ZHCSC12D
November 2013 – October 2019
DRV8850
PRODUCTION DATA.
1
特性
2
应用范围
3
说明
Device Images
简化原理图
4
修订历史记录
5
Pin Configuration and Functions
Pin Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
ESD Ratings
6.3
Recommended Operating Conditions
6.4
Thermal Information
6.5
Electrical Characteristics
6.6
Timing Requirements
6.7
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Power Supervisor
7.3.2
Bridge Control
7.3.3
Current Sensing – VPROPI
7.3.4
Slew-Rate Control
7.3.5
Dead Time
7.3.6
Propagation Delay
7.3.7
Power Supplies and Input Pins
7.3.8
LDO Voltage Regulator
7.3.9
Protection Circuits
7.3.9.1
Overcurrent Protection (OCP)
7.3.9.2
Thermal Shutdown (TSD)
7.3.9.3
Undervoltage Lockout (UVLO)
7.3.9.4
Overvoltage Lockout (OVLO)
7.4
Device Functional Modes
8
Application and Implementation
8.1
Application Information
8.2
Typical Application
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.2.1
Motor Voltage
8.2.2.2
Drive Current
8.2.3
Application Curves
9
Power Supply Recommendations
9.1
Bulk Capacitance
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
10.3
Thermal Considerations
10.3.1
Power Dissipation
11
器件和文档支持
11.1
文档支持
11.1.1
相关文档
11.2
接收文档更新通知
11.3
社区资源
11.4
商标
11.5
静电放电警告
11.6
Glossary
12
机械、封装和可订购信息
封装选项
机械数据 (封装 | 引脚)
RGY|24
MPQF143E
散热焊盘机械数据 (封装 | 引脚)
RGY|24
QFND534A
订购信息
zhcsc12d_oa
zhcsc12d_pm
1
特性
H 桥电机驱动器
驱动直流电机、步进电机的一个绕组或其他负载
低 MOSFET 导通电阻:65 mΩ HS + LS(4.2V 和 25°C 时)
5A 持续 8A 峰值驱动电流
具有电流感测输出的内部电流感测
2 至 5.5V 宽电源电压范围
过压和欠压闭锁
低功耗睡眠模式
100mA 隔离低压降 (LDO) 稳压器
24 引脚超薄型四方扁平无引线 (VQFN) 封装