Texas Instruments BQ24079TRGTT
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $3.72 | $3.72 |
| 15+ | $3.61 | $54.15 |
| 25+ | $3.53 | $88.25 |
| 50+ | $3.33 | $166.50 |
| 100+ | $2.94 | $294.00 |
| N+ | $0.59 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Texas Instruments |
| Product Series | |
| Packaging | Cut Tape (CT) | Tape & Reel (TR) |
| Battery Chemistry | Lithium Ion |
| Number of Cells | 1 |
| Current - Charging | Constant - Programmable |
| Programmable Features | Current, Timer |
| Fault Protection | Over Temperature, Over Voltage, Reverse Current, Short Circuit |
| Charge Current - Max | 1.5A |
| Battery Pack Voltage | 4.1V |
| Voltage - Supply (Max) | 6.4V |
| Interface | USB |
| Operating Temperature | 0°C ~ 125°C (TJ) |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | 16-VFQFN Exposed Pad |
| Supplier Device Package | 16-VQFN (3x3) |
| ROHS |
The Texas Instruments BQ24079TRGTT is a linear battery charger designed for 1-cell Lithium Ion batteries with a charge current up to 1.5A and a battery voltage of 4.1V. It features a USB interface for convenient power input. Comprehensive protection includes Over Temperature, Over Voltage, Reverse Current, and Short Circuit safeguards. The device is available in a 16-VFQFN exposed pad package and operates over a junction temperature range of 0°C to 125°C, suitable for commercial and consumer applications.
- USB interface simplifies design for USB-powered charging applications.
- 1.5A charge current provides a good balance between charge speed and thermal management.
- Reverse Current protection prevents battery drain when input power is removed.
- Short Circuit protection enhances system safety during fault conditions.
- 16-VFQFN exposed pad package improves heat dissipation for reliable operation.
USB-Powered Consumer Electronics
The USB interface and 1.5A charge current make this IC ideal for charging portable speakers, e-readers, and other USB-powered devices from standard USB ports.
Digital Cameras and Camcorders
With 4.1V battery voltage support and Short Circuit protection, it provides safe charging for 1-cell Lithium Ion packs in photography equipment.
Portable Gaming Consoles
The 16-VFQFN package with exposed pad offers good thermal dissipation for continuous charging during gameplay.
Bluetooth Headsets
Reverse Current protection prevents battery discharge through the charger when the USB cable is unplugged, extending standby time.
Smart Wearables
Over Temperature protection ensures safe operation in body-worn devices where heat dissipation is limited.
- Q: What battery chemistry does the BQ24079TRGTT support?
- A: It supports Lithium Ion batteries.
- Q: How many battery cells can this charger handle?
- A: It is designed for 1 cell configurations.
- Q: What is the maximum charge current?
- A: The maximum charge current is 1.5A.
- Q: What is the battery pack voltage?
- A: The battery pack voltage is 4.1V.
- Q: What fault protections are included?
- A: It includes Over Temperature, Over Voltage, Reverse Current, and Short Circuit protection.
- Q: What interface does it use?
- A: It uses a USB interface for power input.
- Q: What battery chemistry does the BQ24079TRGTT support?
- A: It supports Lithium Ion batteries.
- Q: How many battery cells can this charger handle?
- A: It is designed for 1 cell configurations.
- Q: What is the maximum charge current?
- A: The maximum charge current is 1.5A.
- Q: What is the battery pack voltage?
- A: The battery pack voltage is 4.1V.
- Q: What fault protections are included?
- A: It includes Over Temperature, Over Voltage, Reverse Current, and Short Circuit protection.
- Q: What interface does it use?
- A: It uses a USB interface for power input.

BQ24079TRGTT.pdf