SLVSHG7A
September 2024 – November 2024
TPSM82843
PRODUCTION DATA
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
Smart Enable and Shutdown (EN)
7.3.2
Soft Start
7.3.3
VSET Pin: Output Voltage Selection
7.3.4
Undervoltage Lockout (UVLO)
7.3.5
Switch Current Limit, Short-Circuit Protection
7.3.6
Thermal Shutdown
7.3.7
Output Voltage Discharge
7.4
Device Functional Modes
7.4.1
Power Save Mode Operation
7.4.2
100% Mode Operation
8
Application and Implementation
8.1
Application Information
8.2
Typical Application
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.3
Application Curves
8.3
Power Supply Recommendations
8.4
Layout
8.4.1
Layout Guidelines
8.4.2
Layout Example
9
Device and Documentation Support
9.1
Device Support
9.1.1
Third-Party Products Disclaimer
9.2
Receiving Notification of Documentation Updates
9.3
Support Resources
9.4
Trademarks
9.5
Electrostatic Discharge Caution
9.6
Glossary
10
Revision History
11
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
VCF|7
Thermal pad, mechanical data (Package|Pins)
Orderable Information
slvshg7a_oa
slvshg7a_pm
8.2.3
Application Curves
Figure 8-2
Efficiency at 0.4 V
OUT
and 25°C
Figure 8-4
Efficiency at 0.7 V
OUT
and 25°C
Figure 8-6
Efficiency at 1.2 V
OUT
and 25°C
Figure 8-8
Efficiency at 1.8 V
OUT
and 25°C
Figure 8-10
Efficiency at 3.6 V
OUT
and 25°C
Figure 8-12
Output Voltage vs Output Current at 1.2 V
OUT
Figure 8-14
Switching Frequency vs Output Current at 0.4 V
OUT
Figure 8-16
Switching Frequency vs Output Current at 1.2 V
OUT
Figure 8-18
Typical Operation at 0.7 V
OUT
, 100 μA I
OUT
Figure 8-20
Typical Operation at 0.7 V
OUT
, 400 mA I
OUT
Figure 8-22
Load Transient at 0.7 V
OUT
, I
OUT
= 100μA to 400mA
Figure 8-24
Load Transient at 1.2 V
OUT
, I
OUT
= 100μA to 20mA
Figure 8-26
Load Transient at 1.2 V
OUT
, I
OUT
= 5mA to 400mA
Figure 8-28
AC Load Sweep at 1.2 V
OUT
, I
OUT
= 1mA to 600mA
Figure 8-30
Line Transient at 1.2 V
OUT
, I
OUT
= 400mA, V
IN
= 3.6V to 4.2V
Figure 8-32
Start-Up Delay Time, VSET = GND
Figure 8-3
Efficiency at 0.4 V
OUT
and 85°C
Figure 8-5
Efficiency at 0.7 V
OUT
and 85°C
Figure 8-7
Efficiency at 1.2 V
OUT
and 85°C
Figure 8-9
Efficiency at 1.8 V
OUT
and 85°C
Figure 8-11
Efficiency at 3.6 V
OUT
and 85°C
Figure 8-13
Output Voltage vs Output Current at 0.7 V
OUT
Figure 8-15
Switching Frequency vs Output Current at 0.7 V
OUT
Figure 8-17
Switching Frequency vs Output Current at 1.8 V
OUT
Figure 8-19
Typical Operation at 0.7 V
OUT
, 20 mA I
OUT
Figure 8-21
Load Transient at 0.7 V
OUT
, I
OUT
= 100μA to 20mA
Figure 8-23
Load Transient at 0.7 V
OUT
, I
OUT
= 5mA to 400mA
Figure 8-25
Load Transient at 1.2 V
OUT
, I
OUT
= 100μA to 400mA
Figure 8-27
AC Load Sweep at 0.7 V
OUT
, I
OUT
= 1mA to 600mA
Figure 8-29
Line Transient at 0.7 V
OUT
, I
OUT
= 400mA, V
IN
= 3.6V to 4.2V
Figure 8-31
Shutdown, Output Discharge at 0.7 V
OUT
Figure 8-33
Start-Up Delay Time, VSET = 10kohms