BQ78Z100 bq78z100 用于 1 系列到 2 系列的 Impedance Track 电量监测计

描述

bq78z100器件提供了一套基于电池组的全集成解决方案，其具有闪存可编程的定制精简指令集CPU（RISC），安全保护以及认证功能，适用于1节和2节锂离子和锂聚合物电池组。

bq78z100电量监测计通过I ² C兼容接口或单线制HDQ接口进行通信，并将超低功耗的高速德州仪器（TI）bqBMP处理器，高精度模拟测量功能，集成闪存，大量的外设和通信端口，N沟道FET驱动器以及SHA-1认证转换响应器完美融合于一套完整的高性能电池管理解决方案。

bq78z100器件提供有大量的电池和系统安全功能，其中包括针对电池的放电过流，充电短路和放电短路功能，针对N沟道FET的FET保护，内部AFE看门狗以及电池平衡功能。该器件可通过固件添加更多保护特性，例如过压，欠压，过热等。

所有商标均为其各自所有者的财产。


Number of Series Cells
Cell Chemistry
Battery Capacity (Max) (mAh)
Communication Interface
Battery Capacity (Min) (mAh)
External Capacity Indication
Implementation
Gas Gauge Algorithm
Cell Balancing
Features
Operating Temperature Range (C)
Pin/Package

BQ78Z100	BQ27542-G1	BQ27750	BQ28Z610	BQ4050	BQ40Z50-R1	BQ78350-R1
1-2 Cells	Single Cell	Single Cell	1-2 Cells	2-4 Cells Single Cell	2-4 Cells Single Cell	>4 Cells
Li-Ion/Li-Polymer	Li-Ion/Li-Polymer	Li-Ion/Li-Polymer LiFePO4	Li-Ion/Li-Polymer	Li-Ion/Li-Polymer LiFePO4	Li-Ion/Li-Polymer LiFePO4	Li-Ion/Li-Polymer LiFePO4
14000	32000	14000	14000	29000	29000	320000
HDQ	HDQ I2C	I2C	I2C	SMBus	SMBus	I2C SMBus
100	100	100	100	500	100	100
None	None	None	None	LED	LED	LCD LED SOC
Pack	Pack	Pack	Pack	Pack	Pack	Pack
Impedance Track	Impedance Track	Impedance Track	Impedance Track	CEDV	Impedance Track	CEDV
External Internal	N/A	N/A	External Internal	External Internal	External Internal	External Internal
Cell Balancing Integrated Protector SHA-1 Authentication	SHA-1 Authentication	Accumulated Coulomb Count Battery Management Unit Integrated Protector SHA-1 Authentication	Battery Management Unit Cell Balancing Integrated Protector SHA-1 Authentication	Cell Balancing Integrated Protector SHA-1 Authentication	Cell Balancing Integrated Protector SHA-1 Authentication Turbo Mode	Cell Balancing Integrated Protector SHA-1 Authentication
-40 to 85	-40 to 85	-40 to 85	-40 to 85	-40 to 85	-40 to 85	-40 to 85
12SON	12SON	12SON	12SON	32VQFN	32VQFN	30TSSOP

数据手册（1）

元器件购买 BQ78Z100 相关库存