FIG.1A- Range for Units to 12 Volts
FIG.1B- Range for Units to 12 to 100 Volts
+12
+10
+8
100
70
50
30
20
+6
10
7
5
VZ@IZT
+4
RANGE
+2
0
VZ@IZT
RANGE
3
2
-2
-4
1
2
3
4
5
6
7
8
9
10 11 12
10
20
30
50
70
100
VZ, ZENER VOLTAGE (VOLTS)
VZ, ZENER VOLTAGE (VOLTS)
Figure 2. Temperature Coefficients (-55ºC to+150ºC temperature change; 90% of the units are in the ranges indicated.)
175
+6
VZ@IZ
TA=25ºC
150
125
100
+4
20mA
+2
0.01mA
75
50
25
0
0
1mA
-2
NOTE: BELOW 3 VOLTS AND ABOVE 8 VOLTS
CHANGES IN ZENER CURRENT DO NOT
EFFECT TEMPERATURE COEFFICIENTS
-4
3
4
5
6
7
8
0
0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
L, LEAD LENGTH TO HEAT SINK (INCHES)
VZ, ZENER VOLTAGE (VOLTS)
Figure 3. Typical Thermal Resistance versus Lead Length
Figure 4. Effect of Zener Current
1000
700
500
400
300
200
Tj=25ºC
Iz(ms)=0.1Iz(do)
Iz=1mA
f=60hz
200
0VBIAS
100
70
50
100
50
5mA
0VBIAS
20
20mA
10
7
20
5
10
8
2
1
50%OF BREAKDOWN BIAS
4
1
2
3
5
7
10
20 30
50 70 100
1
2
5
10
20
50
100
VZ, ZENER CURRENT (mA)
VZ, NOMINAL VZ (VOLTS)
Figure. 7 - Power Temperature Derating Curve
1.25
1.0
0.75
0.5
0.25
0
20 40
60
80 100 120 140 160 180 200
T , LEAD TEMPERATURE (OC)
L
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