Texas Instruments

TLV803EA29RDBZR

The TLV803EA29RDBZR is a low-power, single-cell lithium-ion or lithium-polymer battery charger from Texas Instruments. It is designed to provide a highly efficient and compact solution for charging single-cell batteries in a wide range of applications.

Description:

The TLV803EA29RDBZR is a highly integrated, step-down battery charger that operates with an input voltage range of 4.5V to 5.5V. It features a constant current/constant voltage (CC/CV) charging profile and is capable of delivering up to 1A of charging current. The device is available in a compact, thermally enhanced 20-pin, 3mm x 3mm WQFN package.

Features:

1. Wide input voltage range: 4.5V to 5.5V
2. Constant current/constant voltage (CC/CV) charging profile
3. Programmable charge current up to 1A
4. Thermal regulation and auto-restart
5. Charge status indicators (charge complete, charging, and fault)
6. Reverse current protection
7. Overcharge and over-discharge protection
8. Soft-start feature to reduce inrush current
9. Low quiescent current (<10µA in standby mode)
10. Compact 20-pin, 3mm x 3mm WQFN package

Applications:

1. Portable electronic devices with single-cell lithium-ion or lithium-polymer batteries
2. Wearable devices (smartwatches, fitness trackers, etc.)
3. IoT devices (smart home sensors, remote monitoring systems, etc.)
4. Wireless communication devices (Bluetooth headsets, wireless keyboards, etc.)
5. Medical devices (personal health monitors, portable diagnostic equipment, etc.)
6. Consumer electronics (smartphone accessories, portable speakers, etc.)
7. Industrial equipment with compact form factors

The TLV803EA29RDBZR offers a highly efficient and flexible charging solution for single-cell lithium-ion or lithium-polymer batteries, making it suitable for a wide range of applications where space and power consumption are critical factors.