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Description
7
SNVU552 – March 2017
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Copyright © 2017, Texas Instruments Incorporated
Using the LMG1205HBEVM GaN Half-Bridge Power Stage EVM
1.2
Typical Applications
The LMG1205 is suited for use in high frequency DC-DC converters. It is simple to use and requires few
external components. Typical applications include:
•
High-speed, synchronous buck converters
•
Class D amplifiers for audio
•
48-V point-of-load converters for industrial, computing, and telecom
2
EVM Kit Contents
The kit contains the following:
•
Safety instructions
•
LMG1205HBEVM PCB assembly
3
Electrical Performance Specifications
Table 1. LMG1205HBEVM Electrical Performance Specifications
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNITS
V
BUS
Half-bridge input voltage
Connected to drain of high-side FET
80
V
V
OUT
Half-bridge output voltage
Connected through inductor L1 to SW
80
V
V
IN
Input voltage for 5-V VDD LDO
5.5
10
V
V
PWM
PWM input voltage
0
5
V
I
OUT
Half-bridge output current
10
A
P
OUT
Half-bridge output power
LMG1205 and GaN FETs T
J
≤
125ºC
160
W
f
SW
Switching frequency
0.1
1
5
MHz
