MAX4376/MAX4377/MAX4378
Single/Dual/Quad, High-Side Current-Sense
Amplifiers with Internal Gain
Typical Operating Characteristics (continued)
(V
CC
= V
RS+
= 12V, V
SENSE
= 100mV, T
A
= +25°C.)
MAX4376H
LARGE-SIGNAL TRANSIENT RESPONSE
(V
SENSE
= 6mV to 100mV)
MAX4376 toc14
SMALL-SIGNAL GAIN
vs. FREQUENCY
40
100mV
35
30
GAIN (dB)
6mV
10V
25
20
15
0.6V
10
5
MAX4376T
MAX4376F
MAX4376H
MAX4376/7/8 toc15
45
C
L
= 15pF
R
L
= 5kΩ
IN
45mV/div
OUT
3V/div
2µs/div
0
1.E+04
1.E+05
1.E+06
1.E+07
FREQUENCY (Hz)
OVERDRIVE RESPONSE
AV = +20V/V
MAX4376/7/8 toc16
OUTPUT LOW
vs. TEMPERATURE
750mV
OUTPUT LOW (mV)
350
300
350mV
250
200
150
100
7V
50
0
-50
-25
0
25
50
75
100
125
MAX4376F
MAX4376H
MAX4376T
MAX4376/7/8 toc17
400
IN
200mV/div
V
OH
OUT
2V/div
TIME (500ns)
TEMPERATURE (°C)
Pin Description
PIN
MAX4376
SOT23-5
MAX4376
SO-8
MAX4377
µMAX-8/
SO-8
1, 7
4
8
3, 5
2, 6
—
MAX4378
SO-14/
TSSOP-14
1, 7, 8, 14
11
4
3, 5, 10, 12
2, 6, 9, 13
—
OUT, OUT_
GND
V
CC
RS+, RS_+
RS-, RS_-
N.C.
Output Voltage. V
OUT_
is proportional to the magnitude of
the sense voltage (V
RS+
- V
RS-
). V
OUT_
is approximately
zero when V
RS -
> V
RS - +
(no phase reversal).
Ground
Supply Voltage
Power connection to the external sense resistor
Load-side connection to the external sense resistor
No Connection. Not internally connected.
Maxim Integrated
NAME
FUNCTION
1
2
3
4
5
—
6
4
3
1
8
6
2, 5, 7
MAXIM [ MAXIM INTEGRATED PRODUCTS ]
