
1
SNVU672 – February 2020
Copyright © 2020, Texas Instruments Incorporated
LMR36503RFEVM User’s Guide
User's Guide
SNVU672 – February 2020
LMR36503RFEVM User’s Guide
The Texas Instruments LMR36503RFEVM evaluation module help designers evaluate the operation and
performance of the LMR36503 wide-input buck converters. The LMR36503 is an easy-to-use synchronous
step-down DC/DC converter capable of driving up to 0.3 A of load current from an input voltage of up to
65 V. The LMR36503RFEVM features an output voltage of 3.3 V or 5 V and a switching frequency of 1
MHz. See the
LMR36503 3-V–65-V, 0.3-A Ultra-Small Synchronous Buck Converter with Ultra-Low I
data
sheet for additional features, detailed descriptions, and available options.
Table 1. Device and Package Configurations
EVM
U1
FREQUENCY
SPREAD SPECTRUM
CURRENT
PIN 1 TRIM
LMR36503RFEVM
LMR36503RFRPE
1000 kHz
Disabled
0.3 A
RT with FPWM
Figure 1. LMR36503RFEVM Board