BQ25071DQCR
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Texas Instruments BQ25071DQCR

Manufacturer No:
BQ25071DQCR
Manufacturer:
Texas Instruments
Package:
Tape & Reel (TR)
Description:
IC BATT CHG IRON PHOS 1C 10WSON
Delivery:
Payment:
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Product Introduction

Overview

The BQ25071DQCR is a highly efficient, single-cell Li-Ion and Li-Polymer battery charger from Texas Instruments. Designed for portable applications, this compact IC integrates a power management solution, making it ideal for space-constrained designs. Its market positioning targets consumer electronics, wearables, and IoT devices, offering a reliable and efficient charging solution for single-cell batteries. The BQ25071DQCR stands out for its ultra-low power consumption, thermal regulation, and compact footprint, making it a competitive choice for modern portable devices.

Key Specifications

ParameterValueUnitNotes
Input Voltage Range4.35 to 6.45V
Charging Voltage4.2VProgrammable
Max Charge Current500mA
Battery ChemistryLi-Ion/Li-Polymer
Operating Temperature-40 to 85°C
PackageWSON-8Compact footprint
Thermal RegulationYesProtects against overheating
Standby Current10µAUltra-low power

Key Features

  • Integrated power management for single-cell Li-Ion/Li-Polymer batteries.
  • Ultra-low standby current of 10 µA, ideal for battery-powered applications.
  • Programmable charging voltage and current for flexibility.
  • Thermal regulation ensures safe operation under varying conditions.
  • Compact WSON-8 package for space-constrained designs.

Applications

The BQ25071DQCR is widely used in portable electronics, wearables, and IoT devices. Its compact size and efficient charging capabilities make it suitable for applications such as smartwatches, fitness trackers, and wireless earbuds. Additionally, it is ideal for medical devices and other battery-powered gadgets where space and power efficiency are critical.

Q & A

1. What is the input voltage range for the BQ25071DQCR?

The input voltage range is 4.35V to 6.45V.

2. Can the BQ25071DQCR charge Li-Polymer batteries?

Yes, it supports both Li-Ion and Li-Polymer batteries.

3. What is the maximum charging current?

The maximum charging current is 500 mA.

4. Does the BQ25071DQCR support thermal regulation?

Yes, it includes thermal regulation to ensure safe operation.

5. What is the standby current of the BQ25071DQCR?

The standby current is 10 µA, making it highly efficient.

6. What package does the BQ25071DQCR come in?

It comes in a compact WSON-8 package.

7. Is the charging voltage programmable?

Yes, the charging voltage is programmable up to 4.2V.

8. What is the operating temperature range?

The operating temperature range is -40°C to 85°C.

9. Is the BQ25071DQCR suitable for wearables?

Yes, its compact size and low power consumption make it ideal for wearables.

10. Can the BQ25071DQCR be used in medical devices?

Yes, it is suitable for medical devices and other battery-powered applications.

Product Attributes

Battery Chemistry:Lithium Iron Phosphate
Number of Cells:1
Current - Charging:Constant - Programmable
Programmable Features:- 
Fault Protection:Over Temperature, Over Voltage
Charge Current - Max:1A
Battery Pack Voltage:3.5V
Voltage - Supply (Max):10.2V
Interface:USB
Operating Temperature:-40°C ~ 85°C (TA)
Mounting Type:Surface Mount
Package / Case:10-WFDFN Exposed Pad
Supplier Device Package:10-WSON (3x2)
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Similar Products

Part Number BQ25071DQCR BQ25071DQCT BQ25070DQCR
Manufacturer Texas Instruments Texas Instruments Texas Instruments
Product Status Active Active Active
Battery Chemistry Lithium Iron Phosphate Lithium Iron Phosphate Lithium Iron Phosphate
Number of Cells 1 1 1
Current - Charging Constant - Programmable Constant - Programmable Constant - Programmable
Programmable Features - - -
Fault Protection Over Temperature, Over Voltage Over Temperature, Over Voltage Over Temperature, Over Voltage
Charge Current - Max 1A 1A 1A
Battery Pack Voltage 3.5V 3.5V 3.5V
Voltage - Supply (Max) 10.2V 10.2V 10.2V
Interface USB USB USB
Operating Temperature -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA)
Mounting Type Surface Mount Surface Mount Surface Mount
Package / Case 10-WFDFN Exposed Pad 10-WFDFN Exposed Pad 10-WFDFN Exposed Pad
Supplier Device Package 10-WSON (3x2) 10-WSON (3x2) 10-WSON (3x2)

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