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etcTI BQ2 DataSheet

No. Partie # Fabricant Description Fiche Technique
1
bq25A

Texas Instruments
1-4 Cell Li+ Battery SMBus Charge Controller

•1 SMBus Host-controlled NMOS-NMOS synchronous buck converter with programmable 615kHz, 750kHz, and 885kHz switching frequencies
• Automatic N-channel MOSFET selection of system power source from adapter or battery driven by internal charge pumps
• E
Datasheet
2
bq24780S

Texas Instruments
1- to 4-Cell Hybrid Power Boost Mode Battery Charge Controller

•1 Industrial Innovative Charge Controller With Hybrid Power Boost Mode
  – Adapter and Battery Provides Power to System Together for Intel® CPU Turbo Mode
  – Ultra-Fast Transient Response of 150 µs to Enter Boost Mode
  – Hybrid Power Boost Mode from 4.5
Datasheet
3
bq24726

Texas Instruments
1-4 Cell Li+ Battery SMBus Charge Controller
Datasheet
4
BQ24800

Texas Instruments
Battery Charge Controller

•1 Hybrid Power Boost Mode to power up system from adapter and battery together
  – Ultra-fast transient response of 150 µs to enter Hybrid Power Boost Mode
• Battery Only Boost Mode to extend battery run time
• Peak power two-level input current limit
Datasheet
5
bq24747

Texas Instruments
Multi-Chemistry Battery Charger
1
• NMOS-NMOS Synchronous Buck Converter with 300 kHz Frequency and >95% Efficiency
• 30-ns Minimum Driver Dead-time and 99.5% Maximum Effective Duty Cycle
• High-Accuracy Voltage and Current Regulation
  – ±0.5% Charge Voltage Accuracy
  – ±3% Charge Cu
Datasheet
6
bq27210

Texas Instruments
Li-Ion AND Li-Pol BATTERY GAS GAUGE

• HDQ (bq27010) or I2C (bq27210) Communication
• Reports Accurate Time-to-Empty At Both Measured and Host-Requested Load Values
• Reports Available Capacity Compensated for Discharge Rate, Temperature, and Age
• End-of-Discharge Voltage Compensated f
Datasheet
7
BQ24401

Texas Instruments
Programmable NiCd/NiMH Fast-Charge Management
1
• Safe Management of Fast Charge for NiCd and NiMH Battery Packs
• High-Frequency Switching Controller for Efficient and Simple Charger Design
• Pre-Charge Qualification for Detecting Shorted, Damaged, or Overheated Cells
• Fast-Charge Termination
Datasheet
8
bq20z655

Texas Instruments
SBS 1.1-COMPLIANT GAS GAUGE AND PROTECTION
1
•2 Next Generation Patented Impedance Track™ Technology Accurately Measures Available Charge in Li-Ion and Li-Polymer Batteries
  – Better Than 1% Error Over the Lifetime of the Battery
• Supports the Smart Battery Specification SBS V1.1
• Flexible C
Datasheet
9
bq24040

Texas Instruments
Single Cell Li-Ion and Li-Pol Battery Charger

•1 Charging
  – 1% Charge Voltage Accuracy
  – 10% Charge Current Accuracy
  – Pin Selectable USB 100mA and 500mA Maximum Input Current Limit
  – Programmable Termination and Precharge Threshold, bq24040 and bq24045
  – High voltage (4.35V) Chemistry Support w
Datasheet
10
bq24023

Texas Instruments
Li-Ion Li-Pol Charger
1
•2 Small 3 mm × 3 mm MLP Package
• Charges and powers Systems from Either AC Adapter or USB With Autonomous power-Source Selection
• Integrated USB Control With Selectable 100 mA and 500 mA Charge Rates
• Ideal for Low-Dropout Charger Designs for S
Datasheet
11
bq24020

