Datasheet

(V
IN
= 12V, V
ON/OFF
= 12V, T
A
= -40°C to +125°C, unless otherwise noted. Typical values are at T
A
= +25°C. See the Typical Operating
Circuit, if applicable.)
V
OUT
vs. TEMPERATURE
(MAX5033BASA, V
OUT
= 5V)
MAX5033 toc02
TEMPERATURE (C)
V
OUT
(V)
4.95
5.00
5.05
5.10
4.90
I
OUT
= 0.1A
I
OUT
= 0.5A
100
500
-50
150
-25
25
75
125
LINE REGULATION
(MAX5033CASA, V
OUT
= 12V)
MAX5033 toc03
INPUT VOLTAGE (V)
V
OUT
(V)
50 60 70403020
11.9
12.0
12.1
12.2
12.3
12.4
11.8
10 80
I
OUT
= 0A
I
OUT
= 0.5A
LINE REGULATION
(MAX5033BASA, V
OUT
= 5V)
MAX5033 toc04
INPUT VOLTAGE (V)
V
OUT
(V)
46 56 66362616
4.95
5.00
5.05
5.10
4.90
6 76
I
OUT
= 0A
I
OUT
= 0.5A
LOAD REGULATION
(MAX5033CASA, V
OUT
= 12V)
MAX5033 toc05
I
LOAD
(mA)
V
OUT
(V)
400300200100
11.9
12.0
12.1
12.2
12.3
12.4
11.8
0 500
V
IN
= 24V
V
IN
= 76V
LOAD REGULATION
(MAX5033BASA, V
OUT
= 5V)
MAX5033 toc06
I
LOAD
(mA)
V
OUT
(V)
400300200100
4.95
5.00
5.05
5.10
4.90
0 500
V
IN
= 7.5V, 24V
V
IN
= 76V
EFFICIENCY vs. LOAD CURRENT
(MAX5033BASA, V
OUT
= 5V)
MAX5033 toc07
LOAD CURRENT (mA)
EFFICIENCY (%)
400300200100
30
50
40
20
10
70
60
100
90
80
0
0 500
V
IN
= 7.5V
V
IN
= 12V
V
IN
= 24V
V
IN
= 48V
V
IN
= 76V
V
OUT
vs. TEMPERATURE
(MAX5033CASA, V
OUT
= 12V)
MAX5033 toc01
TEMPERATURE (C)
V
OUT
(V)
11.9
12.0
12.1
12.2
12.3
12.4
11.8
100
50
0-50
150
-25
25
75
125
I
OUT
= 0.1A
I
OUT
= 0.5A
EFFICIENCY vs. LOAD CURRENT
(MAX5033CASA, V
OUT
= 12V)
MAX5033 toc08
LOAD CURRENT (mA)
EFFICIENCY (%)
400300200100
30
50
40
20
10
70
60
100
90
80
0
0 500
V
IN
= 15V
V
IN
= 24V
V
IN
= 48V
V
IN
= 76V
OUTPUT CURRENT LIMIT
vs. TEMPERATURE
MAX5033 toc09
TEMPERATURE (°C)
OUTPUT CURRENT LIMIT (A)
0.8
1.1
1.4
1.7
2.0
0.5
MAX5033BASA
5% DROP IN V
OUT
100
50
0-50
150
-25
25
75
125
MAX5033 500mA, 76V, High-Efciency, MAXPower
Step-Down DC-DC Converter
Maxim Integrated │ 5
www.maximintegrated.com
Typical Operating Characteristics