ZHCSN56C
January 2021 – December 2021
TPS61094
PRODUCTION DATA
1
特性
2
应用
3
说明
4
Revision History
5
Pin Configuration and 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
Typical Characteristics
7
Detailed Description
7.1
Overview
7.1.1
The Configuration of VCHG Pin, ICHG Pin, and OSEL Pin
7.1.1.1
OSEL: Output Voltage Selection
7.1.1.2
VCHG: Charging Termination Voltage Selection
7.1.1.3
ICHG: Charging Output Current Selection
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Undervoltage Lockout
7.3.2
Enable and Soft Start
7.3.3
Active Pulldown for the EN and MODE Pins
7.3.4
Current Limit Operation
7.3.5
Output Short-to-Ground Protection
7.3.6
Thermal Shutdown
7.4
Device Functional Modes
7.4.1
Operation Mode Setting
7.4.2
Forced Bypass Mode Operation
7.4.3
True Shutdown Mode Operation
7.4.4
Forced Buck Mode Operation
7.4.5
Auto Buck or Boost Mode Operation
7.4.5.1
Three States (Boost_on, Buck_on, and Supplement) Transition
7.4.5.2
Boost, Bypass, and Pass-Through
7.4.5.3
PWM, PFM, and Snooze Modes in Boost Operation
7.4.5.3.1
PWM Mode
7.4.5.3.2
PFM Mode
7.4.5.3.3
Snooze Mode
8
Application and Implementation
8.1
Application Information
8.2
Typical Application – 3.6-V Output Boost Converter with Bypass
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.2.1
Programming the Output Voltage
8.2.2.2
Maximum Output Current
8.2.2.3
Inductor Selection
8.2.2.4
Output Capacitor Selection
8.2.2.5
Input Capacitor Selection
8.2.3
Application Curves
8.2.4
Typical Application – 3.3-V Output Boost Converter with Automatic Buck or Boost Function
8.2.4.1
Design Requirements
8.2.4.2
Detailed Design Procedure
8.2.4.2.1
Programming the Voltage and Current
8.2.4.3
Application Curves
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
11
Device and Documentation Support
11.1
Device Support
11.1.1
第三方产品免责声明
11.2
Documentation Support
11.2.1
Related Documentation
11.3
接收文档更新通知
11.4
支持资源
11.5
Trademarks
11.6
Electrostatic Discharge Caution
11.7
术语表
12
Mechanical, Packaging, and Orderable Information
封装选项
机械数据 (封装 | 引脚)
DSS|12
MPDS336C
散热焊盘机械数据 (封装 | 引脚)
DSS|12
QFND398B
订购信息
zhcsn56c_oa
zhcsn56c_pm
8.2.4
Typical Application – 3.3-V Output Boost Converter with Automatic Buck or Boost Function
Figure 8-14
5-V Input Source to 3.3-V Boost Converter with Automatic Buck or Boost Function