Part Number

Description

CS8121YT5

5 Lead TO-220 Straight

CS8121YTVA5

5 Lead TO-220 Vertical

CS8121YTHA5

5 Lead TO-220 Horizontal

CS8121YDPS7

CS8121YDPSR7

(tape & reel)

8

Ordering Information

Thermal Data

5 Lead

7 Lead

TO-220

typ

2.5

2.5

°C/W

typ

50

10-50*

°C/W

Package Specification

PACKAGE THERMAL DATA

PACKAGE DIMENSIONS IN mm (INCHES)

5 Lead TO-220 (T) Straight

2.87 (.113)

2.62 (.103)

6.93(.273)

6.68(.263)

9.78 (.385)

10.54 (.415)

1.02(.040)

0.63(.025)

1.83(.072)

1.57(.062)

0.56 (.022)

0.36 (.014)

2.92 (.115)

2.29 (.090)

1.40 (.055)

1.14 (.045)

4.83 (.190)

4.06 (.160)

6.55 (.258)

5.94 (.234)

14.22 (.560)

13.72 (.540)

1.02 (.040)

0.76 (.030)

3.71 (.146)

3.96 (.156)

14.99 (.590)

14.22 (.560)

ON Semiconductor and the ON Logo are trademarks of

Semiconductor Components Industries, LLC (SCILLC). ON

Semiconductor reserves the right to make changes without

further notice to any products herein. For additional infor-

mation and the latest available information, please contact

your local ON Semiconductor representative.

© Semiconductor Components Industries, LLC, 2000

5 Lead TO-220 (TVA) Vertical

1.68

(.066) typ

1.70 (.067)

7.51 (.296)

1.78 (.070)

4.34 (.171)

0.56 (.022)

0.36 (.014)

1.40 (.055)

1.14 (.045)

4.83 (.190)

4.06 (.160)

14.99 (.590)

14.22 (.560)

2.92 (.115)

2.29 (.090)

.94 (.037)

.69 (.027)

8.64 (.340)

7.87 (.310)

6.80 (.268)

10.54 (.415)

9.78 (.385)

2.87 (.113)

2.62 (.103)

6.55 (.258)

5.94 (.234)

3.96 (.156)

3.71 (.146)

1.98 (.078)

1.47 (.058)

14.71 (.579)

13.69 (.539)

4.57 (.180)

4.31 (.170)

1.40 (.055)

1.14 (.045)

2.79 (.110)

2.54 (.100)

TERMINAL 8

7.75 (.305)

REF

6.50 (.256) REF

10.31 (.406)

10.05 (.396)

1.27 (.050)

REF

1.68 (.066)

1.40 (.055)

.254 (.010)

REF

0.91 (.036)

0.66 (.026)

8.53 (.336)

8.28 (.326)

0.10 (.004)

0.00 (.000)

*ON SEMICONDUCTOR SHORT-LEADED FOOTPRINT