®
2EZ2.7D5 – 2EZ330D5
2.0W ZENER DIODE
WON-TOP ELECTRONICS
Pb
Features
Glass Passivated Die Construction
2.0W Power Dissipation
2.7V – 330V Nominal Zener Voltage
5% Standard Vz Tolerance
A
B
A
Low Inductance
For Use in Voltage Regulator or Reference
Plastic Case Material has UL Flammability
Classification Rating 94V-0
C
D
Mechanical Data
Case: DO-41, Molded Plastic
Terminals: Plated Leads Solderable per
MIL-STD-202, Method 208
Polarity: Cathode Band
Weight: 0.35 grams (approx.)
Mounting Position: Any
Marking: Type Number
Lead Free: For RoHS / Lead Free Version,
Add “-LF” Suffix to Part Number, See Page 6
DO-41
Dim
A
Min
25.4
4.06
0.71
2.00
Max
—
B
5.21
0.864
2.72
C
D
All Dimensions in mm
Maximum Ratings @TA=25°C unless otherwise specified
Characteristic
Power Dissipation at TL = 60°C (Note 1)
Forward Voltage @ IF = 200mA
Symbol
PD
Value
2.0
Unit
W
VF
1.2
V
Thermal Resistance, Junction to Ambient (Note 2)
Thermal Resistance, Junction to Lead (Note 1)
RθJA
RθJL
105
45
°C/W
°C
Operating and Storage Temperature Range
TJ, TSTG
-65 to +150
Note: 1. Measured at lead length 3/8” (9.5mm) from body.
2. Mounted on FR-4 PCB with 2.0 x 2.0mm copper pads and track width 1.0mm, length 25mm.
© Won-Top Electronics Co., Ltd.
Revision: September, 2012
www.wontop.com
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