1N4764A データシートの表示（PDF） - Yea Shin Technology Co., Ltd
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1N4764A Datasheet PDF : 6 Pages
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DEVICE CHARACTERISTICS
1N4728A~1N4764A
+12
+10
+8
+6
+4
+2
0
-2
-4
2
a. Range for Units to 12 Volts
b. Range for Units to 12 to 100 Volts
100
70
50
30
20
10
7
5
RANGE
VZ @ I ZT
3
2
RANGE
V Z @ I ZT
1
3
4
5
6
7
8
9
10
11 12
10
VZ , ZENER VOLTAGE (VOLTS)
20
30
50
VZ , ZENER VOLTAGE (VOLTS)
70 100
Figure 2. Temperature Coefficients
(-55 °C to +150 °C temperature range; 90% of the units are in the ranges indicated.)
175
+6
150
+4
125
+2
100
75
0
50
-2
25
0
-4
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1
3
L, LEAD LENGTH TO HEAT SINK (INCHES)
Figure 3. Typical Thermal Resistance
versus Lead Length
VZ @ IZ
TA = 25 °C
20 mA
0.01 mA
1 mA
NOTE: BELOW 3 VOLTS AND ABOVE 8 VOLTS
NOTE: CHANGES IN ZENER CURRENT DO NOT
NOTE: EFFECT TEMPERATURE COEFFICIENTS
4
5
6
7
8
VZ , ZENER VOLTAGE (VOLTS)
Figure 4. Effect of Zener Current
100
70
50
30
5% DUTY CYCLE
20
11 V - 100 V NONREPETITIVE
3.3 V - 10 V NONREPETITIVE
10 10% DUTY CYCLE
7
5
20% DUTY CYCLE
3
2
1
0.01 0.02
0.05
0.1
0.2
0.5
1
2
5
10
20
This graph represents 90 percentile data points.
For worst case design characteristics, multiply surge power by 2/3.
PW, PULSE WIDTH (ms)
Figure 5. Maximum Surge Power
http://www.yeashin.com
5
RECT ANGULAR
WAVEFORM
TJ = 25°C PRIOR TO
INITIAL PULSE
50
100
200
500 1000
REV.03 20121011
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