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Lithium-based cell
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Stand-alone or I²C-controlled 70-V bidirectional buck-boost charge controller with power path
Approx. price (USD) 1ku | 3.49
I²C, controlled, single-cell, 8-A, switched capacitor parallel battery charger with 1.2-V IO
Approx. price (USD) 1ku | 1.85
Stand-alone or I²C-controlled bidirectional buck-boost charge controller for up to 7S batteries
Approx. price (USD) 1ku | 2.69
800-mA linear charger for one-cell Li-ion and LiFePO4 with VINDPM and JEITA
Approx. price (USD) 1ku | 0.39
1-cell, 1-A stand-alone linear battery charger with power path and solar input support
Approx. price (USD) 1ku | 0.79
I²C controlled, 1-cell 5-A maximum 18-V input buck charger with NVDC power path and USB OTG output
Approx. price (USD) 1ku | 1.46
Power trends
Battery charger ICs for power density
Deliver faster charging and shrink your design with our portfolio of high-efficiency switching charger ICs. Our fast-paced life demands that more power is delivered faster and conveniently. We are committed to helping you meet the demand for faster charging without overheating. To reduce heat generation, our chargers combine high-charging current with high-charging efficiency, up to 97%. Chip integration supports maximum power delivery while reducing the overall solution size and cost.
Battery charger ICs for low quiescent current (IQ)
Achieve the longest battery run time and lower system cost with our portfolio of integrated switching and linear chargers. Preserve battery life and extend the shelf-life of ready-to-use devices with industry-leading low-standby and ship-mode IQ to minimize current draw in battery-only mode. Low termination current for maximum charge benefits medical and personal electronics applications, such as hearing aids, earbuds and true-wireless stereo (TWS) charging cases.
Featured products for low quiescent current
Technical resources
Battery chargers: Fundamentals
Battery chargers: Pick your application
A comparison of battery-charger topologies for portable applications
Discover featured applications
Enable safe, efficient battery charging in automotive applications with our battery charger technology
Benefits:
- Main car battery can be connected directly to battery charger due to wide input voltage range up to 40 V
- Minimize current draw from the main car battery in standby mode with low quiescent input current of 2 μA
- Support different automotive applications using a single, automotive qualified charger with customizable battery chemistries, charge voltage and charge current
Featured resources
- PMP30963 – Backup battery reference design with preboost, charger and 1S Li-ion fuel gauge
- BQ25171-Q1 – Automotive, 800-mA linear battery charger for 1- to 2-cell Li-ion, LiFePO4, and 1- to 6-cell NiMH
- BQ25173 – 800-mA linear charger for 1-cell to 4-cell supercapacitor
- BQ25180 – 1-A Li-ion and LiFePO4 I²C programmable linear charger with regulated power path, WCSP package
- BQ25171EVM – BQ25171 evaluation module 800-mA linear battery charger for 1-2-cell Li-ion, LiFePO4, 1-6-cell NiMH
- BQ25173EVM – BQ25173 evaluation module 800-mA linear charger for 1-cell to 4-cell super capacitor
- BQ25180EVM – BQ25180 evaluation module for 1-A, Li-ion I2C-programmable power-path charger
Increase power density and overall battery and system protection in medical applications with our battery charger technology
Benefits:
- Provides overall input and output over / under voltage and current protection in safety critical applications
- Supports multi-battery chemistires (Li+, NiMH, Pb, SuperCap) and multi-cell configurations (1 to 6 cells) for many different overall system requirements
- Supports backup functionality for seamless transition in case of main power failure
Featured resources
- BQ24610EVM – Evaluation Module for BQ24610 Multi Cell Synchronous Switch-Mode Battery Charger
- BQ25720EVM – BQ25720 evaluation module SMBus, 1- to 4-cell, 8-A, NVDC buck-boost battery charger controller
- BQ25798EVM – BQ25798 evaluation module I²C controlled, 1- to 4-cell, 5-A buck-boost charger, dual input and MPPT
- Autonomous Smart Battery Guide – Application note
Enable safe, efficient battery charging in garden and power tool applications with our battery charger technology
Benefits:
- Supports universal charging to utilize entire USB Type-C® / powered devices (PD) voltage / current spectrum (20 V / 5 A) with efficiency greater than 98%
- Provides protection against motor kickback transients with high VBAT tolerance
- Supports multi-cell with linear, buck, boost and buck-boost charging topologies
- Supports standalone as well host-controlled interface to achieve desired charging as well as powering the system
Featured resources
- PMP22805 – 24-VIN, 240-W, 98% efficient, compact 5S battery charger with USB On-The-Go (OTG) reference design
- BQ25731EVM – I2C NVDC 1 to 5 cell, 16-A, buck-boost charger controller evaluation module
- BQ25306EVM – Highly integrated standalone 17-V, 1S/2S, 3-A buck battery charger evaluation module
- BQ25170EVM – BQ25170 evaluation module 800-mA linear battery charger for single cell Li-ion, Li-pol and LiFePO4
Design & development resources
Integrated USB Type-C® Power Delivery (PD) and charging reference design for 2-4 cell batteries EVM
The USB-PD-CHG-EVM-01 evaluation module (EVM) is used to evaluate the BQ25798 device and TPS25750 device together. The BQ25798 is an integrated switched-mode buck-boost battery charge management device in HOTROD (QFN) package, intended for 1- to 4-series cell Li-ion and Li-polymer batteries from (...)