SG2846N datasheet(10/10 Pages) MICROSEMI

Part #	SG2846N

Description	CURRENT MODE PWM CONTROLLER

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Manufacturer	MICROSEMI [Microsemi Corporation]

Direct Link	http://www.microsemi.com

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SG1846

4/90 Rev 1.1 2/94

LINFINITY Microelectronics Inc.

Copyright

11861 Western Avenue

∞

∞ Garden Grove, CA 92841

10

(714) 898-8121

∞

∞ FAX: (714) 893-2570

CONNECTION DIAGRAMS & ORDERING INFORMATION (See Notes Below)

Ambient

Temperature Range

Part No.

Connection Diagram

Package

16-PIN CERAMIC DIP

J - PACKAGE

SG1846J/883B

-55

°C to 125°C

SG1846J/DESC

-55

°C to 125°C

SG1846J

-55

°C to 125°C

SG2846J

-25

°C to 85°C

SG3846J

0

°C to 70°C

Notes:

1. Contact factory for JAN and DESC part availability.

2. All parts are viewed from the top.

3. Consult factory for product availability.

SHUTDOWN

+V

IN

OUTPUT B

V

C

GROUND

OUTPUT A

SYNC

R

T

C

T

COMPENSATION

(-) ERROR AMP

(+) ERROR AMP

(+) C.S.

(-) C.S.

V

REF

C.L./SOFTSTART

2

3

4

5

6

7

8

1

11

14

15

16

9

12

10

13

16-PIN PLASTIC DIP

N - PACKAGE

SG2846N

-25°C to 85°C

SG3846N

0°C to 70°C

2

3

4

5

6

7

8

1

13

12

11

14

15

10

9

16

11.N.C.

12.R

T

13.SYNC

14.OUTPUT A

15.GROUND

16.N.C.

17.V

C

18.OUTPUT B

19.V

IN

20.SHUTDOWN

C

T

COMPENSATION

(-) ERROR AMP

(+) ERROR AMP

(+) C.S.

(-) C.S.

V

REF

C.L./SOFTSTART

SHUTDOWN

+V

IN

OUTPUT B

V

C

GROUND

OUTPUT A

SYNC

R

T

2

3

4

5

6

7

8

1

13

12

11

14

15

10

9

16

C

T

COMPENSATION

(-) ERROR AMP

(+) ERROR AMP

(+) C.S.

(-) C.S.

V

REF

C.L./SOFTSTART

SHUTDOWN

+V

IN

OUTPUT B

V

C

GROUND

OUTPUT A

SYNC

R

T

4

5

6

7

8

321

911 12 13

10

14

15

16

17

18

20 19

1. N.C.

2. C.L./SOFTSTART

3. V

REF

4. (-) C.S.

5. (+) C.S.

6. N.C.

7. (+) ERROR AMP

8. (-) ERROR AMP

9. COMPENSATION

10. C

T

16-PIN WIDEBODY

PLASTIC S.O.I.C

DW - PACKAGE

SG2846DW

-25°C to 85°C

SG3846DW

0°C to 70°C

16-PIN CERAMIC

FLAT PACK

F - PACKAGE (Note 3)

20-PIN CERAMIC

LEADLESS CHIP CARRIER

L - PACKAGE (Note 3)

SG1846L/883B

-55°C to 125°C

SG1846L/DESC

-55°C to 125°C

SG1846L

-55°C to 125°C

SG1846F/DESC

-55°C to 125°C

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