SILICON ZENER DIODES
3EZ Series
Z
V : 3.9 - 400 Volts
D
P : 3 Watts
FEATURES :
* Complete Voltage Range 3.9 to 400 Volts
* High peak reverse power dissipation
* High reliability
1.00 (25.4)
0.107 (2.7)
MIN.
0.080 (2.0)
* Low leakage current
0.205 (5.2)
0.166 (4.2)
MECHANICAL DATA
* Case : DO-41 Molded plastic
* Epoxy : UL94V-O rate flame retardant
* Lead : Axial lead solderable per MIL-STD-202,
method 208 guaranteed
1.00 (25.4)
0.034 (0.86)
MIN.
0.028 (0.71)
* Polarity : Color band denotes cathode end
* Mounting position : Any
* Weight : 0.339 gram
Dimensions in inches and ( millimeters )
MAXIMUM RATINGS
Rating at 25 °C ambient temperature unless otherwise specified
Rating
Symbol
Value
3.0
Unit
W
PD
DC Power Dissipation at TL = 75 °C (Note1)
Maximum Forward Voltage at IF = 200 mA
Maximum Thermal Resistance Junction to Ambient Air (Note2)
Junction Temperature Range
VF
1.5
V
60
K / W
°C
RqJA
TJ
- 55 to + 175
- 55 to + 175
Storage Temperature Range
Ts
°C
Note :
(1) TL = Lead temperature at 3/8 " (9.5mm) from body
(2) Valid provided that leads are kept at ambient temperature at a distance of 10 mm from case.
Fig. 1 Power Temperature Derating Curve
5
L = LEAD LENGTH
TO HEAT SINK
4
3
2
L = 1/8"
L = 3/8"
L = 1"
1
0
0
40
80
120
160
200
TL, LEAD TEMPERATURE ( C)
°
Page 1 of 3
Rev. 01 : January 10, 2004