參數(shù)資料
型號(hào): NCP1381DR2G
廠商: ON SEMICONDUCTOR
元件分類: 穩(wěn)壓器
英文描述: Low−Standby High Performance PWM Controller
中文描述: 1 A SWITCHING CONTROLLER, 125 kHz SWITCHING FREQ-MAX, PDSO14
封裝: LEAD FREE, SOIC-14
文件頁(yè)數(shù): 22/26頁(yè)
文件大?。?/td> 559K
代理商: NCP1381DR2G
NCP1381
http://onsemi.com
22
40
80
120
160
200
5.0
5.0
15
25
35
2
10.0m
30.0m
50.0m
TIME (s)
70.0m
90.0m
1.5
500m
2.5
4.5
6.5
3
Figure 33.
The mains goes up and down, the bottom signal stops pulses at low mains but reactivates them when V
CC
= 15 V.
V
C
Plot3
V
i
V
O
Plot2
Plot1
Bulk Voltage
V
CC
Internal OK Signal
Figure 34.
The B
OK
comes back in the descent but the logic waits until the UVOL circuitry detects 15 V to restart the controller.
5.00
5.00
15.0
25.0
35.0
1.5
500m
2.5
4.5
6.5
41.3m
41.8m
42.4m
TIME (s)
42.9m
43.5m
2.0
2.0
6.0
10
14
V
i
Plot3
B
O
V
O
Plot2
Plot1
V
CC
P
ON
Reset
B
OK
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