Datasheet

MAX4373/MAX4374/MAX4375
V
CC
OUTPUT
100µs/div
0
2V
6V
0
POWER-UP DELAY
MAX4373 toc19
A
V
= +20V/V
OUTPUT
V
CC
5V
5V
0
0
COMPARATOR POWER-UP DELAY
MAX4373 toc20
V
CC
= V
PULL-UP
10µs/div
Low-Cost, Micropower, High-Side Current-Sense
Amplifier + Comparator + Reference ICs
_______________________________________________________________________________________ 7
590
593
592
591
594
595
596
597
598
599
600
0105 15202530
COMPARATOR TRIP POINT vs.
SUPPLY VOLTAGE
MAX4373 toc21
SUPPLY VOLTAGE (V)
TRIP POINT (mV)
INPUT
125mV/div
OUTPUT
2.5V/div
2µs/div
COMPARATOR PROPAGATION DELAY
MAX4373 toc22
V
OD
= 5mV
2
2.4
2.2
2.8
3.0
2.6
3.4
3.6
3.2
3.8
08040 120 16020 10060 140 180 200
COMPARATOR PROPAGATION DELAY
vs. OVERDRIVE VOLTAGE
MAX4373 toc24
OVERDRIVE VOLTAGE (mV)
PROGAGATION DELAY (µs)
Typical Operating Characteristics (continued)
(V
RS+
= +12V, V
CC
= +12V, R
LOAD
= 1MΩ, V
RESET
= 0V, V
SENSE
= 100mV, V
PULL-UP
= +5V, R
PULL-UP
= 10kΩ, T
A
= +25°C, unless
otherwise noted.)
0
2
1
4
3
6
5
7
-50 -10 10-30 30507090
COMPARATOR PROPAGATION DELAY
vs. TEMPERATURE
MAX4373 toc26
TEMPERATURE (°C)
PROPAGATION DELAY (µs)
V
OD
= 5mV