BQ24735RGRR

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BQ24735RGRR

IC BAT CHG MULTCHEM 1-4CL 20VQFN

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  • Fr. Teil #BQ24735RGRR
  • Paket VQFN-20
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Spezifikationen

Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
BatteryChemistry Multi-Chemistry
NumberofCells 1 ~ 4
FaultProtection Over Current, Over Voltage, Short Circuit
BatteryPackVoltage 16.8V
Voltage-Supply(Max) 24V
Interface I²C
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 20-VFQFN Exposed Pad

Übersicht

Description

The BQ24735RGRR is a battery charge controller integrated circuit designed by Texas Instruments. It is commonly used in applications that require efficient power management for charging various types of batteries, including lithium-ion, lithium-polymer, and other chemistries. This IC is particularly notable for its high-efficiency charging capabilities and flexibility in supporting multi-cell battery configurations.
Key features of the BQ24735RGRR include:
- Synchronous buck topology for efficient power conversion.
- I2C/SMBus interface for precise charge current and voltage regulation.
- Wide input voltage range (up to 24V) suitable for various power sources, including adapters and solar panels.
- Integrated power FETs to minimize external component count.
- Programmable charge current and voltage settings to accommodate different battery specifications.
- Safety features, such as over-voltage, over-current, and thermal protection, to ensure reliable operation.
The BQ24735RGRR is suitable for use in laptops, portable devices, and other electronics where battery management is critical. Its compact design and robust feature set make it a versatile choice for designers looking to implement efficient and reliable battery charging solutions.

Features

The BQ24735RGRR is a highly integrated battery charge management device from Texas Instruments, designed primarily for portable electronic devices. Key features include:
1. Wide Input Voltage Range: Supports 5V to 24V, catering to various power sources.
2. Charge Management: Utilizes a synchronous buck converter for efficient charging of 1 to 4 series Li-ion or Li-polymer cells.
3. Charge Current and Voltage Regulation: Allows programmable regulation of charge current and voltage via SMBus/I2C interface.
4. Dynamic Power Management: Prioritizes system load over battery charging to maintain device functionality.
5. Battery Detection and Pre-charge: Automatic battery detection and pre-charge for deeply depleted cells.
6. Safety Features: Includes over-voltage, over-current, and thermal protection to ensure safe operation.
7. Battery Learning Cycle: Supports battery parameter learning for improved charge accuracy.
8. LED Indication: Status indication for charge and fault conditions.
These features make the BQ24735RGRR suitable for applications requiring efficient and flexible battery charging solutions.

Package

The BQ24735RGRR is a battery charge controller from Texas Instruments, and it comes in a VQFN (Very Thin Quad Flat No-Lead) package type with 24 pins. The package dimensions are typically around 4mm x 4mm.

Pinout

The BQ24735RGRR is a battery charge controller from Texas Instruments. It is typically housed in a VQFN (Very Thin Quad Flat No-Lead) package. This particular device features a 24-pin setup.
Key functions of the BQ24735RGRR include:
1. Charge Control: Manages the charging of single and multi-cell lithium batteries.
2. SMBus Interface: Communicates with the host via a System Management Bus (SMBus) interface, allowing for flexible control and configuration.
3. High Efficiency: Provides high-efficiency charging with integrated input current and voltage regulation.
4. Power Path Management: Supports dynamic power path management, ensuring seamless switching between battery and adapter power.
5. Safety Features: Includes over-voltage, over-current, and thermal protections to safeguard both the device and the battery.
6. Adapter Current Regulation: Regulates the current drawn from the adapter to prevent overloading.
The BQ24735RGRR is suitable for applications in notebooks, ultrabooks, and other portable devices requiring efficient battery charging and management.

Manufacturer

The BQ24735RGRR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and produces a wide range of electronic components, including analog chips and embedded processors. They serve various industries, including automotive, industrial, personal electronics, communications equipment, and enterprise systems. TI is known for its innovation in analog and digital signal processing technologies.

Application

The BQ24735RGRR is a battery charger IC commonly used in applications such as notebooks, ultra-mobile PCs, portable medical instruments, industrial equipment, and other battery-operated devices. It is designed to efficiently manage the charging of lithium-ion or lithium-polymer batteries while supporting features like power path management and system power monitoring.

Equivalent

The BQ24735RGRR is a battery charge controller IC from Texas Instruments. Equivalent products from other manufacturers might include the LTC4000 series from Analog Devices, the MAX1771 from Maxim Integrated, and the MCP73871 from Microchip Technology. It's essential to compare their specifications such as input voltage range, charge current, and features to ensure compatibility with your design requirements. Always check the latest datasheets for precise matching specifications.

Versand

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Versandgebührenreferenz (DHL/FedEx):

DHL: Versandkosten reichen von $25-$45 (0.5kg), mit einer geschätzten Lieferzeit von 2-5 Werktagen.

von FedEx: Versandkosten reichen von $25-$40 (0.5kg), mit einer geschätzten Lieferzeit von 3-7 Werktagen.

UPS: Versandkosten reichen von $25-$45 (0.5kg), mit einer geschätzten Lieferzeit von 3-7 Werktagen.

TNT: Versandkosten reichen von $25-$65 (0.5kg), mit einer geschätzten Lieferzeit von 3-7 Werktagen.

EMS: Versandkosten reichen von $30-$50 (0.5kg), mit einer geschätzten Lieferzeit von 7-15 Werktagen.

Registrierte Luftpost: Versandkosten sind $ 2- $ 4 (0,1 kg), mit einer geschätzten Lieferzeit von 5-20 Werktagen.

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