SLVSEW8B
August 2019 – December 2019
TPS66020
,
TPS66021
PRODUCTION DATA.
1
Features
2
Applications
3
Description
Function Table
TPS6602x 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
PP5V Power Switch Characteristics
6.7
PPHV Power Switch Characteristics
6.8
Power Path Supervisory
6.9
VBUS LDO Characteristics
6.10
Thermal Shutdown Characteristics
6.11
Input-output (I/O) Characteristics
6.12
Power Consumption Characteristics
6.13
Typical Characteristics
7
Parameter Measurement Information
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
5-V Source (PP5V Power Path)
8.3.1.1
PP5V Current Limit
8.3.1.2
PP5V Reverse Current Protection (RCP)
8.3.2
20-V Sink (PPHV Power Path)
8.3.2.1
PPHV Soft Start
8.3.2.2
PPHV Reverse Current Protection (RCP)
8.3.3
Overtemperature Protection
8.3.4
VBUS Overvoltage Protection (OVP)
8.3.5
Power Management and Supervisory
8.3.5.1
Supply Connections
8.3.5.2
Power Up Sequences
8.3.5.2.1
Normal Power Up
8.3.5.2.2
Dead Battery Operation
8.4
Device Functional Modes
8.4.1
State Transitions
8.4.1.1
DISABLED State
8.4.1.2
SRC 1.5-A State
8.4.1.3
SRC 3-A State
8.4.1.4
SNK State
8.4.1.5
FRS (Fast Role Swap) State
8.4.2
SRC FAULT State
8.4.3
SNK FAULT State
8.4.4
Device Functional Mode Summary
8.4.5
Enabling the PP5V Source Path
8.4.6
Enabling the PPHV Sink Path
8.4.7
Fast Role Swap (FRS)
8.4.7.1
Overview
8.4.7.2
Fast Role Swap Use Cases
8.4.7.3
Fast Role Swap Sequence
8.4.8
Faults
8.4.8.1
Fault Types
9
Application and Implementation
9.1
Application Information
9.2
Typical Application
9.2.1
Design Requirements
9.2.2
Detailed Design Procedure
9.2.2.1
External Current Reference Resistor (RIREF)
9.2.2.2
External VLDO Capacitor (CVLDO)
9.2.2.3
PP5V Power Path Capacitance
9.2.2.4
PPHV, VBUS Power Path Capacitance
9.2.2.5
VBUS TVS Protection (Optional)
9.2.2.6
VBUS Schottky Diode Protection (Optional)
9.2.2.7
VBUS Overvoltage Protection (Optional)
9.2.2.8
Dead Battery Support
9.2.2.9
Fast Role Swap (FRS) (Optional)
9.2.3
Application Curves
10
Power Supply Recommendations
11
Layout
11.1
Layout Guidelines
11.2
Layout Example
12
Device and Documentation Support
12.1
Related Links
12.2
Receiving Notification of Documentation Updates
12.3
Support Resources
12.4
Trademarks
12.5
Electrostatic Discharge Caution
12.6
Glossary
13
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
YBG|28
MXBG433
Thermal pad, mechanical data (Package|Pins)
Orderable Information
slvsew8b_oa
slvsew8b_pm
1
Features
Integrated 30 mΩ (typical), 32-V tolerant NFET 5-V source path, up to 3 A
Integrated 22 mΩ (typical), 32-V tolerant NFET 4-V to 22-V sink path, up to 5 A
Selectable current limit for 5-V source path
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
5-V System supply overvoltage protection
Overtemperature protection
Reverse-current protection
Fault pin with de-glitched fault reporting
Support for fast role swap
IEC/UL Certificate No. US-34369-UL
Standards: IEC 62368-1 Ed. 2, UL 2367 Ed. 1
Small footprint WCSP packaging, no HDI required.