MAX4374 Maxim, MAX4374 Datasheet - Page 6

• Manufacturer Part Number: MAX4374
• Description: The MAX4373/MAX4374/MAX4375 low-cost, micropower, high-side current-sense supervisors contain a high-side current-sense amplifier, bandgap reference, and comparator with latching output
• Manufacturer: Maxim

Low-Cost, Micropower, High-Side Current-Sense
Amplifier + Comparator + Reference ICs
(V
otherwise noted.)
6
RS+
_______________________________________________________________________________________
LARGE-SIGNAL PULSE RESPONSE
= +12V, V
-100
-10
-20
-30
-40
-50
-60
-70
-80
-90
(A
0
-1
-2
-3
-4
-5
5
4
3
2
1
0
V
CC
= +20V/V)
20µs/div
1k
10
= +12V, R
COMMON-MODE REJECTION
100
SMALL-SIGNAL GAIN
A
V
vs. FREQUENCY
10k
vs. FREQUENCY
= +100V/V
FREQUENCY (Hz)
FREQUENCY (Hz)
MAX4373 toc12
A
LOAD
V
= +50V/V
1k
= 1MΩ, V
150mV
50mV
3V
1V
100k
A
10k
V
= +20V/V
RESET
Typical Operating Characteristics (continued)
1000k
100k
LARGE-SIGNAL PULSE RESPONSE
= 0V, V
(A
SENSE
V
= +50V/V)
20µs/div
= 100mV, V
MAX4373 toc13
-100
PULL-UP
-10
-20
-30
-40
-50
-60
-70
-80
-90
-1
-2
-3
-4
-5
5
4
3
2
1
0
0
10
1k
150mV
50mV
7.5V
2.5V
V
V
IN
IN
= 100mV
= 50mV
= +5V, R
POWER-SUPPLY REJECTION
100
LARGE-SIGNAL GAIN
P-P
A
P-P
vs. FREQUENCY
vs. FREQUENCY
V
FREQUENCY (Hz)
= +20V/V
FREQUENCY (Hz)
(100)
(20, 50)
A
V
PULL-UP
= +100V/V
LARGE-SIGNAL PULSE RESPONSE
10k
1k
A
= 10kΩ, T
V
(A
10k
= +50V/V
V
= +100V/V)
20µs/div
100k
100k
A
= +25°C, unless
MAX4373 toc14
95mV
5mV
9.5V
500mV