Texas Instruments

TPS70933QDRVRQ1  

Linear & Switching Voltage Regulators

The TPS70933QDRVRQ1 is a low-power, low-voltage, single-cell linear lithium-ion battery charger from Texas Instruments. It is designed to provide efficient and reliable charging for a wide range of applications, including portable devices, wearable electronics, and IoT devices.

Description:

The TPS70933QDRVRQ1 is a highly integrated, low-power battery charger that provides a complete charging solution for single-cell lithium-ion batteries. It features a constant current/constant voltage (CC/CV) charging algorithm, which ensures a safe and efficient charging process. The device is available in a compact QFN package, making it suitable for space-constrained applications.

Features:

1. Low-power operation: The TPS70933QDRVRQ1 is designed for low-power applications, with a typical quiescent current of only 1.5 µA in standby mode.
2. Constant current/constant voltage charging: The device provides a CC/CV charging algorithm, which ensures a safe and efficient charging process.
3. Input voltage range: The TPS70933QDRVRQ1 can operate with an input voltage range of 3.0V to 5.5V, making it suitable for a wide range of power sources.
4. Charging current and voltage programmable: The charging current and voltage can be easily programmed using external resistors, allowing for customization to specific battery requirements.
5. Thermal regulation: The device features thermal regulation to protect the battery and the charger from overheating.
6. Charging status indicators: The TPS70933QDRVRQ1 provides charging status indicators, including charge complete, charging in progress, and fault conditions.
7. Protection features: The device includes various protection features, such as overcharge protection, over-discharge protection, and short-circuit protection.

Applications:

1. Portable devices: The TPS70933QDRVRQ1 is ideal for charging lithium-ion batteries in portable devices, such as smartphones, tablets, and laptops.
2. Wearable electronics: The low-power operation and compact form factor make the TPS70933QDRVRQ1 suitable for wearable devices, such as smartwatches and fitness trackers.
3. IoT devices: The device can be used to charge lithium-ion batteries in various IoT devices, including smart home devices, sensors, and data loggers.
4. Medical devices: The TPS70933QDRVRQ1 can be used in low-power medical devices that require a reliable and efficient battery charging solution.
5. Industrial equipment: The device can also be used in industrial equipment that requires a low-power, single-cell lithium-ion battery charger.

In summary, the TPS70933QDRVRQ1 from Texas Instruments is a low-power, single-cell linear lithium-ion battery charger that offers a range of features, including constant current/constant voltage charging, thermal regulation, and various protection features. It is suitable for a wide range of applications, including portable devices, wearable electronics, IoT devices, medical devices, and industrial equipment.

TPS70933QDRVRQ1 Documents

Download datasheets and manufacturer documentation for TPS70933QDRVRQ1

Datasheets :

TPS709-Q1      

Design Resources :

Polyphase Shunt Metrology with Isolated AFE Reference Design