SLVSEW9B
August 2019 – December 2019
TPS66120
,
TPS66121
PRODUCTION DATA.
1
Features
2
Applications
3
Description
Function Table
TPS6612x Block Diagram
4
Revision History
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
Recommended Supply Load Capacitance
6.5
Thermal Information
6.6
PPHV Power Switch Characteristics
6.7
Power Path Supervisory
6.8
VBUS LDO Characteristics
6.9
Thermal Shutdown Characteristics
6.10
Input-output (I/O) Characteristics
6.11
Power Consumption Characteristics
6.12
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
20-V Sink (PPHV Power Path)
7.3.1.1
PPHV Soft Start
7.3.1.2
PPHV Reverse Current Protection (RCP)
7.3.2
Overtemperature Protection
7.3.3
VBUS Overvoltage Protection (OVP)
7.3.4
Power Management and Supervisory
7.3.4.1
Supply Connections
7.3.4.2
Power Up Sequences
7.3.4.2.1
Normal Power Up
7.3.4.2.2
Dead Battery Operation
7.4
Device Functional Modes
7.4.1
State Transitions
7.4.1.1
DISABLED State
7.4.1.2
SNK State
7.4.2
SNK FAULT State
7.4.3
Device Functional Mode Summary
7.4.4
Enabling the PPHV Sink Path
7.4.5
Faults
7.4.5.1
Fault Types
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
External VLDO Capacitor (CVLDO)
8.2.2.2
PPHV, VBUS Power Path Capacitance
8.2.2.3
VBUS TVS Protection (Optional)
8.2.2.4
VBUS Schottky Diode Protection (Optional)
8.2.2.5
VBUS Overvoltage Protection (Optional)
8.2.2.6
Dead Battery Support
8.2.3
Application Curves
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
11
Device and Documentation Support
11.1
Related Links
11.2
Receiving Notification of Documentation Updates
11.3
Support Resources
11.4
Trademarks
11.5
Electrostatic Discharge Caution
11.6
Glossary
12
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
YBG|28
MXBG433
Thermal pad, mechanical data (Package|Pins)
Orderable Information
slvsew9b_oa
slvsew9b_pm
1
Features
Integrated 22 mΩ (typical), 32-V tolerant NFET 4-V to 22-V sink path, up to 5 A
Built-in soft-start to limit in-rush currents
Integrated high voltage VBUS LDO regulator (3.3-V or 5.0-V per device type)
Optional VBUS overvoltage protection via pin configuration.
System supply and VBUS undervoltage protection
Overtemperature protection
Reverse-current protection
Fault pin with de-glitched fault reporting
Small footprint WCSP packaging, no HDI required.