REEL TAPING SPECIFICATIONS FOR

A

E

F

d

W

B

P

SURFACE MOUNT DEVICES-FLAT MELF

D

( DO-277 )

T

MAX. 3

o

MAX. 3

o

A

R

C

Fig.: Configuration of FLAT MELF TAPING

(DO-277)

ITEM

SYMBOL

DO-277 mm(inch)

Carrier width

Carrier length

Carrier depth

Sprocket hole

Reel outside diameter

Reel inner diameter

Feed hole diameter

Strocket hole position

Punch hole position

Punch hole pitch

Sprocket hole pitch

Embossment center

Totall tape thickness

Tape width

Reel width

A

B

C

d

D

E

F

P

T

W

6.80 0.1 (0.268

0.004)

1.33

0.1 (0.052

0.004)

1.5

0.1 (0.059

0.004)

178

2.0 (7.0

0.079)

50 Min.

13

0.5 (0.512

0.020)

1.75

0.1 (0.069

0.004)

5.50

0.05 (0.217 0.002)

8.0

0.1 (0.315

0.004)

4.0

0.1 (0.157

0.004)

0.3 (0.472

0.012)

16.8

2.0 (0.661

0.079)

Note: 1.Devices are packed in accordance with EIA standard RS-481-A and specification given above.

5.45

0.1(0.179

0.004)

2.00

0.05 (0.079 0.002)

0.28 0.02 (0.011 0.001)

12.00

0.1 (0.472

0.004)

12.00