Texas Instruments BQ24103ARHLT
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $5.66 | $5.66 |
| 15+ | $5.48 | $82.20 |
| 25+ | $5.36 | $134.00 |
| 50+ | $5.07 | $253.50 |
| 100+ | $4.47 | $447.00 |
| N+ | $0.89 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Texas Instruments |
| Product Series | bqSWITCHER™ |
| Packaging | Cut Tape (CT) | Tape & Reel (TR) |
| Battery Chemistry | Lithium Ion/Polymer |
| Number of Cells | 1 ~ 2 |
| Current - Charging | Constant - Programmable |
| Programmable Features | Current, Timer |
| Fault Protection | Over Temperature, Over Voltage |
| Charge Current - Max | 2A |
| Battery Pack Voltage | 8.4V |
| Voltage - Supply (Max) | 16V |
| Interface | - |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | 20-VFQFN Exposed Pad |
| Supplier Device Package | 20-VQFN (3.5x4.5) |
| ROHS |
The BQ24103ARHLT is a switch-mode battery charger IC from Texas Instruments, designed for 1 to 2 series Lithium Ion or Lithium Polymer cells. It provides a maximum charge current of 2A and supports a battery pack voltage of 8.4V. The device features over-temperature and over-voltage protection for enhanced safety. Housed in a 20-VFQFN exposed pad package, it operates over an ambient temperature range of -40°C to 85°C, ideal for portable and industrial multi-cell applications.
- Dual protection with over-temperature and over-voltage safeguards ensures safe charging in demanding conditions.
- 2A charge current supports rapid charging for 2S Li-ion/LiPo packs.
- Flexible 1-2 cell configuration suits a wide range of portable devices.
- Wide -40°C to 85°C ambient temperature range enables outdoor deployment.
- Compact VFQFN package minimizes PCB area in space-limited designs.
2S Li-ion Power Banks
High-capacity power banks using 2S packs benefit from 2A charging and over-voltage protection for safe operation.
Portable Speakers
Large Bluetooth speakers with 2S Li-ion batteries require robust charging with thermal and voltage safeguards.
Electric Bicycle Accessories
Lights, displays, and locks on e-bikes can use this charger for their 2S auxiliary battery packs.
Medical Monitoring Devices
Portable patient monitors with 2S packs need reliable charging with over-temperature and over-voltage protection.
Outdoor Security Cameras
Battery-powered security cameras operating in -40°C environments benefit from the wide temperature range.
- Q: What battery chemistry does the BQ24103ARHLT support?
- A: It supports Lithium Ion and Lithium Polymer batteries.
- Q: How many battery cells can this charger handle?
- A: It supports 1 to 2 cells in series.
- Q: What is the maximum charge current?
- A: The maximum charge current is 2A.
- Q: What is the battery voltage rating?
- A: The battery pack voltage is 8.4V.
- Q: What fault protection is included?
- A: It includes over temperature and over voltage protection.
- Q: What is the operating temperature range?
- A: It operates from -40°C to 85°C (TA).
- Q: What battery chemistry does the BQ24103ARHLT support?
- A: It supports Lithium Ion and Lithium Polymer batteries.
- Q: How many battery cells can this charger handle?
- A: It supports 1 to 2 cells in series.
- Q: What is the maximum charge current?
- A: The maximum charge current is 2A.
- Q: What is the battery voltage rating?
- A: The battery pack voltage is 8.4V.
- Q: What fault protection is included?
- A: It includes over temperature and over voltage protection.
- Q: What is the operating temperature range?
- A: It operates from -40°C to 85°C (TA).

BQ24103ARHLT.pdf