SLVSGC1A
December 2021 – June 2022
TPS63901
PRODUCTION DATA
1
Features
2
Applications
3
Description
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
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Trapezoidal Current Control
7.3.2
Device Enable and Disable
7.3.3
Soft Start
7.3.4
Input Current Limit
7.3.5
Dynamic Voltage Scaling
7.3.6
Device Configuration (Resistor-to-Digital Interface)
7.3.7
SEL Pin
7.3.8
Short-Circuit Protection
7.3.8.1
Current Limit Setting = 'Unlimited'
7.3.8.2
Current Limit Setting = 1 mA to 100 mA
7.3.9
Thermal Shutdown
7.4
Device Functional Modes
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
Inductor Selection
8.2.2.2
Output Capacitor Selection
8.2.2.3
Input Capacitor Selection
8.2.2.4
Setting The Output Voltage
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
Device Support
11.1.1
Third-Party Products Disclaimer
11.2
Documentation Support
11.2.1
Related Documentation
11.3
Receiving Notification of Documentation Updates
11.4
Support Resources
11.5
Trademarks
11.6
Electrostatic Discharge Caution
11.7
Glossary
12
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
YCJ|12
MXBG438
Thermal pad, mechanical data (Package|Pins)
Orderable Information
slvsgc1a_oa
slvsgc1a_pm
1
Features
1.8-V to 5.5-V input voltage range
1.8-V to 5-V output voltage range (100-mV steps)
Programmable with external resistors
SEL pin to toggle between two output voltage presets
> 400-mA output current for V
I
≥ 2.0 V, V
O
= 3.3 V
Stackable: parallel multiple devices for higher output current
> 90% efficiency at 10-µA load current
75-nA quiescent current
60-nA shutdown current
Single-mode operation
Eliminates mode transitions between buck, buck-boost and boost operation
Low output ripple
Excellent transient performance
Robust operation features
Integrated soft start
Programmable input current limit with eight settings (1 mA to 100 mA and unlimited)
Output short-circuit and overtemperature protection
Tiny solution size
Small 2.2-µH inductor, single 22-µF output capacitor
12-ball, 1.5-mm × 1.15-mm, 0.35-mm pitch WCSP package