SLVSH40
November 2023
TPS92201
,
TPS92201A
PRODMIX
1
1
Features
2
Applications
3
Description
4
Device Comparison Table
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
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Adaptive Off-time Control
7.3.2
Power Save Mode
7.3.3
Soft Startup
7.3.4
Low Dropout Operation
7.3.5
LED Current Setting
7.3.6
Voltage Reference
7.3.7
Switch Current Limit
7.3.8
Fault Behaviors
7.3.9
Under Voltage Lockout
7.3.10
Thermal Shutdown
7.4
Device Functional Modes
7.4.1
Enabling/Disabling the Device
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
Custom Design With WEBENCH® Tools
8.2.2.2
Setting the Output Voltage
8.2.2.3
Output Filter Design
8.2.2.4
Inductor Selection
8.2.2.5
Input and Output Capacitor Selection
8.2.3
Application Performance Curves
8.3
Power Supply Recommendations
8.4
Layout
8.4.1
Layout Guidelines
8.4.2
Layout Example
8.4.3
Thermal Considerations
9
Device and Documentation Support
9.1
Device Support
9.1.1
Custom Design With WEBENCH® Tools
9.2
Documentation Support
9.2.1
Related Documentation
9.3
Receiving Notification of Documentation Updates
9.4
Support Resources
9.5
Trademarks
9.6
Electrostatic Discharge Caution
9.7
Glossary
10
Revision History
11
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
DRV|6
MPDS216E
Thermal pad, mechanical data (Package|Pins)
DRV|6
QFND087M
Orderable Information
slvsh40_oa
slvsh40_pm
1
Features
2.5-V to 5.5-V input voltage range
1.5-A constant output current
Up to 95% efficiency
0.1-μA shutdown current
220-mΩ (HS) / 170-mΩ (LS) MOSFETs
Up to 100% switching duty cycle
1.5-MHz switching frequency
Force PWM mode for low output ripple (TPS92201)
Power save mode for high efficiency in light load (TPS92201A)
0.6-V to VIN output voltage range
100mV feedback regulation voltage
1% to 100% analog dimming with high accuracy
20-kHz to 200-kHz PWM input frequency
Internal soft startup
Full protection with over current, LED open/short, FB resistor open/short
Thermal shutdown protection
Available in WSON-6 package