SLVS840D
November 2015 – August 2016
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
Switching Characteristics
7.7
Typical Characteristics
7.8
Typical Characteristics
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
ON and OFF Control
8.3.2
Quick Output Discharge (QOD) (TPS22925B and TPS22925C Only)
8.3.3
Reverse Current Blocking
8.4
Device Functional Modes
9
Application and Implementation
9.1
Application Information
9.1.1
VIN to VOUT Voltage Drop
9.1.2
Input Capacitor (CIN)
9.1.3
Load Capacitor (CL)
9.1.4
Standby Power Reduction
9.1.5
Power Multiplexing
9.1.6
Thermal Considerations
9.2
Typical Application
9.2.1
Design Requirements
9.2.2
Detailed Design Procedure
9.2.2.1
Managing Inrush Current
9.2.3
Application Curve
10
Power Supply Recommendations
11
Layout
11.1
Layout Guidelines
11.2
Layout Example
12
Device and Documentation Support
12.1
Documentation Support
12.1.1
Related Documentation
12.2
Receiving Notification of Documentation Updates
12.3
Community Resources
12.4
Trademarks
12.5
Electrostatic Discharge Caution
12.6
Glossary
13
Mechanical, Packaging, and Orderable Information
5 Device Comparison Table
DEVICE
QOD
R
ON
(mΩ)
at V
IN
= 3.6 V
t
R
(µs) at
V
IN
= 3.6 V
MAXIMUM OUTPUT CURRENT
I
MAX
(A)
ENABLE
(ON PIN)
TPS22925B
Yes
9.2
97
3
Active High
TPS22925BN
No
TPS22925C
Yes
810
TPS22925CN
No
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