Test Results - Analog Devices EVAL-LTM4702-AZ Demo Manual

DEMO MANUAL
EVAL-LTM4702-AZ

TEST RESULTS

V
OUT
AC-COUPLED
10mV/DIV
Figure 4. Output Voltage Ripple (12V
Figure 6. Thermal Image, V
4
100
95
90
85
80
75
70
65
60
0.0 1.0 2.0
LOAD CURRENT (A)
Figure 3. Efficiency vs Load Current, V
eval-ltm4702-az F04
2 s/DIV
, 1V, 8A Output)
IN
= 12V, 1V, 8A Output (No Heat Sink, No Forced Airflow)
IN
1.0V AT 800kHz
OUT
1.5V AT 1.2MHz
OUT
2.5V AT 1.4MHz
OUT
3.3V AT 1.7MHz
OUT
5.0V AT 1.9MHz
OUT
3.0 4.0 5.0 6.0 7.0 8.0
eval-ltm4702-az F03
= 12V
IN
V
OUT
AC-COUPLED
20mV/DIV
4A LOAD STEP
2A/DIV
I : 4A TO/FROM 8A/DIV
OUT
Figure 5. Load Step Transient Test (V
eval-ltm4702-az F05
40 s/DIV
= 12V, V = 1V)
IN OUT
Rev. 0