3EZ3.9D5L - 3EZ400D5L
AXIAL LEADED SILICON ZENER DIODES
VOLTAGE RANGE: 3.9 - 400V
POWER: 3.0Wa t t s
Features
Complete Voltage Range 3.9 to 400 Volts
High peak reverse power dissipation
!
!
High reliability
!
!
Low leakage current
A
B
A
Mechanical Data
!
!
!
Case : DO-15 Molded plastic
C
D
Epoxy : UL94V-O rate flame retardant
Lead : Axial lead solderable per MIL-STD-202,
method 208 guaranteed
DO-15
Min
Dim
A
Max
—
!
!
!
Polarity : Color band denotes cathode end
Mounting position : Any
25.40
5.50
B
7.62
0.889
3.60
C
0.686
2.60
Weight : 0.339 gram
D
All Dimensions in mm
Rating at 25 C ambient temperature unless otherw ise specified
°
MAXIMUM RATINGS
Rating
Symbol
Value
Unit
DC Power Dissipation at TL = 75 C (Note1)
PD
3.0
Watts
Volts
K / W
°
Maximum Forward Voltage at IF = 200 mA
Maximum Thermal Resistance Junction to Ambient Air (Note2)
Junction Temperature Range
VF
1.5
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)
°
1 of 3
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