參數(shù)資料
型號: AN8027
廠商: PANASONIC CORP
元件分類: 穩(wěn)壓器
英文描述: AC-DC switching power supply control IC with standby mode
中文描述: 1 A SWITCHING CONTROLLER, 80 kHz SWITCHING FREQ-MAX, PSIP9
封裝: PLASTIC, SIP-9
文件頁數(shù): 12/28頁
文件大?。?/td> 301K
代理商: AN8027
AN8027, AN8037
Voltage Regulators
12
I
Application Notes (continued)
[1] Operation descriptions (continued)
3.
Control waveform timing chart (continued)
3) Pulse-by-pulse overcurrent protection (CLM) operation
(A)Voltage on bias winding
(B)TR pin voltage
(C)CF pin voltage
0 V
0 V
0 A
0 V
0.2 V
CLM threshold voltage
4 V
2.4 V
Off
On
On
Off
Off
On
Off
On
Off
Off
On
On
Off
Off
On
Off
On
Off
0 V
0 A
(E) Current on primary
winding
(H)CLM pin voltage
(D)Out pin voltage
V
FB
voltage
V
CC
1.5 V
<Circuit diagram>
AN8027, TR
CLM
(D)
(G)
(A)
(E)
(F)
CF
V
CC
Out
(C)
(B)
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