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
1.00 (25.4)
0.107 (2.7)
MIN.
* High reliability
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 otherw ise specified
°
Rating
Symbol
Value
Unit
DC Power Dissipation at TL = 75 C (Note1)
PD
3.0
Watts
°
Maximum Forward Voltage at IF = 200 mA
Maximum Thermal Resistance Junction to Ambient Air (Note2)
Junction Temperature Range
VF
1.5
Volts
K / W
R JA
q
60
TJ
- 55 to + 175
- 55 to + 175
C
C
°
°
Storage Temperature Range
Ts
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)
°
UPDATE : SEPTEMBER 9, 2000