Texas Instruments
Li-Ion Li-Pol Charger
1
•2 Small 3 mm × 3 mm MLP Package
• Charges and powers Systems from Either AC Adapter or USB With Autonomous power-Source Selection
• Integrated USB Control With Selectable 100 mA and 500 mA Charge Rates
• Ideal for Low-Dropout Charger Designs for S
Datasheet
12
BQ24617

Texas Instruments
1- to 6-Cell Synchronous Buck Battery Charger Controller

•1 600-kHz NMOS-NMOS Synchronous buck converter
• Stand-alone charger support for li-ion or li-polymer
• 5-V to 28-V VCC Input operating range and supports 1- to 6-battery cells (BQ24610)
• 5-V to 24-V VCC Input operating range and supports 1- to 5-b
Datasheet
13
BQ25710

Texas Instruments
SMBus Narrow VDC Buck-Boost Battery Charge Controller

• Pin-to-pin and software compatible to BQ25700A
• Charge 1s to 4s battery from wide range of input source
  – 3.5-V to 24-V Input operating voltage
  – Supports USB2.0, USB 3.0, USB 3.1 (Type C), and USB Power Delivery (USB-PD) input current settings
  –
Datasheet
14
bq2024

Texas Instruments
1.5K-BIT SERIAL EPROM
1
•2 1536 Bits of One-Time Programmable (OTP) EPROM For Storage Of User-Programmable Configuration Data
• Factory-Programmed Unique 64-Bit Identification Number
• Bus-Interface Architecture Allowing Multiple bq2024's Attached to a Single Host
• Singl
Datasheet
15
BQ24316

Texas Instruments
Overvoltage and Overcurrent Protection IC and Li+ Charger Front-End Protection IC

•1 Provides Protection for Three Variables:
  – Input Overvoltage, With Rapid Response in < 1 μs
  – User-Programmable Overcurrent With Current Limiting
  – Battery Overvoltage
• 30-V Maximum Input Voltage
• Supports up to 1.5-A Input Current
• Robust Agai
Datasheet
16
bq24038

Texas Instruments
Single-Chip Charge and System Power-path Management IC

•1 Small 3.5-mm × 4.5-mm QFN Package
• Designed for Single-Cell Li-Ion- or Li-Polymer- Based Portable Applications
• Integrated Dynamic Power-Path Management (DPPM) Feature Allowing the AC Adapter or the USB Port to Simultaneously Power the System an
Datasheet
17
bq24725A

Texas Instruments
1-4 Cell Li+ Battery SMBus Charge Controller

•1 SMBus Host-controlled NMOS-NMOS synchronous buck converter with programmable 615kHz, 750kHz, and 885kHz switching frequencies
• Automatic N-channel MOSFET selection of system power source from adapter or battery driven by internal charge pumps
• E
Datasheet
18
bq27741-G1

Texas Instruments
Single-Cell Li-Ion Battery Fuel Gauge

•1 Battery Fuel Gauge and Protector for 1-Series LiIon Applications
• Microcontroller Peripheral Provides:
  – Accurate Battery Fuel Gauging Supports up to 14,500 mAh
  – External and Internal Temperature Sensors for Battery Temperature Reporting
  – Preci
Datasheet
19
bq27425-G2

Texas Instruments
System-Side Impedance Track Fuel Gauge

•1 Single-Series Cell Li-Ion Battery Fuel Gauge
  – Resides on System Board
  – Supports Embedded or Removable Batteries
  – Powered Directly From Battery With Integrated LDO
  – Low-Value Integrated Sense Resistor (10 mΩ, Typical)
• Easy-to-Configure Fuel G
Datasheet
20
bq27421-G1

Texas Instruments
System-Side Impedance Track Fuel Gauge

•1 Single-Cell Li-Ion Battery Fuel Gauge
  – Resides on System Board
  – Supports Embedded or Removable Batteries
  – Powered Directly from Battery with Integrated LDO
  – Low-Value Integrated Sense Resistor (7 mΩ, Typical)
• Easy-to-Configure Fuel Gauging B
Datasheet



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