| Distributor | Stock | Pricing | MOQ | PKG | Lead Time | Date Code | On Order Quantity | On Order Delivery | |
|---|---|---|---|---|---|---|---|---|---|
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25,829 pcs
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25829 pcs | On Request | 1 | On Request | On Request | On Request | On Request | On Request |
| Category | |
| Manufacturer Name | |
| Absolute Maximum Input Voltage | |
| Battery Charge Voltage | |
| Battery Chemistry | |
| Battery Pack Voltage | |
| Charge Current | |
| Control Interface | |
| Control Topology | |
| Current | |
| Fault Protection | |
| Input Voltage | |
| Mounting Type | |
| Number of Cells | |
| Operating Temperature | |
| PWM Frequency | |
| Programmable Features | |
| Supplier Device Package | |
| Voltage |
The BQ24103ARHLRG4 from Texas Instruments is a highly efficient, standalone synchronous buck battery charger IC. It is designed for charging single, two, or three-cell Li-Ion and Li-Polymer battery packs.
This device integrates power FETs and a fixed-frequency PWM controller operating at 1.1 MHz, enabling charge rates up to 2A. Key electrical specifications include a minimum input voltage of 4.35V and a maximum of 16V, with an absolute maximum rating of 20V. The battery charge voltage ranges from 4.2V to 8.4V. It supports standalone control and features programmable current and timer functions.
For thermal management, the operating temperature range is -40°C to 85°C. The BQ24103ARHLRG4 is available in a 20-VQFN (3.5x4.5 mm) package and is surface-mount compatible. It includes features such as BAT temperature thermistor monitoring, input overvoltage protection, and fault protection for over temperature and over voltage conditions.
Applications for this charger IC include handheld products, portable media players, industrial and medical equipment, and other portable electronic devices requiring efficient battery charging solutions.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.75 | $0.75 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The input voltage range is 4.35V to 16V, with an absolute maximum of 20V.
The operating temperature range is -40°C to 85°C.
It is available in a 20-VFQFN Exposed Pad package (20-VQFN 3.5x4.5mm) for surface mount.
It supports 1 or 2 series Li-Ion/Li-Polymer cells.
The maximum charge current is 2A.
It uses a standalone control interface with RC-settable charge current and timer.
The charger includes over-temperature and over-voltage fault protection.