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LL5221B~LL5271B
Excel Semiconductor
www.excel-semi.com
Rev. 3b, 1-Jul-2004
FaxBack +86-512-67606917
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Zener diode
Features
1.
High reliability
2.
Very sharp reverse characteristic
3.
Low reverse current level
4.
VZ-tolerance±5%
Applications
Voltage stabilization
Absolute Maximum Ratings
Tj=25℃
Parameter
Test Conditions
Type
Symbol
Value
Unit
Power dissipation
Tamb≤75℃
PV
500
mW
Z-current
IZ
PV/VZ
mA
Junction temperature
Tj
200
℃
Storage temperature range
Tstg
-65~+200
℃
Maximum Thermal Resistance
Tj=25℃
Parameter
Test Conditions
Symbol
Value
Unit
Junction ambient
I=9.5mm(3/8”) TL=constant
RthJA
300
K/W
Electrical Characteristics
Tj=25℃
Parameter
Test Conditions
Type
Symbol
Min
Typ
Max
Unit
Forward voltage
IF=200mA
VF
1.1
V
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