SG3526 查看數據表（PDF） - Motorola => Freescale
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SG3526 Datasheet PDF : 10 Pages
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SG3526
Figure 1. Reference Stability over Temperature
Figure 2. Reference Voltage as a
Function Supply Voltage
50 mV
Spec
Limit
–75 –50 –25 0 25 50 75 100 125 150
TJ, JUNCTION TEMPERATURE (°C)
5.0
4.0
3.0
2.0
1.0
1.0
2.0 3.0 4.0 5.0
10
20 30 40
VCC, SUPPLY VOLTAGE (V)
Figure 3. Error Amplifier Open Loop
Frequency Response
80
60
40
20
1+
_
3
0
2
100 pF CComp
10
100
1.0 k
10 k 100 k 1.0 M 10 M
f, FREQUENCY (Hz)
Figure 4. Current Limit Comparator Threshold
8.0
7.0
6.0
5.0
4.0
3.0
2.0
1.0
0
25 50 75 100 125 150 175 200
DIFFERENTIAL INPUT VOLTAGE (mV)
Figure 5. Undervoltage Lockout Characteristic
8.0
7.0
6.0
5.0
4.0
3.0
2.0
1.0
0
0 1.0 2.0 3.0 4.0 5.0 6.0 7.0 8.0
Vref, REFERENCE VOLTAGE (V)
Figure 6. Output Driver Saturation Voltage as a
Function of Sink Current
2.5
2.0
1.5
1.0
0.5
0
2.0
5.0
10
20
50
100 200
OUTPUT DRIVER SINK CURRENT (mA)
MOTOROLA ANALOG IC DEVICE DATA
5
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