Rainbow Electronics MAX5081 - Manual (Page 6)

Typical Operating Characteristics (continued)
(V IN = 12V, see Figure 5 (MAX5080) and Figure 6 (MAX5081), T
A
= +25°C, unless otherwise noted.)
MAX5080/MAX5081
1A, 40V, MAXPower Step-Down
DC-DC Converters
6 _______________________________________________________________________________________
EFFICIENCY vs. LOAD CURRENT
MAX5080 toc16
LOAD CURRENT (A)
EFFICIENCY (%)
0.1 0.01
20
30
40
50
60
70
80
90
100
0
0.001 1
V
OUT
= 5V
V IN = 12V
V IN = 7.5V
V IN = 40V
V IN = 24V
MAX5081
LOAD-TRANSIENT RESPONSE
MAX5080 toc17
V IN = 12V, I OUT = 0.25A TO 1A
MAX5080
V OUT
AC-COUPLED
200mV/div
I LOAD
500mA/div
200 µs/div
0
OUTPUT VOLTAGE vs. TEMPERATURE
MAX5080 toc14
TEMPERATURE ( °C)
OUTPUT VOLTAGE (V)
110 85 35 60 10 -15
3.22
3.24
3.26
3.28
3.30
3.32
3.34
3.36
3.38
3.40
3.20
-40 135
MAX5080
I LOAD = 0A
I LOAD = 1A
EFFICIENCY vs. LOAD CURRENT
MAX5080 toc15
LOAD CURRENT (A)
EFFICIENCY (%)
0.1 0.01
20
30
40
50
60
70
80
90
100
0
0.001 1
V OUT = 3.3V
V IN = 4.5V
V IN = 7.5V
V IN = 40V
MAX5080
V IN = 24V
V
IN
= 12V