1SMA4764(Old_V) 데이터 시트보기 (PDF) - TSC Corporation
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1SMA4764 Datasheet PDF : 5 Pages
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RATINGS AND CHARACTERISTIC CURVES ( 1SMA4741 THRU 1SMA200Z)
FIG.1- POWER TEMPERATURE DERATING CURVE
1.25
1.0
0.75
0.50
0.25
0 20 40 60 80 100 120 140 160 180 200
AMBIENT TEMPERATURE(oC)
FIG.2- TYPICAL FORWARD CHARACTERISTICS
1000
500
MINIMUM
MAXIMUM
200
100
50
20
70 oC
10
150 oC
5.0
25 oC
2.0
1.0
0.4
0.5
0.6
0.7
0 oC
0.8
0.9
1.0
1.1
VF, FORWARD VOLTAGE (VOLTS)
FIG.3- EFFECT OF ZENER CURRENT
ON ZENER IMPEDANCE
1000
500
200
100
50
20
10
5.0
47V
27V
0.8V
TJ = 25 oC
IZ(rms)= 0.1 IZ(dc)
f = 1KHz
2.0
1.0
0.1 0.2
0.5 1.0 2.0
5.0 10 20
IZ, ZENER CURRENT (mA)
50 100
FIG.4- EFFECT OF ZENER VOLTAGE
ON ZENER IMPEDANCE
1000
700
500
200
100
70
50
IZ = 1.0mA
5.0mA
TJ = 25 oC
IZ(rms)= 0.1 IZ(dc)
f = 1KHz
20
20mA
10
7.0
5.0
2.0
1.0
1.0
2.0 3.0 5.0 7.0 10
20 30
IZ, ZENER CURRENT (mA)
50 70 100
FIG.5- TYPICAL LEAKAGE CURRENT
10000
7000
5000
2000
1000
700
500
TYPICAL LEAKAGE CURRENT
AT 80% OF NOMINAL
BREAKDOWN VOLTAGE
200
100
70
50
20
10
7.0
5.0
2.0
1.0
0.7
0.5
0.2
0.1
0.07
0.05
+125 oC
0.02
0.01
0.007
0.005
+25 oC
0.002
0.001
3.0 4.0 5.0 6.0 7.0 8.0 9.0 10 11 12 13 14 15
VZ, NOMINAL ZENER VOLTAGE (VOLTS)
- 125 -
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