com Zener Diode UMZ18N Applications Voltage regulation (Common anode dual chips) Dimensions（Unit : mm ）  Land size figure(Unit : mm) 1.
3 2.
0±0.
2 0.
3±0.
1 Features 1)Small mold type.
(UMD3) 2)High reliability 0.
15±0.
05 (3) 1.
25±0.
1 2.
1±0.
1 0.
9MIN.
Min.
リードとも Each lead has same dimension 0.
65 Min.
0.
8MIN 0 to 0.
1 0～0.
1 UMD3 (2) (1) （0.
65） 0.
7±0.
1 0.
9±0.
1 Construction Silicon epitaxial planer （0.
65） 1.
3±0.
1 0.
1Min  Structure (3) ROHM : UMD3 JEDEC : SOT-323 JEITA : SC-70 dot (year week factory) (2) (1) Taping specifications(Unit : mm) 4.
0±0.
1 2.
0±0.
05 φ1.
55±0.
05 0.
3±0.
1 1.
75±0.
1 3.
5±0.
05 8.
0±0.
2 2.
4±0.
1 5.
5±0.
2 2.
25±0.
1 　　　　 0 4.
0±0.
1 φ0.
5±0.
...

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