BQ77PL157A4225 用于 3 至 6 节锂离子/聚合物电池的电压保护
BQ77PL157A4225 描述
The bq77PL157 is a stackable overvoltage protection device for 3, 4, 5 or 6 series cell Li-Ion battery packs. This device incorporates a precise and accurate overvoltage detection circuit with preconfigured threshold limits. Additional features include the ability to stack multiple parts to monitor up to 18 series cells. Preconfigured options include latched (permanent) or recoverable fault output, as well as specific voltage threshold limits selectable in 25 mV steps.
|
BQ77PL157A4225 |
| Cells Protected |
3,4,5,6 |
| Overvoltage Threshold(V) |
4.225 |
| Protection FETs |
External |
| Shutdown Current(uA) |
3 |
| Pin/Package |
16TSSOP |
| Approx. Price (US$) |
0.65 | 1ku |
BQ77PL157A4225 特性
- Single IC Li-Ion Protection for 3 to 6 Series Cells
- Stackable to Protect up to 18 Series Cells
- Programmable Detection Time Delay
- Low Power Consumption
- Typical 2 µA to 2.5 µA Normal Mode
- Fixed Overvoltage Thresholds Available From 3.75 V to 4.35 V in 25-mV Steps
- Highly Accurate: ±20 mV MAX, TA = 0°C to 50°C
- Output Activation for Low Side FET
(Contact TI for Alternate Output Options: High/Low-side Fuse or FET.)
- Protected Output, Power, and Ground Pins for Added Safety and Reliability
- Permanent or Recoverable Fault Options
- 16-pin Small Outline Package
- APPLICATIONS
- Primary or Secondary Level Voltage Protection for Li-Ion Battery Packs for Use in:
- Power Tools
- UPS Systems
- E-Bikes, Scooters and Small Mobility Vehicles
- Medical Devices, Test Equipment, and Industrial Products
BQ77PL157A4225 芯片订购指南
| 器件 |
状态 |
温度 |
价格（美元） |
封装 | 引脚 |
封装数量 | 封装载体 |
丝印标记 |
| BQ77PL157APW-4225 |
ACTIVE |
-40 to 85 |
0.80 | 1ku |
TSSOP (PW) | 16 |
90 | TUBE |
|
| BQ77PL157APWR-4225 |
ACTIVE |
-40 to 85 |
0.65 | 1ku |
TSSOP (PW) | 16 |
2000 | LARGE T&R |
|
BQ77PL157A4225 质量与无铅数据
| 器件 |
环保计划* |
铅/焊球涂层 |
MSL 等级/回流焊峰 |
环保信息与无铅 (Pb-free) |
DPPM / MTBF / FIT 率 |
| BQ77PL157APW-4225 |
Green (RoHS & no Sb/Br) |
CU NIPDAU |
Level-2-260C-1 YEAR |
BQ77PL157APW-4225 |
BQ77PL157APW-4225 |
| BQ77PL157APWR-4225 |
Green (RoHS & no Sb/Br) |
CU NIPDAU |
Level-2-260C-1 YEAR |
BQ77PL157APWR-4225 |
BQ77PL157APWR-4225 |
BQ77PL157A4225 应用技术支持与电子电路设计开发资源下载
- BQ77PL157A4225 数据资料 dataSheet 下载.PDF
- TI 德州仪器电池管理产品选型与价格 . xls
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(PDF 1058 KB)
- 模数规格和性能特性术语表 (Rev. A) (PDF 1993 KB)
- 所选封装材料的热学和电学性质 (PDF 645 KB)
- 高速数据转换 (PDF 1967 KB)
