UC3843BNG datasheet(20/21 Pages) ONSEMI

Part #	UC3843BNG

Description	High Performance Current Mode Controllers

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Manufacturer	ONSEMI [ON Semiconductor]

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UC3842B, UC3843B, UC2842B, UC2843B, NCV3843BV

http://onsemi.com

20

PACKAGE DIMENSIONS

PDIP−8

N SUFFIX

CASE 626−05

ISSUE L

NOTES:

1. DIMENSION L TO CENTER OF LEAD WHEN

FORMED PARALLEL.

2. PACKAGE CONTOUR OPTIONAL (ROUND OR

SQUARE CORNERS).

3. DIMENSIONING AND TOLERANCING PER ANSI

Y14.5M, 1982.

14

5

8

F

NOTE 2

−A−

−B−

−T−

SEATING

PLANE

H

J

G

D

K

N

C

L

M

A

M

0.13 (0.005)

B M

T

DIM

MIN

MAX

MIN

MAX

INCHES

MILLIMETERS

A

9.40

10.16

0.370

0.400

B

6.10

6.60

0.240

0.260

C

3.94

4.45

0.155

0.175

D

0.38

0.51

0.015

0.020

F

1.02

1.78

0.040

0.070

G

2.54 BSC

0.100 BSC

H

0.76

1.27

0.030

0.050

J

0.20

0.30

0.008

0.012

K

2.92

3.43

0.115

0.135

L

7.62 BSC

0.300 BSC

M

−−−

10

−−−

10

N

0.76

1.01

0.030

0.040

__

SOIC−14

D SUFFIX

CASE 751A−03

ISSUE G

NOTES:

1. DIMENSIONING AND TOLERANCING PER

ANSI Y14.5M, 1982.

2. CONTROLLING DIMENSION: MILLIMETER.

3. DIMENSIONS A AND B DO NOT INCLUDE

MOLD PROTRUSION.

4. MAXIMUM MOLD PROTRUSION 0.15 (0.006)

PER SIDE.

5. DIMENSION D DOES NOT INCLUDE

DAMBAR PROTRUSION. ALLOWABLE

DAMBAR PROTRUSION SHALL BE 0.127

(0.005) TOTAL IN EXCESS OF THE D

DIMENSION AT MAXIMUM MATERIAL

CONDITION.

−A−

−B−

G

P 7 PL

14

8

7

1

M

0.25 (0.010)

B M

S

B

M

0.25 (0.010)

A S

T

−T−

F

R X 45

SEATING

PLANE

D 14 PL

K

C

J

M

_

DIM

MIN

MAX

MIN

MAX

INCHES

MILLIMETERS

A

8.55

8.75

0.337

0.344

B

3.80

4.00

0.150

0.157

C

1.35

1.75

0.054

0.068

D

0.35

0.49

0.014

0.019

F

0.40

1.25

0.016

0.049

G

1.27 BSC

0.050 BSC

J

0.19

0.25

0.008

0.009

K

0.10

0.25

0.004

0.009

M

0

7

0

7

P

5.80

6.20

0.228

0.244

R

0.25

0.50

0.010

0.019

__

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