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NCP1573 Datasheet(PDF) 6 Page - ON Semiconductor

Part No. NCP1573
Description  Low Voltage Synchronous Buck Controller
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Maker  ONSEMI [ON Semiconductor]
Homepage  http://www.onsemi.com
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NCP1573 Datasheet(HTML) 6 Page - ON Semiconductor

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NCP1573
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6
TYPICAL PERFORMANCE CHARACTERISTICS
Figure 3. Supply Current vs. Temperature
Figure 4. Oscillator Frequency vs. Temperature
Figure 5. Reference Voltage vs. Temperature
Figure 6. Artificial Ramp Amplitude vs. Temperature
(50% Duty Cycle)
Figure 7. PWM Offset Voltage vs. Temperature
0
5
Temperature (°C)
6
7
8
9
10
20
40
60
80
100
120
0
202
Temperature (°C)
204
206
208
210
212
214
216
20
40
60
80
120
100
0
520
Temperature (°C)
525
530
535
540
20
40
60
80
100
120
0
0.976
Temperature (°C)
20
40
60
80
100
120
0.984
0.983
0.982
0.981
0.980
0.979
0.978
0.977
0
20
Temperature (°C)
20
40
60
80
100
120
27
26
25
24
23
22
21
Figure 8. VFB Bias Current vs. Temperature
0
0.40
Temperature (°C)
20
40
60
80
100
120
0.60
0.55
0.50
0.45


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