MAX4378TAUD-T Maxim Integrated, MAX4378TAUD-T Datasheet - Page 8
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MAX4378TAUD-T
Manufacturer Part Number
MAX4378TAUD-T
Description
Special Purpose Amplifiers
Manufacturer
Maxim Integrated
Series
MAX4376, MAX4377, MAX4378r
Datasheet
1.MAX4376FAUKTC42.pdf
(11 pages)
Specifications of MAX4378TAUD-T
Number Of Channels
Quad
Common Mode Rejection Ratio (min)
90 dB
Operating Supply Voltage
5 V, 9 V, 12 V, 15 V, 18 V, 24 V
Supply Current
1 mA
Maximum Power Dissipation
727 mW
Maximum Operating Temperature
+ 125 C
Minimum Operating Temperature
- 40 C
Supply Voltage - Max
28 V
Supply Voltage - Min
3 V
Single/Dual/Quad, High-Side Current-Sense
Amplifiers with Internal Gain
MAX4376/MAX4377/MAX4378
Table 1. Recommended Component Values
Figure 1. Functional Diagram
8
+3V TO +28V
0 TO +28V
CURRENT, I
V
FULL-SCALE LOAD
SOURCE
V
CC
0.1
10
GND
1
5
CURRENT
LOAD
MIRROR
I
RG1
R
RS+
G1
(A)
RGD
R
SENSE
A1
I
RGD
OUT
RESISTOR, R
R
RS-
I
LOAD
G2
CURRENT-SENSE
TO LOAD BATTERY
V
OUT
MAX4376
1000
100
A
OR 10
20
10
V
= 2, 5,
SENSE
(mΩ)
OUT
Figure 2. Bidirectional Current Monitor
GAIN (+V/V)
BATTERY
100
100
100
100
20
50
20
50
20
50
20
50
R
SENSE
FULL-SCALE OUTPUT VOLTAGE
(FULL-SCALE V
RS1+
RS1-
RS2-
+3V TO +28V
MAX4377
V
CC
V
RS2+
OUT
10.0
10.0
10.0
10.0
2.0
5.0
2.0
5.0
2.0
5.0
2.0
5.0
SENSE
(V)
Maxim Integrated
= 100mV),
CHARGER
SYSTEM
AND
OUT1
OUT2