BQ24171RGYR

The BQ24171RGYR is a highly integrated lithium-ion (Li-Ion) battery charger designed by Texas Instruments. It is typically used in portable devices that require efficient and reliable battery charging. The charger offers a single-cell Li-Ion and Li-Polymer charge management solution, which includes features such as fast charging, pre-charge, and termination. It operates with an input voltage range suitable for USB and adapter-based charging, making it versatile for various applications.
Key features of the BQ24171RGYR include programmable charge current, pre-charge and fast charge safety timers, status indication, and reverse battery discharge protection. It also integrates power path management, which allows the device to power the system while simultaneously charging the battery. The device is equipped with thermal regulation to prevent overheating and ensure safe operation.
The BQ24171RGYR is available in a small, thermally efficient package that makes it ideal for space-constrained applications. This IC is suitable for use in smartphones, tablets, digital cameras, and other portable electronics that require efficient battery charging solutions.

The BQ24171RGYR is a highly efficient stand-alone switch-mode battery charge controller. Key features include:
1. Wide Input Voltage Range: It supports an input voltage range from 4.5V to 17V, accommodating various power sources.
2. Charge Management: It provides a complete charge management solution, suitable for 1-cell or 2-cell Li-Ion/Li-Polymer batteries.
3. High Efficiency: The controller is designed for high efficiency, which is critical for portable applications.
4. Programmable Charge Parameters: Users can program the charging current, voltage, and termination via external resistors.
5. Safety Features: It includes safety features such as battery temperature monitoring, over-voltage protection, and short-circuit protection.
6. Status Indication: The device provides real-time charging status indicators for easy monitoring.
7. Thermal Regulation: Built-in thermal regulation prevents overheating by reducing the charge current when the device temperature exceeds certain thresholds.
8. Power Path Management: It supports power path management, allowing seamless switching between battery and adapter power.
These features make the BQ24171RGYR suitable for a wide range of battery-powered applications, ensuring safe, efficient, and reliable charging.

The BQ24171RGYR is a battery charge management IC from Texas Instruments. It is housed in a 24-pin VQFN (Very Thin Quad Flat No-lead) package, specifically the RGY package type, which measures 4.00 x 4.00 mm.

The BQ24171RGYR is a battery charger IC from Texas Instruments. It comes in a 24-pin VQFN (Very Thin Quad Flat No-lead) package. Here is a brief overview of its pin functions:
1. VIN: Input voltage pin.
2. SW: Switching node of the charger.
3. BTST: Bootstrap capacitor connection for high-side MOSFET driver.
4. STAT1, STAT2: Status pins for charge indication.
5. PG: Power good indicator.
6. ISET: Charge current set pin.
7. VCC: Bias supply for internal circuitry.
8. VREF: Reference voltage output.
9. TERM_EN: Termination enable pin.
10. ILIM: Input current limit set pin.
11. CE: Charge enable pin.
12. TS: Temperature sense input.
13. BAT: Battery connection pin.
14. VSS: Ground pin.
15. REGN: Regulated output for internal circuitry.
16. SRN, SRP: Sense resistor negative and positive pins for current sensing.
17. ACDRV: Adapter drive control pin.
18. BATDRV: Battery drive control pin.
19. SYSOFF: System off control pin.
20. DPMDET: Dynamic power management detect pin.
21. VFB: Voltage feedback pin.
22. PH: Phase node pin.
This IC is used for managing battery charging in portable devices, ensuring safe and efficient charging.

The BQ24171RGYR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of electronic components, including integrated circuits and analog devices. TI is known for its innovation in the fields of analog technology, digital signal processing, and embedded processing. The company serves various industries such as automotive, industrial, personal electronics, communications equipment, and enterprise systems. TI's products are critical in enabling the functionality and efficiency of countless electronic devices and systems.

The BQ24171RGYR is a highly efficient battery charge management IC commonly used in portable electronic devices. Its application areas include smartphones, tablets, digital cameras, portable media players, and other handheld devices. It is designed for single-cell Li-Ion and Li-Polymer batteries, providing features like fast charging, system power management, and integrated power path management.

Equivalent products to the BQ24171RGYR chip, a battery charger IC from Texas Instruments, include:
1. Microchip MCP73871 - This is a Li-Ion/Li-Polymer charge-management controller.
2. Linear Technology (Analog Devices) LTC4001 - A standalone multi-chemistry battery charger IC.
3. Maxim Integrated (now part of Analog Devices) MAX8903 - A linear battery charger for single-cell Li+ batteries.
These alternatives offer similar functionalities for managing and charging batteries in portable devices. Always verify compatibility with your specific application.