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 powe...
Description
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
Mechanical Data
! Case : DO-15 Molded plastic ! Epoxy : UL94V-O rate flame retardant ! Lead : Axial lead solderable per MIL-STD-202,
method 208 guaranteed ! Polarity : Color band denotes cathode end ! Mounting position : Any ! Weight : 0.339 gram
3EZ3.9D5L - 3EZ400D5L
AXIAL LEADED SILICON ZENER DIODES
A
B
A
C D
DO-15
Dim
Min
Max
A
25.40
—
B
5.50
7.62
C
0.686
0.889
D
2.60
3.60
All Dimensions in mm
MAXIMUM RATINGS Rating at 25 °C ambient temperature unless otherw ise specified
Rating
Symbol
DC Power Dissipation at TL = 75 °C (Note1)
PD
Maximum Forward Voltage at IF = 200 mA
VF
Maximum Thermal Resistance Junction to Ambient Air (Note2) RθJA
Junction Temperature Range
TJ
Storage Temperature Range
Ts
Value
3.0 1.5 60 - 55 to + 175 - 55 to + 175
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.
PD, MAXIMUM DISSIPATION (WATTS)
Fig. 1 Power Temperature Derating Curve
5
L = LEAD LENGTH
4
L = 1/8"
TO HEAT SINK
3
L = 3/8"
2
L = 1" 1
0
0
40
80
120
160
200
TL, LEAD TEMPERATURE (°C)
Unit
Watts Volts K/W °C °C
1 of 3
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TYPE
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