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Formosa MS
GLASS MELF Zener Diode
Document ID Issued Date Revised Date Revision Page.
DS-221714 2008/02/10 2010/03/10 B 8
DL4728A THRU DL4761A
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List
List.................................................................................................
Package outline...............................................................................
Features..........................................................................................
Maximum ratings .............................................................................
Electrical characteristics...................................................................
Rating and characteristic curves........................................................
Pinning information...........................................................................
Suggested solder pad layout.............................................................
Packing information..........................................................................
Reel packing....................................................................................
Suggested thermal profiles for soldering processes.............................
High reliability test capabilities...........................................................
Mechanical data...............................................................................
http://www.formosams.com/
TEL:886-2-22696661
FAX:886-2-22696141
Features
Silicon epitaxial planar chip strucuture.
• Surface mount glass hermetically sealed package.
Wide zener reverse voltage range 3.3V to 75V.
Other tilerance are available upon request.
Lead-free parts meet environmental standards of
MIL-STD-19500 /228
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Mechanical data
Epoxy : UL94-VO rated flame retardant
• Case : DL-41G
• Terminals :Plated terminals, solderable per MIL-STD-750,
Method 2026
• Polarity : Indicated by cathode band
• Mounting Position : Any
• Weight : Approximated 0.01 gram
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Package outline
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1000mW Surface Mount
Zener Diodes- 3.3V-75V
PARAMETER
CONDITIONS
Symbol
V
F
P
D
MIN. TYP. MAX.
1.20
1000
UNIT
V
mW
Storage temperature range
Operating junction temperature range
T
STG
T
J
-55
-65
+150
+175
o
C
o
C
o
MAXIMUM RATINGS (at T =25 C unless otherwise noted)
A
Forward voltage
Power Dissipation
I = 200 mA
F
Dimensions in inches and (millimeters)
DL-41G
.111(2.8)
.095(2.4)
.205(5.2)
.190(4.8)
.024(.60)
.018(.46)
SOLDERABLE
ENDS
Formosa MS
http://www.formosams.com/
TEL:886-2-22696661
FAX:886-2-22696141
GLASS MELF Zener Diode
Document ID Issued Date Revised Date Revision Page.
DS-221714 2008/02/10 2010/03/10 B 8
Tamb≤50℃
DL4728A THRU DL4761A
Thermal resistance junction to ambient
R
θJA
100 K/W
I=9.5mm(3/8”) TL=constant