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6 Configurations
All Jumper selections should be made prior to applying power to the EVM. User can configure this EVM per
following configurations.
6.1 Mode and Soft-Start Time Selection
The operation mode and soft-start time can be set by J4.
6.1.1 Default Setting: Skip Mode, 6-ms SS
MODE RESISTANCES
10.0 kΩ
20.0 kΩ
39.0 kΩ
82.0 kΩ
160 kΩ
Open
6.2 Overcurrent Protection (OCP) Selection
The OCP threshold can be set by J6.
6.2.1 Default Setting: 9-A OCP
OCP SETTING CAPACITANCE
6.3 Enable Selection
The converter can be enabled and disabled by J1.
6.3.1 Default Setting: Short to Disable the Converter
6.4 Switching Frequency Selection or External Clock Input for Synchronization
The switching frequency can be set by J3. If the external clock is used for synchronization, the external clock
should be connected to TP5 (SYNC) and TP7 (GND).
6.4.1 Default setting: 600 kHz
SWITCHING FREQUENCY SETTING RESISTANCES
80.6 kΩ
45.3 kΩ
SLUU819A – DECEMBER 2011 – REVISED DECEMBER 2021
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Table 6-1. MODE Selection
OPERATION MODE
Table 6-2. OCP Selection
10 nF
2.2 nF
Open
Table 6-3. Switching Frequency Selection
Copyright © 2021 Texas Instruments Incorporated
FCCM
FCCM
FCCM
Skip
Skip
Skip
OVERCURRENT LIMIT
SWITCHING FREQUENCY
TPS53313 Step-Down Converter Evaluation Module User's Guide
Configurations
SOFT-START TIME
6 ms
3 ms
1 ms
6 ms
3 ms
1 ms
9 A
4.5 A
6 A
600 kHz
1.00 MHz
7
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