DL4728A 데이터 시트보기 (PDF) - Frontier Electronics.
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DL4728A Datasheet PDF : 2 Pages
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RATINGS AND CHARACTERISTIC CURVES DL4728A THRU DL4753A
FIG.1A- Range for Units to 12 Volts
+12
+10
+8
+6
+4
+2
0
-2
-4
23
45
RANGE
VZ＠IZT
6 7 8 9 10 11 12
VZ, ZENER VOLTAGE (VOLTS)
FIG.1B- Range for Units to 12 to 100 Volts
100
70
50
30
20
10
RANGE
VZ＠IZT
7
5
3
2
1
10
20
30
50
70 100
VZ, ZENER VOLTAGE (VOLTS)
Figure 2. Temperature Coefficients (-55℃to+150℃temperature change;90% of the units are in the ranges indicated.)
175
+6
150
VZ＠IZ
+4
TA=25℃
125
100
+2
20mA
75
50
25
0
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)
0
-2
-4
3
0.01mA
1mA
NOTE: BELOW 3 VOLTS AND ABOVE 8 VOLTS
CHANGES IN ZENER CURRENT DO NOT
AFFECT TEMPERATURE COEFFICIENTS
4
5
6
7
8
VZ, ZENER VOLTAGE (VOLTS)
1000
700
500
200
100
70
50
20
10
7
5
2
1
Figure 3. Typical Thermal Resistance versus Lead Length
Iz=1mA
5mA
20mA
Tj=25℃
Iz(ms)=0.1Iz(do)
f=60hz
1 2 3 5 7 10 20 30 50 70 100
Figure 4. Effect of Zener Current
400
300
200
0VBIAS
100
0VBIAS
50
20
10
8
4
1
50%OF BREAKDOWN BIAS
2
5 10 20
50 100
VZ, ZENER CURRENT (mA)
Figure. 7 - Power Temperature Derating Curve
1.25
VZ, NOMINAL VZ (VOLTS)
1.0
0.75
0.5
0.25
0
DL4728A THRU DL4753A
20 40
60 80 100 120 140 160 180 200
TL, LEAD TEMPERATURE (OC)
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