BQ24078RGTR

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BQ24078RGTR

+BOM

IC BATT CHG LI-ION 1CELL 16VQFN

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  • 제조업체 부품 #BQ24078RGTR

  • 패키지 VQFN (RGT)-16

  • 재고5872

365 1일 품질 보증

7*24 영업 시간 서비스 보증

90-판매 후 1일 보증

정품 보증

사양

속성 가치
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
BatteryChemistry Lithium Ion
NumberofCells 1
Current-Charging Constant
ProgrammableFeatures Current, Timer
FaultProtection Over Temperature, Over Voltage, Reverse Current, Short Circuit
ChargeCurrent-Max 1.5A
BatteryPackVoltage 4.35V
Voltage-Supply(Max) 6.4V
Interface USB
OperatingTemperature -40°C ~ 125°C (TJ)
MountingType Surface Mount
Package/Case 16-VFQFN Exposed Pad

개요

Description

The BQ24078RGTR is a highly integrated Li-Ion and Li-Polymer linear battery charger designed for portable applications. Manufactured by Texas Instruments, this device is ideal for systems powered from a USB port or adapter. It supports charging from a wide input voltage range and features dynamic power-path management, allowing simultaneous operation of the system and battery charging. Key features include a single-cell charging capability, a 1.5A maximum charge current, and power path management, which ensures continuous system operation even with a removed or depleted battery.
The device offers various safety features, such as overvoltage protection, thermal regulation, and a built-in timer for charge termination. It also includes status and fault indicator outputs to monitor the charging process, making it suitable for applications like smartphones, tablets, and other portable electronics.
The BQ24078RGTR is available in a compact 16-pin QFN package, optimizing space for portable designs. Its flexibility, efficiency, and safety features make it a popular choice for managing battery charging in consumer electronics.

Equivalent

The BQ24078RGTR is a single-cell Li-Ion and Li-Polymer battery charge management IC. Equivalent products include:
1. MCP73833 from Microchip
2. MAX8903 from Maxim Integrated
3. LTC4054 from Analog Devices
4. TP4056 from TP Semiconductors
5. CN3052A from Consonance
These alternatives offer similar functionalities like linear charging, battery protection, and power path management. Always check specifications for compatibility.

Features

The BQ24078RGTR is a highly efficient, single-cell Li-Ion and Li-Polymer battery charger from Texas Instruments. It features a wide input voltage range for USB and adapter sources, providing flexibility in various applications. The device supports a power path management system, allowing simultaneous charging and system operation without an external load switch. It integrates a dynamic power path management (DPPM) function to ensure optimal power distribution between the system and the battery.
Key features include a programmable charge current up to 1.5A, thermal regulation, and safety timer to prevent overcharging. It also offers overvoltage protection and a status indication for charge status monitoring. The BQ24078RGTR has a highly efficient design with up to 94% efficiency and a low-dropout regulator for minimal heat generation. Its compact 3mm x 3mm QFN package is ideal for space-constrained applications like portable devices, wearables, and IoT gadgets. The device supports standalone operation with minimal external components, making it easy to integrate into a variety of battery-powered systems.

Pinout

The BQ24078RGTR is a single-cell Li-Ion and Li-Polymer battery charger. It comes in a 10-pin VQFN package. The functions of these pins are as follows:
1. IN: Input power supply.
2. OUT: System output and battery charging current.
3. BAT: Battery connection pin.
4. ISET: Sets the fast charge current level.
5. PG: Power Good status indicator.
6. CE: Charge Enable input.
7. TS: Temperature sense input.
8. STAT: Charge status indicator.
9. GND: Ground reference.
10. USB: USB mode input.
These pins collectively facilitate the battery charging process, status indication, and various control features.

Manufacturer

The BQ24078RGTR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a broad range of analog and embedded processing chips. These chips are used in electronics across various industries, including automotive, industrial, personal electronics, communications equipment, and enterprise systems. TI is known for its innovation in developing technologies that lead to improved electronics performance and efficiency.

Application

The BQ24078RGTR is a highly integrated Li-Ion and Li-Polymer battery charge management IC designed for portable applications. Its primary application areas include:
1. Smartphones and Tablets: Efficiently manages battery charging and power management.
2. Wearable Devices: Compact size and efficient power regulation are ideal for fitness trackers and smartwatches.
3. Internet of Things (IoT) Devices: Provides reliable power management for connected sensors and smart devices.
4. Portable Medical Devices: Ensures safe and efficient charging for devices like portable monitors and diagnostic tools.
5. Consumer Electronics: Suitable for use in digital cameras, Bluetooth devices, and other personal electronics.
Its features, such as power path management, USB compatibility, and safety mechanisms, make it versatile for various battery-powered applications.

Package

The BQ24078RGTR is a battery management IC designed by Texas Instruments. It comes in a QFN (Quad Flat No-leads) package type, specifically a 16-pin VQFN package, which is compact and suitable for space-constrained applications.

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