om7612st International Rectifier Corp., om7612st Datasheet - Page 4

• Manufacturer Part Number: om7612st
• Description: Three Terminal, High Voltage, Precision Adjustable Negative Voltage Regulator In Hermetic Jedec To-257aa Package
• Manufacturer: International Rectifier Corp.

3.3
OM7612ST
-V
-V
IN
IN
Pin 1 - Adjust
Pin 2 - Input
Pin 3 - Output
Tab
C
IN
CONNECTION DIAGRAM
Front View
*
Isolated
+
Solid
Tantalum
1µF
+
- Isolated
V
1.0µF
V
HIGH STABILITY REGULATOR
IN
IN
I
PROG
OM7612ST
I
Adj
OM7612ST
Adj
V
1
OUT
205 Crawford Street, Leominster, MA 01453 USA [phone] FAX [phone]
R
2
2
R
120
1
3
Non-Isolated
*R2 =
Pin 1 - Adjust
Pin 2 - Input
Pin 3 - Output
Tab
V
OUT
Front View
C
9.08 x 10
O
7V
LM329B
- Input
**
TYPICAL APPLICATIONS
R
1.5K
1%
(V
3
Tab
OUT
+
)
1.0µF
-3
- 908
R
R
1k
1%
2
1
*
-V
+
Solid
Tantalum
1µF
OUT
-V
NOTES
• Case is metal/hermetically sealed
• Isolated Tab
OUT
.150
.140
* C IN is required if regulator is located more than
** C O is necessary for stability. A 1 µF solid
4 inches from power supply filter. A 1 µF solid
tantalum or 10 µF aluminum electrolytic is
recommended.
tantalum or 10 µF aluminum electrolytic is
recommended.
V OUT = -1.25 V (1 +R 2 )
.035
.025
DUAL TRACKING SUPPLY ±1.25V TO ±20V
MECHANICAL OUTLINE
*
** R1 or R2 may be trimmed slightly to improve tracking.
+V
-V
Solid Tantalum
IN
IN
.420
.410
10µF
10µF
1µF*
1µF*
V
V
OM7612ST
OM7620ST
+
+
IN
IN
.100 TYP.
.537
.527
.750
.500
Adj
Adj
.665
.645
V
V
R2
5K
1%
R4
5k
1%
R 1
OUT
OUT
.430
.410
R1**
100
1%
R3
5K
R5**
100
1%
.200
.190
2.2*
µF
2.2*
µF
.005
.038 MAX.
.120 TYP.
.045
.035
D2
IN4002
D1
IN4002
-V
+V
OUT
OUT