MC33264 查看數據表（PDF） - ON Semiconductor
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MC33264 Datasheet PDF : 10 Pages
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MC33264
+V = 4.0 to 12 V
IL
Load
IL = 1.23/R
1
Vin
2
Control On/Off
8
Vout
3
On/Off
Gnd
6
7
Base N/C
4
N/C
Adj
5
R
0.1
1.0 μF
Figure 9. Low Drift Current Source
Current Limit
Section
680
470
+Vin
0.05
1000 μF
2N3906
2N3906
120 k
220
75 k
0.033
0.33
1
2
Vin
On/Off
8
Vout
7
Base N/C
MC33264
3
On/Off
4
N/C
0.01
Gnd Adj
6
5
TIP32B
4.7 μF
Tant
R1
100 μF
Vout @ 2.0 A
R2
Figure 10. 2.0 Ampere Low Dropout Regulator
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