SLUU364C
May 2009 – January 2022
TPS51315
Trademarks
1
Introduction
2
Description
3
Typical Applications
4
Features
5
Electrical Performance Specifications
6
Schematic
7
Test Setup
7.1
Test Equipment
7.1.1
Voltage Source
7.1.2
Multimeters
7.1.3
Output Load
7.1.4
Oscilloscope
7.1.5
Fan
7.1.6
Recommended Wire Gauge
7.2
Recommended Test Setup
7.2.1
Configuration
7.2.2
Input Connections
7.2.3
Output Connections
7.2.4
Other Connections
8
Test Procedure
8.1
Line/Load Regulation and Efficiency Measurement Procedure
8.2
List of Test Points
8.3
Equipment Shutown Procedure
9
Performance Data and Typical Characteristic Curves
10
EVM Assembly Drawing and PCB layout
11
List of Materials
12
References
13
Revision History
7.2.1
Configuration
EN-PSV J4 setting.
No Jumper actives PWM mode only.
Jumper on pin1 and pin2 actives auto-skip mode
Jumper on pin2 and pin3 disables the controller. (Default setting)
OCP option J5 setting (only between 10 V
IN
and 14 V
IN
)
No Jumper actives latch-off OCP. (Default setting)
Jumper on J5 actives hiccup OCP. Hiccup OCP is not recommended for sustained over load.