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參數資料
| 型號： | NCP1511FCT1G |
| 廠商： | ON SEMICONDUCTOR |
| 元件分類： | 穩壓器 |
| 英文描述： | Up to 500 mA, High Efficiency Synchronous Step-Down DC-DC Converter |
| 中文描述： | 0.8 A SWITCHING REGULATOR, 1000 kHz SWITCHING FREQ-MAX, PBGA9 |
| 封裝： | LEAD FREE, MICRO BUMP-9 |
| 文件頁數： | 9/16頁 |
| 文件大?。?/td> | 162K |
| 代理商： | NCP1511FCT1G |
NCP1511
http://onsemi.com
9
Figure 22. Line Transient Response for PWM
Figure 23. Line Transient Response for PM
200 s/div
V
out
AC Coupled
10 mV/div
V
in
1 V/div
V
out
= 1.89 V
I
out
= 300 mA
PWM
3.0 V
3.6 V
200 s/div
V
out
AC Coupled
10 mV/div
V
in
1 V/div
V
out
= 1.89 V
I
out
= 30 mA
PM
3.0 V
3.6 V
Figure 24. Load Transient Response
Figure 25. Output Voltage Transition from
1.5 V to 1.89 V
Figure 26. Transition between PWM and PM
50 s/div
V
out
AC Coupled
20 mV/div
V
in
1 V/div
V
in
= 3.6 V
V
out
= 1.89 V
PWM
300 mA
10 mA
200 s/div
V
out
100 mV/div
CB1
2 V/div
CB0=1
V
in
= 3.6 V
I
out
= 300 mA
PWM
1.89 V
1.5 V
200 s/div
V
out
AC Coupled
10 mV/div
SYNC
V
in
= 3.6 V
V
out
= 1.5 V
I
out
= 30 mA
PWM
PM
2.0 V
0
PM
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| NCP1521BSNT1G | 功能描述:直流/直流開關轉換器 STEP DWN DCDC CNVRTR 1.5MHz 600mA RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數量:2 最大工作溫度:+ 85 C 安裝風格:SMD/SMT |
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