | LTC4071 | 2.65 | - | 50m | Li-Ion, Li-Polymer | 1 | 4.0V, 4.1V, 4.2V | Shunt | NTC Input | $2.20 (LTC4071EDDB#TRPBF) |
| 46 | LTM8062A | 4.95 | 32 | 2 | Lead Acid, LiFePO4, Li-Ion, Li-Polymer | 1-4 Li-Ion/Li-Poly, 1-5 LiFePO4, SLA up to 18.8V | Up to 18.8V | Switching | Maximum Power Point Control, Output Current Regulation, Reverse Input Protection | $10.20 (LTM8062AEV#PBF) |
| 47 | LTM8062 | 4.95 | 32 | 2 | Lead Acid, LiFePO4, Li-Ion, Li-Polymer | 1-4 Li-Ion/Li-Poly, 1-5 LiFePO4, SLA up to 14.4V | Up to 14.4V | Switching | Maximum Power Point Control, Output Current Regulation, Reverse Input Protection | $9.85 (LTM8062EV#PBF) |
| 48 | LT3651-4.2 | 6.5 | 32 | 4 | Li-Ion, Li-Polymer | 1 | 4.2 | Switching | - | $4.13 (LT3651EUHE-4.2#PBF) |
| 49 | LT3651-4.1 | 6.5 | 32 | 4 | Li-Ion, Li-Polymer | 1 | 4.1 | Switching | - | $4.13 (LT3651EUHE-4.1#PBF) |
| 50 | LT3652HV | 4.95 | 34 | 2 | Lead Acid, LiFePO4, Li-Ion, Li-Polymer | 1-4 Li-Ion/Li-Poly, 1-5 LiFePO4, SLA up to 18V | Up to 18V | Switching | Maximum Power Point Control | $3.40 (LT3652HVEDD#PBF) |
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