Data Sheet
www.rohm.com
? 2011 ROHM Co., Ltd. All rights reserved.
Switching Diode
DA228U
?Applications
?Dimensions (Unit : mm) ?Land size figure (Unit : mm)
Ultra high speed switching
?Features
1) Ultra small mold type. (UMD3)
2) High reliability.
?Construction
?Structure
Silicon epitaxial planar
?Taping specifications (Unit : mm)
?Absolute maximum ratings (Ta=25°C)
Symbol UnitLimits
VRM
V
Reverse voltage (DC) 80VR
V
IFM
mA
Io mA100
Isurge
mA
Pd mW/Total200
Tj °C150
Tstg °C?55 to ?150
Rated in slash put frequency 100f MHz
?Electrical characteristics
(Ta=25°C)
Symbol Min. Typ. Max. Unit
Conditions
VF
- - 1.2 V
IF=100mA
IR
- - 0.1
μA
VR=80V
Ct32 - - 5.0 pF
Ct13 - - 6.5 pF
VR=0V , f=1MHz
Ct12 - - 5.0 pF
Forward voltage
Reverse current
Capacitance between terminals
Parameter
Forward current (Single)
Average rectified forward current (Single)
Surge current (t=1us) (Single)
Power dissipation
Junction temperature
300
Storage temperature
200
Parameter
Reverse voltage (repetitive peak)
80
ROHM : UMD3
JEDEC : SOT-323
JEITA : SC-70
dot (year week factory)
(1)D2:C (2)D1:A
(3)D1:C D2:A
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