ZHCSHC1B
January 2018 – January 2020
TPS92612-Q1
PRODUCTION DATA.
1
特性
2
应用
3
说明
典型应用图
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
Device Bias
7.3.1.1
Power-On Reset (POR)
7.3.2
Constant-Current Driver
7.3.3
PWM Dimming
7.3.4
Protection
7.3.4.1
Short-to-GND Protection
7.3.4.2
Overtemperature Protection
7.4
Device Functional Modes
7.4.1
Undervoltage Lockout, V(SUPPLY)< V(POR_rising)
7.4.2
Normal Operation, V(SUPPLY) ≥ 4.5 V
8
Application and Implementation
8.1
Application Information
8.2
Typical Application
8.2.1
Single-Channel LED Driver
8.2.1.1
Design Requirements
8.2.1.2
Detailed Design Procedure
8.2.1.3
Application Curve
8.2.2
Single-Channel LED Driver With Heat Sharing
8.2.2.1
Design Requirements
8.2.2.2
Detailed Design Procedure
8.2.2.3
Application Curve
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
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)
DBV|5
MPDS018S
散热焊盘机械数据 (封装 | 引脚)
订购信息
zhcshc1b_oa
zhcshc1b_pm
2
应用
汽车便利照明:座舱顶灯、车门把手、阅读灯和其他灯具
汽车尾灯、中央高位刹车灯、侧面标志灯、盲点监测指示灯、充电口指示灯
通用 LED 驱动器 应用