3.4 - 53
3.4
12 Pin, Dual Uncommitted Power Operational
Amplifiers And Power Sense Resistors
4 11 R0
DUAL HIGH POWER, HIGH CURRENT
OPERATIONAL AMPLIFIER MODULE
FEATURES
Dual Op Amps - Uncommitted
Dual Sense Resistors - Uncommitted
Output Current To 10A Peak
Power Supply To 40V
FET Input
Hermetic Package - Isolated Devices
Available Screened To MIL-STD-883
DESCRIPTION
The OMA8201SF is a high performance hybrid integrated circuit which contains two
(2) uncommitted power amplifiers and two (2) high power sense resistors. The
device is ideally suited for high density and high reliability systems. The sense
resistor can be customized for specific applications, however R
min
20 m .
ABSOLUTE MAXIMUM RATINGS
(Per Device) @ 25C
Supply Voltage +V
S
to -V
S
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80V
Output Current, Continuous . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5A
Power Dissipation, Internal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125W
Resistor Dissipation, Maximum . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5W
Operating Temperature Range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . - 55C to + 125C
Storage Temperature Range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . - 55C to + 150C
Maximum Junction Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 150C
Lead Temperature (10 Sec. Soldering). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 300C
SCHEMATIC
OMA8201SF
(9) +VS
(1) -VS
(12) +IN 1
(11) -IN 1
(2) CS1 OUT
(9) +VS
(1) -VS
(5) +IN 2
(4) -IN 2
(8) CS2 OUT
(10)
(3)
R1
(7)
(6)
R2
OMA8201SF
3.4
205 Crawford Street, Leominster, MA 01453 USA (508) 534-5776 FAX (508) 537-4246
ELECTRICAL CHARACTERISTICS
(T
C
= 25C; V
S
= 34 V
DC
unless otherwise noted.)
Parameter
Conditions
Min.
Typ.
Max.
Units
Input Offset Voltage
V
OS
.01
2
mV
vs Temperature
-25C to +125C
15
30
V/C
vs Temperature
-55C to -25C
20
40
V/C
vs Supply Voltage
V
S
= 10V to V
MAX
2.5
10
V/V
vs Power
20
60
V/W
Input Bias Current
I
B
Specified Temperature Range
20
50
nA
Input Offset Current
I
OS
Specified Temperature Range
5
20
nA
Input Characteristics
Common-Mode Voltage Range
-55C to +85C
(
oe
V
S
oe
- 6)
(
oe
V
S
oe
- 3)
V
+85C to +125C
(
oe
V
S
oe
- 6.5)
(
oe
V
S
oe
- 3.2)
V
Common-Mode Rejection
V
CM
= (
oe
V
S
oe
- 6V)
113
dB
V
CM
= 22V
95
dB
Input Capacitance*
5
pF
Input Capacitance, DC*
1
T
Gain Characteristics
Open Loop Gain at 10Hz
R
L
= 10k
90
97
dB
Gain Bandwidth Product*
1.6
MHz
Output
Voltage Swing
I
O
= 5A, Continuous
(
oe
V
S
oe
- 5.5)
(
oe
V
S
oe
- 4.5)
V
I
C
= 25A, T
C
= 125C
(
oe
V
S
oe
- 4)
(
oe
V
S
oe
- 3.6)
V
I
C
= 25 ,
T
C
= -55C
(
oe
V
S
oe
- 6)
(
oe
V
S
oe
- 5.5)
V
Current Peak
9
10
A
AC Performance
Slew Rate
6
10
V/S
Power Bandwidth*
R
L
= 8 , V
O
= 20V
rms
55
kHz
Setting Time to 0.1%*
2V Step
2
S
Capacitive Load*
Specified Temperature Range, G =1
3.3
nF
Specified Temperature Range, G >10
SOA
Phase Margin*
Specified Temperature Range, R
L
= 8
40
Degrees
Power Supply
Power Supply Voltage, V
S
10
35
40
V
Current Quiescent
Specified Temperature Range
50
70
mA
Thermal Resistance
q
JC
(Junction-to-Case)
AC Output, f < 60Hz
1.25
1.5
C/W
DC Output
1.4
1.9
C/W
q
JA
(Junction-to-Ambient)
No Heat Sink
30
C/W
Notes: *Guaranteed - not tested 100%.
1.550
.270
MAX.
.150 TYP.
.125
.105
.040 DIA.
.275
.040
.125 DIA.
2 HOLES
.12 PINS
1.300
1.050
.500
MIN.
.550
.250
.275
MECHANICAL OUTLINE
PIN CONNECTION
1
2
3
4
5
6
12
11
10
9
8
7
Pin 1:
-V
S
Pin 2:
CS1 OUT
Pin 3:
R1
Pin 4:
-IN 2
Pin 5:
+IN 2
Pin 6:
R2
Pin 7:
R2
Pin 8:
CS2 OUT
Pin 9:
+V
S
Pin 10: R1
Pin 11: -IN 1
Pin 12: +IN 1
Pin 1 Designation
PDF 
ZIP