SLVSBI7C
July 2012 – April 2015
TPS22908
PRODUCTION DATA.
1
Features
2
Applications
3
Description
4
Revision History
5
Device Options
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
7.7.1
Typical DC Characteristics
7.7.2
Typical Switching Characteristics
8
Parameter Measurement Information
9
Detailed Description
9.1
Overview
9.2
Functional Block Diagram
9.3
Feature Description
9.3.1
ON/OFF Control
9.3.2
Quick Output Discharge
9.4
Device Functional Modes
10
Application and Implementation
10.1
Application Information
10.1.1
Input Capacitor (Optional)
10.1.2
Output Capacitor (Optional)
10.2
Typical Application
10.2.1
Design Requirements
10.2.2
Detailed Design Procedure
10.2.2.1
Managing Inrush Current
10.2.2.2
VIN to VOUT Voltage Drop
10.2.3
Application Curve
11
Power Supply Recommendations
12
Layout
12.1
Layout Guidelines
12.2
Layout Example
12.3
Thermal Considerations
13
Device and Documentation Support
13.1
Trademarks
13.2
Electrostatic Discharge Caution
13.3
Glossary
14
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
YZT|4
MXBG042H
Thermal pad, mechanical data (Package|Pins)
Orderable Information
slvsbi7c_oa
slvsbi7c_pm
5 Device Options
FEATURE
VALUE
Device
TPS22908
R
ON
(Typical) VIN = 3.6 V
28 mΩ
Rise Time (Typical) VIN = 3.6 V
105 µs
Quick Output Discharge
(1)
Yes
Maximum Current
1 A
Enable
Active high
(1) This feature discharges the output of the switch to ground through an 80-Ω resistor, preventing the output from floating.