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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.
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±0.05
0~0.1
2.4±0.1
1.25±0.