NB2305A

www.onsemi.com

8

PACKAGE DIMENSIONS

TSSOP−8

CASE 948S

ISSUE C

DIM

MIN

MAX

MIN

MAX

INCHES

MILLIMETERS

A

2.90

3.10

0.114

0.122

B

4.30

4.50

0.169

0.177

C

---

1.10

---

0.043

D

0.05

0.15

0.002

0.006

F

0.50

0.70

0.020

0.028

G

0.65 BSC

0.026 BSC

L

6.40 BSC

0.252 BSC

M

0

8

0

8

NOTES:

1. DIMENSIONING AND TOLERANCING PER ANSI

Y14.5M, 1982.

2. CONTROLLING DIMENSION: MILLIMETER.

3. DIMENSION A DOES NOT INCLUDE MOLD FLASH.

PROTRUSIONS OR GATE BURRS. MOLD FLASH

OR GATE BURRS SHALL NOT EXCEED 0.15

(0.006) PER SIDE.

4. DIMENSION B DOES NOT INCLUDE INTERLEAD

FLASH OR PROTRUSION. INTERLEAD FLASH OR

PROTRUSION SHALL NOT EXCEED 0.25 (0.010)

PER SIDE.

5. TERMINAL NUMBERS ARE SHOWN FOR

REFERENCE ONLY.

6. DIMENSION A AND B ARE TO BE DETERMINED

AT DATUM PLANE -W-.

__

_

_

SEATING

PLANE

PIN 1

1

4

85

DETAIL E

B

C

D

A

G

L

2X

L/2

−U−

S

U

0.20 (0.008) T

S

U

M

0.10 (0.004)

T

0.076 (0.003)

−T−

−V−

−W−

8x

REF

K

IDENT

K

0.19

0.30

0.007

0.012

S

U

0.20 (0.008) T

DETAIL E

F

M

0.25 (0.010)

K1

K

JJ1

SECTION N−N

J

0.09

0.20

0.004

0.008

K1

0.19

0.25

0.007

0.010

J1

0.09

0.16

0.004

0.006

N

N

NB2305A/D

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