Texas Instruments LMR33640, User Manual

Page: 1 / 17

1 SNVU664 – November 2019
Submit Documentation Feedback
Copyright © 2019, Texas Instruments Incorporated
LMR33640EVM User's Guide
User's Guide
SNVU664 – November 2019
LMR33640EVM User's Guide
The Texas Instruments LMR33640EVM evaluation module (EVM) helps designers evaluate the operation
and performance of the LMR33640 buck regulator. The LMR33640 is an easy-to-use synchronous step-
down DC/DC converters capable of driving up to 4 A of load current from an input voltage of 3.8 V to 36 V.
The LMR33640EVM features a selectable output voltage of 3.3 V or 5 V and a switching frequency of
either 400 kHz. See the
LMR33640 SIMPLE SWITCHER 3.8-V to 36-V, 4-A Step-Down Converter Data
Sheet for additional features, detailed description, and available options.
Table 1 shows the EVM configuration.
Table 1. Device and Package Configurations
EVM DEVICE FREQUENCY/OUTPUT
CURRENT
LMR33640EVM LMR33640ADDA 400 kHz / 4 A
Figure 1. EVM Board Image