Datasheet

Low-Cost, SOT23, Voltage-Output,
High-Side Current-Sense Amplifier
Pin Description
Typical Operating Characteristics (continued)
(V
CC
= +12V, V
RS+
= +12V, V
SENSE
= +100mV, T
A
= +25°C, unless otherwise noted.)
2µs/div
MAX4173H
SMALL-SIGNAL TRANSIENT RESPONSE
(V
SENSE
= 95mV to 100mV)
IN
(5mV/div)
OUT
(200mV/div)
95mV
100mV
10V
9.5V
MAX4173 toc15
C
L
= 5pF
5µs/div
START-UP DELAY (V
CC
= 0 to 4V)
(V
SENSE
= 100mV)
IN
(2V/div)
OUT
(1V/div)
0V
4V
2V
0V
MAX4173 toc17
6 Load-Side Connection for the External Sense ResistorRS-5
FUNCTIONNAME
SO
PIN
SOT23
1 Supply Voltage Input. Bypass to GND with a 0.1µF capacitor.V
CC
3
4
Voltage Output. V
OUT
is proportional to V
SENSE
( V
RS+
- V
RS-
). Output impedance is
approximately 12kΩ.
OUT6
3 GroundGND1, 2
8 Power-Side Connection to the External Sense ResistorRS+4
2, 5, 7 No Connection. Not internally connected.N.C.–
6
Maxim Integrated
MAX4173