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NCP1570 Datasheet(PDF) 6 Page - ON Semiconductor

Part No. NCP1570
Description  Low Voltage Synchronous Buck Controller
Download  14 Pages
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Maker  ONSEMI [ON Semiconductor]
Homepage  http://www.onsemi.com
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NCP1570 Datasheet(HTML) 6 Page - ON Semiconductor

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NCP1570
http://onsemi.com
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
Figure 8. Undervoltage Lockout Thresholds vs.
Temperature
0
6
Temperature (°C)
7
8
9
10
11
20
40
60
80
100
120
0
198
Temperature (°C)
199
200
201
202
203
204
205
20
40
60
80
120
100
0
982
Temperature (°C)
984
986
988
20
40
60
80
100
120
0
22
Temperature (°C)
23
24
25
26
20
40
60
80
100
120
0
504
Temperature (°C)
508
512
516
520
20
40
60
80
100
120
0
7.0
Temperature (°C)
7.2
7.4
7.6
7.8
8.0
8.2
8.4
20
40
60
80
120
100
Turn−On
Threshold
Turn−Off
Threshold


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