Datasheet

(V
IN
= +14V, C
IN
= 10μF, C
OUT
= 15μF, V
EN
= +2.4V, V
OUT
= +5V, SET = GND, T
A
= +25°C, unless otherwise specied.)
STARTUP RESPONSE
MAX5023 toc11
200µs/div
V
OUT
1V/div
5V
65V
0V
0V
V
IN
50V/div
V
EN
= V
IN
I
OUT
= 1mA
ENABLE STARTUP RESPONSE
(V
IN
= +14V)
MAX5023 toc12
100µs/div
V
EN
1V/div
V
OUT
2V/div
I
OUT
= 0mA
ENABLE STARTUP RESPONSE (V
IN
= +14V)
MAX5023 toc13
100µs/div
V
EN
1V/div
V
OUT
2V/div
I
OUT
= 150mA
ENABLE STARTUP RESPONSE (V
IN
= +65V)
MAX5023 toc14
100µs/div
V
EN
1V/div
V
OUT
2V/div
I
OUT
= 0mA
ENABLE STARTUP RESPONSE (V
IN
= +65V)
MAX5023 toc15
100µs/div
V
EN
1V/div
V
OUT
2V/div
I
OUT
= 150mA
SHUTDOWN RESPONSE
MAX5023 toc16
40ms/div
V
EN
1V/div
V
OUT
2V/div
I
OUT
= 1mA
ENABLE AND HOLD TIMING
MAX5023 toc17
200ms/div
V
EN
5V/div
V
OUT
5V/div
V
HOLD
5V/div
INPUT VOLTAGE STEP RESPONSE
MAX5023 toc10
200µs/div
V
OUT
1V/div
5V
65V
6.5V
V
IN
20V/div
V
EN
= V
IN
I
OUT
= 1mA
MAX5023/MAX5024 65V, Low-Quiescent-Current, High-Voltage Linear
Regulators with μP Reset and Watchdog Timer
Maxim Integrated │ 6
www.maximintegrated.com
Typical Operating Characteristics (continued)