Datasheet

NTE5240A thru NTE5296A
50 Watt Zener Diodes
±5% Tolerance
Features:
D Zener Voltage 3.9 to 200V
D Low Zener Impedance
D Highly Reliable and Rugged
D Also Available in Reverse Polarity (NTE5240AK thru NTE5296AK)
Maximum Ratings:
Operating Junction Temperature Range, T
opr
−65° to +175°C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Storage Temperature Range, T
stg
−65° to +175°C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
DC Power Dissipation, P
D
50W. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Derate Above 75°C 0.5W/°C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Forward Voltage (I
F
= 10A), V
F
1.5V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Note 1. Suffix “A” denotes anode to case polarity, “AK” denotes cathode to case.
Electrical Characteristics: (T
C
= +30°C, unless otherwise specified)
Nominal
Zener Voltage
Zener
Test
Maximum Dynamic
Impedance
(Note 3)
Maximum
DC Zener
Typical
Temperature
Maximum
Leakage
NTE Type
Number
Z
ener
V
o
lt
age
V
z
@ I
zt
(Note 2)
T
es
t
Current
(I
zt
)
Z
zt
@ I
zt
Z
zk
@
1mA (I
zk
)
DC Z
ener
Current
(I
zm
)
T
empera
t
ure
Coefficient
α
vz
L
ea
k
age
Current
I
R
@ V
R
Volts mA Ohms Ohms mA %/°C µA Volts
NTE5240A 3.9 3200 0.16 400 11900 −0.046 150 0.5
NTE5241A 4.3 2900 0.16 500 10650 −0.033 150 0.5
NTE5242A 4.7 2650 0.12 600 9700 −0.015 100 1.0
NTE5243A 5.1 2450 0.12 650 8900 ±0.010 20 1.0
NTE5244A 5.6 2250 0.12 900 8100 +0.030 29 1.0
NTE5245A 6.0 2125 0.13 950 7700 +0.040 20 1.5
NTE5246A 6.2 2000 0.14 1000 7300 +0.049 20 2.0
NTE5247A 6.8 1850 0.20 70 6600 0.040 300 4.5
NTE5248A 7.5 1700 0.30 70 5900 0.045 125 5.0
NTE5249A 8.2 1500 0.40 70 5200 0.048 50 5.4