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.)
OUTPUT CURRENT LIMIT
vs. INPUT VOLTAGE
MAX5033 toc10
INPUT VOLTAGE (V)
OUTPUT CURRENT LIMIT (A)
665646362616
0.8
1.1
1.4
1.7
2.0
0.5
6 76
MAX5033BASA
V
OUT
= 5V
5% DROP IN V
OUT
QUIESCENT SUPPLY CURRENT
vs. TEMPERATURE
MAX5033 toc11
TEMPERATURE (°C)
QUIESCENT SUPPLY CURRENT (µA)
240
280
320
360
400
200
100
50
0-50
150
-25
25
75
125
QUIESCENT SUPPLY CURRENT
vs. INPUT VOLTAGE
MAX5033 toc12
INPUT VOLTAGE (V)
QUIESCENT SUPPLY CURRENT (µA)
230
260
290
320
350
200
66
46
266
16
36
56
76
SHUTDOWN CURRENT
vs. TEMPERATURE
MAX5033 toc13
TEMPERATURE (C)
SHUTDOWN CURRENT (µA)
5
10
15
20
25
0
100
50
0-50
150
-25
25
75
125
SHUTDOWN CURRENT
vs. INPUT VOLTAGE
MAX5033 toc14
INPUT VOLTAGE (V)
SHUTDOWN CURRENT (µA)
5
10
15
20
25
0
66
46
266
16
36
56
76
OUTPUT VOLTAGE
vs. INPUT VOLTAGE
MAX5033 toc15
V
IN
(V)
V
OUT
(V)
12963
3
6
9
12
15
0
0 15
MAX5033CASA
V
OUT
= 12V
V
ON/OFF
= V
IN
I
OUT
= 0.3A
I
OUT
= 0.5A
MAX5033BASA
LOAD-TRANSIENT RESPONSE
MAX5033 toc16
400µs/div
B
A
A: V
OUT
, 200mV/div, AC-COUPLED
B: I
OUT
, 500mA/div, 100mA TO 500mA
V
OUT
= 5V
MAX5033BASA
LOAD-TRANSIENT RESPONSE
MAX5033 toc17
400µs/div
B
A
A: V
OUT
, 100mV/div, AC-COUPLED
B: I
OUT
, 200mA/div, 100mA TO 250mA
V
OUT
= 5V
MAX5033BASA
LOAD-TRANSIENT RESPONSE
MAX5033 toc18
400µs/div
B
A
A: V
OUT
, 100mV/div, AC-COUPLED
B: I
OUT
, 500mA/div, 250mA TO 500mA
V
OUT
= 5V
MAX5033 500mA, 76V, High-Efciency, MAXPower
Step-Down DC-DC Converter
Maxim Integrated │ 6
www.maximintegrated.com
Typical Operating Characteristics (continued)