SLVSD37B
September 2015 – March 2021
TPS62748
PRODUCTION DATA
1
Features
2
Applications
3
Description
4
Revision History
5
Device Comparison Table
6
Pin Configuration and Functions
7
Specifications
7.1
Absolute Maximum Ratings
7.2
ESD Ratings
7.3
Recommended Operating Conditions
7.4
Thermal Information
7.5
Electrical Characteristics
7.6
Timing Requirements
7.7
Typical Characteristics
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
DCS-Control™
8.3.2
Power Save Mode Operation
8.3.3
100mA Load Switch
8.3.4
Output Voltage Selection
8.3.5
Output Voltage Discharge of the Buck Converter
8.3.6
Undervoltage Lockout UVLO
8.3.7
Short circuit protection
8.4
Device Functional Modes
8.4.1
Enable and Shutdown
8.4.2
Device Start-up and Softstart
8.4.3
Automatic Transition Into No Ripple 100% Mode
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
Inductor Selection
9.2.2.2
Output Capacitor Selection
9.2.2.3
Input Capacitor Selection
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
Device Support
12.1.1
Third-Party Products Disclaimer
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)
YFP|8
MXBG057R
Thermal pad, mechanical data (Package|Pins)
Orderable Information
slvsd37b_oa
slvsd37b_pm
1
Features
Input voltage range V
IN
from 2.15 V to 5.5 V
Input voltage range down to 2.0 V once started
300-mA
output current
360-nA operational quiescent current
Up to 90% efficiency at 10-µA output current
Power save mode operation
Selectable output voltages
1.2 V and 1.8 V
Output voltage discharge
100-mA/2.2-Ω integrated load switch
Low output voltage ripple
Automatic transition to no ripple 100% mode
RF friendly DCS-Control™
Total solution size < 10 mm
2
Small 1.6-mm × 0.9-mm, 8-ball WCSP package