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| 型號： | BQ20Z80DBT-V101 |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 電源管理 |
| 英文描述： | 1-CHANNEL POWER SUPPLY MANAGEMENT CKT, PDSO38 |
| 封裝： | GREEN, PLASTIC, TSSOP-38 |
| 文件頁數(shù)： | 1/73頁 |
| 文件大小： | 1094K |
| 代理商： | BQ20Z80DBT-V101 |
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www.ti.com
FEATURES
APPLICATIONS
DESCRIPTION
bq20z80-V101
SLUS625D – SEPTEMBER 2004 – REVISED OCTOBER 2005
SBS 1.1-COMPLIANT GAS GAUGE ENABLED WITH IMPEDANCE TRACK
TECHNOLOGY FOR USE WITH THE bq29312A
38-Pin TSSOP (DBT)
Patented Impedance Track Technology
Accurately Measures Available Charge in
Notebook PCs
Li-Ion and Li-Polymer Batteries
Medical and Test Equipment
Better than 1% Error Over Lifetime of the
Portable Instrumentation
Battery
Instant Accuracy – No Learning Cycle
Required
The
bq20z80
SBS-compliant
gas
gauge
IC,
Supports the Smart Battery Specification SBS
incorporating patented Impedance Track technology,
V1.1
is designed for battery-pack or in-system installation.
Works With the TI bq29312A Analog
The bq20z80 measures and maintains an accurate
Front-End (AFE) Protection IC to Provide
record of available charge in Li-ion or Li-polymer
Complete Pack Electronics Solution
batteries
using
its
integrated
high-performance
Full Array of Programmable Voltage, Current,
analog peripherals. The bq20z80 monitors capacity
change, battery impedance, open-circuit voltage, and
and Temperature Protection Features
other critical parameters of the battery pack, and
Integrated Time Base Removes Need for
reports the information to the system host controller
External Crystal with Optional Crystal Input
over a serial-communication bus. It is designed to
Electronics for 7.2-V, 10.8-V or 14.4-V Battery
work with the bq29312A analog front-end (AFE)
Packs With Few External Components
protection IC to maximize functionality and safety,
and minimize component count and cost in smart
Based on a Powerful Low-Power RISC CPU
battery circuits.
Core With High-Performance Peripherals
Integrated Field Programmable FLASH
The
Impedance
Track
technology
continuously
analyzes the battery impedance, resulting in superior
Memory Eliminates the Need for External
gas-gauging
accuracy.
This
enables
remaining
Configuration Memory
capacity
to
be
calculated
with
discharge
rate,
Measures Charge Flow Using a
temperature, and cell aging all accounted for during
High-Resolution, 16-Bit Integrating
each stage of every cycle.
Delta-Sigma Converter
– Better Than 0.65-nVh of Resolution
AVAILABLE OPTIONS
– Self-Calibrating
PACKAGE
TA
– Offset Error Less Than 1-
V
38-PIN TSSOP (DBT)
Tube
Tape & Reel
Uses 16-Bit Delta-Sigma Converter for
–40
°C to
Accurate Voltage and Temperature
bq20z80DBT-V101(1)
bq20z80DBTR-V101(2)
85
°C
Measurements
Extensive Data Reporting Options For
Improved System Interaction
Optional Pulse Charging Feature for Improved
Charge Times
Drives 3-, 4- or 5-Segment LED Display for
(1)
A single tube quantity is 50 units.
Remaining Capacity Indication
(2)
A single reel quantity is 2000 units
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas
Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
IMPEDANCE TRACK is a trademark of Texas Instruments.
PRODUCTION DATA information is current as of publication date.
Copyright 2004–2005, Texas Instruments Incorporated
Products conform to specifications per the terms of the Texas
Instruments standard warranty. Production processing does not
necessarily include testing of all parameters.
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| BQ20Z80DBT-V101G4 | 功能描述:電池管理 1% acc Gas Gauge for LiIon batterie RoHS:否 制造商:Texas Instruments 電池類型:Li-Ion 輸出電壓:5 V 輸出電流:4.5 A 工作電源電壓:3.9 V to 17 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:VQFN-24 封裝:Reel |
| BQ20Z80DBT-V102 | 功能描述:電池管理 SBS 1.1-Compliant Gas Gauge RoHS:否 制造商:Texas Instruments 電池類型:Li-Ion 輸出電壓:5 V 輸出電流:4.5 A 工作電源電壓:3.9 V to 17 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:VQFN-24 封裝:Reel |
| BQ20Z80DBT-V110 | 功能描述:電池管理 SBS 1.1-Compliant Gas Gauge RoHS:否 制造商:Texas Instruments 電池類型:Li-Ion 輸出電壓:5 V 輸出電流:4.5 A 工作電源電壓:3.9 V to 17 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:VQFN-24 封裝:Reel |
| BQ20Z80DBT-V110G4 | 功能描述:電池管理 SBS 1.1-Compliant Gas Gauge RoHS:否 制造商:Texas Instruments 電池類型:Li-Ion 輸出電壓:5 V 輸出電流:4.5 A 工作電源電壓:3.9 V to 17 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:VQFN-24 封裝:Reel |
| BQ20Z80EVM-001 | 功能描述:電源管理IC開發(fā)工具 Impedance Track Fuel Gge LiIon Batt Packs RoHS:否 制造商:Maxim Integrated 產(chǎn)品:Evaluation Kits 類型:Battery Management 工具用于評估:MAX17710GB 輸入電壓: 輸出電壓:1.8 V |
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