BQ7790500PWR

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BQ7790500PWR

IC BATT PROT LI-ION 3-5C 20TSSOP

  • 제조업체
  • Mfr.부분 #BQ7790500PWR
  • 패키지 TSSOP (PW)-20
  • 데이터시트
  • 재고 있음2655

100% 원래 &새로운

배송 준비 24 시간

365 일 보장

RFQ 및더 많은 할인

사양

Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
Function Battery Protection
BatteryChemistry Lithium Ion
NumberofCells 3 ~ 5
FaultProtection Over Current, Over Temperature, Over/Under Voltage, Short Circuit
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 20-TSSOP (0.173, 4.40mm Width)

개요

Description

The BQ7790500PWR is a battery management integrated circuit (IC) designed by Texas Instruments. It is part of the BQ77905 series, which is specifically engineered for battery protection in multi-cell lithium-ion and lithium-polymer battery packs. This IC provides overvoltage, undervoltage, and overcurrent protection for each cell in a battery pack, ensuring safety and longevity.
Key features of the BQ7790500PWR include a highly accurate voltage sensing for each cell, low power consumption, and the ability to control external field-effect transistors (FETs) for battery pack disconnection under fault conditions. The device also supports balancing during charging, which helps to maintain equal voltage across all cells, thereby optimizing the pack's performance and lifespan.
The BQ7790500PWR is commonly used in applications such as power tools, e-bikes, and backup power systems, where reliable and efficient battery management is critical. Its compact PowerPAD™ TSSOP package allows for easy integration into various designs with space constraints.

Features

The BQ7790500PWR is a battery management IC designed by Texas Instruments for use in multi-cell lithium-ion and lithium-polymer battery packs. Some of its key features include:
1. Cell Protection: It provides overcharge, over-discharge, and overcurrent protection for up to 5-series cell battery packs.
2. Balancing: Includes passive cell balancing feature to ensure uniform charge distribution across the cells, enhancing performance and lifespan.
3. Low Power Consumption: Designed for low power consumption, with a typical operating current of 6 µA, which extends battery life.
4. Configurable Parameters: Allows for the customization of protection thresholds and delays to fit specific application needs through external components.
5. Wide Operating Range: Supports a wide voltage range, making it versatile for various battery configurations and applications.
6. Temperature Monitoring: Compatible with external thermistors for temperature monitoring to prevent overheating.
7. Compact Package: Available in a small TSSOP package, enabling integration into compact designs.
These features make the BQ7790500PWR suitable for applications such as power tools, e-bikes, and other battery-operated devices requiring reliable battery management.

Package

The BQ7790500PWR is a battery management IC from Texas Instruments. It is packaged in a TSSOP (Thin Shrink Small Outline Package) with 24 pins, specifically labeled as "PowerPAD" for enhanced thermal performance. The "PWR" in the part number typically indicates this specific packaging format.

Pinout

The BQ7790500PWR is a battery management IC provided by Texas Instruments, part of the BQ77905 series. It is designed for use in multi-cell lithium-ion battery protection systems.
- Pin Count: The BQ7790500PWR comes in a TSSOP (Thin Shrink Small Outline Package) with 14 pins.
- Functions:
- Cell Voltage Monitoring: Monitors the voltage of each cell in a battery pack to ensure they remain within a safe operating range.
- Overvoltage and Undervoltage Protection: Provides protection by disconnecting the load if any cell exceeds or drops below preset voltage limits.
- Overcurrent Protection: Detects excessive current flow, providing a means to protect the battery from damage due to high current events.
- Short Circuit Protection: Quickly disconnects the battery in the event of a short circuit, preventing potential damage or hazardous situations.
- Balancing: Supports passive balancing to ensure all cells in the battery pack maintain a uniform state of charge.
- Temperature Monitoring: Works with external thermistors to monitor battery temperature, ensuring safe operating conditions.
This IC is commonly used in battery packs for tools, e-bikes, and other applications requiring robust battery management.

Manufacturer

The BQ7790500PWR is manufactured by Texas Instruments (TI). Texas Instruments is a global technology company known for designing and manufacturing semiconductors and various integrated circuits. They provide solutions for analog and digital embedded applications, with a broad product portfolio that includes power management chips, microcontrollers, processors, and more. TI is recognized for its contributions to the development and innovation of electronics and is a major player in the semiconductor industry.

Application

The BQ7790500PWR is a battery management IC designed for protection in lithium-ion and lithium polymer battery packs. It is commonly used in applications such as power tools, electric bikes, energy storage systems, and portable electronic devices, where reliable battery protection is essential. Its functions include overvoltage, undervoltage, overcurrent, and short-circuit protection to enhance battery safety and longevity.

Equivalent

Equivalent products to the BQ7790500PWR, which is a battery protection IC, include the S-8254A series by ABLIC, the DW01 series by Seiko Instruments, and the MCP73123 by Microchip. These alternatives offer similar functionality for battery management and protection, typically used in lithium-ion battery applications. Always check the specific electrical characteristics and features to ensure compatibility with your application.

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DHL은: 배송 비용은 $25-$45 (0.5kg)에서 2-5 영업일의 추정적 배달 시간이 있습니다.

FedEx는: 배송 비용은 $25-$40 (0.5kg)에서 3-7 영업일의 추정적 배달 시간을 가지고 있습니다.

UPS는: 배송 비용은 $25-$45 (0.5kg)에서 3-7 영업일의 추정적 배달 시간을 가지고 있습니다.

TNT는: 배송 비용은 $25-$65 (0.5kg)에서 3-7 영업일의 추정적 배달 시간을 가지고 있습니다.

EMS는: 배송 비용은 $30-$50 (0.5kg)에서 7-15 영업일의 추정적 배달 시간을 제공합니다.

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