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ROHM Semiconductor - Zener diodes

Numéro de référence UMZ18N
Description Zener diodes
Fabricant ROHM Semiconductor 
Logo ROHM Semiconductor 





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UMZ18N fiche technique
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Zener Diode
UMZ18N
Applications
Voltage regulation
(Common anode dual chips)
DimensionsUnit : mm
Land size figure(Unit : mm)
1.3
Features
1)Small mold type.(UMD3)
2)High reliability
Construction
Silicon epitaxial planer
2.0±0.2
0.3±0.1
Eachleadhas same dimension
0.15±0.05
(3)
0.65
0.8MMIiNn.
(2)
(0.65) (0.65)
1.3±0.1
0~to00.1.1
UMD3
(1)
0.7±0.1
0.9±0.1
ROHM : UMD3
JEDEC : SOT-323
JEITA : SC-70
dot (year week factory)
Structure
(3)
Taping specifications(Unit : mm)
4.0±0.1
2.0±0.05
φ1.55±0.05
(2) (1)
0.3±0.1
2.25±0.1
     0
4.0±0.1
φ0.5±0.05
1.25±0.1
Absolute maximum ratings (Ta=25C)
Parameter
Symbol
Power dissipation (*1
Junction temperature
Storage temperature
P
Tj
Tstg
(*1) Total of 2 elements
Limits
200
150
-55 to +150
Unit
mW
C
C
Electical characteristic(Ta=25C)
Parameter
Zener voltage
Reverse current
Symbol
VZ
IR
Min.
17.56
-
Typ. Max.
- 18.35
- 0.10
Unit Conditions
V IZ=5mA
μA VR=13V
www.rohm.com
©2010 ROHM Co., Ltd. All rights reserved.
1/2
2010.01 - Rev.A

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