SOT23, Rail-to-Rail, Fixed-Gain
GainAmps/Open-Loop Op Amps
Pin Description
PIN
NAME
FUNCTION
FUNCTION
MAX4174/
MAX4175
MAX4274/
MAX4275
MAX4281
MAX4282
MAX4284
5 SOT23 8 SO
5 SOT23
8 SO/µMAX
8 SO/µMAX 14 SO/TSSOP 16 QSOP
NAME
OUT, OUTA,
OUTB,
1, 7,
8, 14
1, 7,
10, 16
1
2
6
4
1
1, 7
4
1, 7
4
Amplifier Output
OUTC,
OUTD
Negative Supply or
Ground
2
3
11
13
V
EE
Noninverting
Amplifier Input.
Internally biased to
IN+, INA+,
INB+, INC+,
IND+
3, 5,
10, 12
3, 5,
12, 14
3
4
3
3, 5
2, 6
3, 5
2, 6
V
CC
/ 2 for
MAX4175/MAX4275
Inverting Amplifier
Input. Connects to
IN-, INA-,
INB-, INC-,
IND-
2, 6,
9, 13
2, 6,
11, 15
2
7
4
R for MAX4174/
G
4175/4274/4275.
Positive Supply
5
5
8
8
4
4
V
CC
No Connection.
Not internally
connected.
1, 5,
8
—
—
8, 9
N.C.
—
—
—
Functional Diagrams
V
CC
V
CC
75,MAX812/4
V
CC
V
CC
150k
150k
R
B
MAX4175
MAX4174
IN+
MAX4281
IN+
IN-
IN+
OUT
OUT
OUT
R
B
R
R
F
G
V
G
EE
IN-
R
R
F
IN-
V
EE
V
EE
V
EE
10 ______________________________________________________________________________________
MAXIM [ MAXIM INTEGRATED PRODUCTS ]
