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SG1548 Datasheet(PDF) 4 Page - Microsemi Corporation

Part # SG1548
Description  QUAD POWER FAULT MONITOR
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Manufacturer  MICROSEMI [Microsemi Corporation]
Direct Link  http://www.microsemi.com
Logo MICROSEMI - Microsemi Corporation

SG1548 Datasheet(HTML) 4 Page - Microsemi Corporation

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11/91 Rev 1.2 5/97
LINFINITY Microelectronics Inc.
Copyright
© 1997
11861 Western Avenue
∞ Garden Grove, CA 92841
4
(714) 898-8121
∞ FAX: (714) 893-2570
SG1548/SG2548/SG3548
APPLICATION EXAMPLE
In this example, the SG1548 simultaneously monitors four DC voltages: +5V, +24V, and ±15V. Three different fault tolerances are
programmed: ±5% on the two 15V supplies, ±10% on the +5V supply, and ±20% on the +24V supply. The 5
µF delay capacitor provides
125 milliseconds of fault delay.
CONNECTION DIAGRAMS & ORDERING INFORMATION (See Notes Below)
Ambient
Temperature Range
Part No.
Package
Connection Diagram
16-PIN CERAMIC DIP
J - PACKAGE
SG1548J/883B
-55
°C to 125°C
SG1548J
-55
°C to 125°C
SG2548J
-25
°C to 85°C
SG3548J
0
°C to 70°C
SG2548N
-25
°C to 85°C
SG3548N
0
°C to 70°C
16-PIN PLASTIC DIP
N - PACKAGE
2
3
4
5
6
7
8
1
15
16
14
13
10
9
12
11
2
3
4
5
6
7
8
16-PIN WIDE BODY
PLASTIC S.O.I.C.
DW - PACKAGE
SG2548DW
-25
°C to 85°C
SG3548DW
0
°C to 70°C
INV. OUTPUT
INV. INPUT
SENSE 4
SENSE 3
SENSE 2
SENSE 1
U.V. FAULT
O.V. FAULT
DELAY
V
REF
GROUND
LOWER THRESHOLD
COLLECTOR OUTPUT
EMITTER OUTPUT
+V
IN
LINE SENSE
15
16
14
13
10
9
12
11
1
DELAY
V
REF
GROUND
LOWER THRESHOLD
+V
IN
LINE SENSE
COLLECTOR OUTPUT
EMITTER OUTPUT
INV. OUTPUT
INV. INPUT
SENSE 4
SENSE 3
SENSE 2
SENSE 1
U.V. FAULT
O.V. FAULT
20-PIN CERAMIC (LCC)
LEADLESS CHIP CARRIER
L- PACKAGE
SG1548L/883B
-55
°C to 125°C
SG1548L
-55
°C to 125°C
Note 1. Contact factory for JAN and DESC product availability.
2. All parts are viewed from the top.
11. N.C.
12. O.V. FAULT
13. U.V. FAULT
14. SENSE 1
15. SENSE 2
16. N.C.
17. SENSE 3
18. SENSE 4
19. INV. INPUT
20. INV. OUTPUT
1. N.C.
2. LOWER THRESHOLD
3. GROUND
4. V
REF
5. +V
IN
6. N.C.
7. LINE SENSE
8. EMITTER OUTPUT
9. COLLECTOR
OUTPUT
4
5
6
7
8
321
9
111213
10
14
15
16
17
18
20 19
10.DELAY


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