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Dated : 22/01/2005
SEMTECH ELECTRONICS LTD.
(Subsidiary of Sino-Tech International Holdings Limited, a company
listed on the Hong Kong Stock Exchange, Stock Code: 724)
®
ZMC52 Series
SILICON PLANAR ZENER DIODES
Standard Zener voltage tolerance is
±20%. Add suffix “A” for ±10%
Tolerance and suffix “B” for
±5% tolerance, Other tolerance, non
standard and higher Zener voltages are upon request.
Features
•
Fits onto SOD 323 / SOT 23 footprints
•
Micro Melf package
Absolute Maximum Ratings (Ta = 25
oC)
Symbol
Value
Unit
Zener Current see Table “Characteristics”
Power Dissipation at Tamb = 75
OC
Ptot
500
1)
mW
Junction Temperature
Tj
200
OC
Storage Temperature Range
TS
-65 to +200
OC
Characteristics at Tamb = 25
oC
Symbol
Min.
Typ.
Max.
Unit
Thermal Resistance
Junction to Ambient Air
RthA
-
-
0.3
(1)
K/W
Forward Voltage
at IF = 200mA
VF
-
-
1.1
V
LS-31
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