MAX5082 MAXIM [Maxim Integrated Products], MAX5082 Datasheet - Page 6

• Manufacturer Part Number: MAX5082
• Description: 1.5A, 40V, MAXPower Step-Down DC-DC Converters
• Manufacturer: MAXIM [Maxim Integrated Products]

1.5A, 40V, MAXPower Step-Down
DC-DC Converters
(V
6
IN
_______________________________________________________________________________________
= 12V, see Figure 5 (MAX5082) and Figure 6 (MAX5083), T
100
90
80
70
60
50
40
30
20
0
0.001
LX VOLTAGE AND INDUCTOR CURRENT
EFFICIENCY vs. LOAD CURRENT
0.01
V
V
LOAD CURRENT (A)
IN
OUT
V
V
= 40V,
IN
OUT
= 5V
= 24V,
2µs/div
0.1
= 5V
V
V
IN
OUT
= 12V,
= 5V
V
V
I
IN
OUT
LOAD
1
= 7.5V,
MAX5083
MAX5082/3 toc16
= 5V
= 140mA
Typical Operating Characteristics (continued)
LX VOLTAGE AND INDUCTOR CURRENT
10
I
LOAD
V
5V/div
INDUCTOR CURRENT
100mA/div
0
LX
= 40mA
A
2µs/div
= +25°C, unless otherwise noted.)
MAX5082/3 toc15
LX VOLTAGE AND INDUCTOR CURRENT
V
MAX5082
IN
LOAD-TRANSIENT RESPONSE
= 12V, I
OUT
V
5V/div
INDUCTOR
CURRENT
200mA/div
LX
= 0.5A TO 1.5A
200µs/div
2µs/div
MAX5082/3 toc14
I
MAX5082/3 toc17
LOAD
= 1A
V
AC-COUPLED
200m/V/div
I
1A/div
0
LOAD
OUT
V
5V/div
INDUCTOR CURRENT
500mA/div
0
LX