參數(shù)資料
型號: SC1409ISTR
廠商: Semtech Corporation
元件分類: 基準電壓源/電流源
英文描述: Isolated Flyback Switching Regulator with 9V Output
中文描述: 隔離反激式開關(guān)穩(wěn)壓9V輸出
文件頁數(shù): 4/8頁
文件大小: 109K
代理商: SC1409ISTR
SC1409
2000 SEMTECH CORP.
652 MITCHELL ROAD NEWBURY PARK CA 91320
1 A Synchronous Switching Regulator
June 28, 2000
4
0.0
0.2
0.4
0.6
0.8
1.0
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
EN/SS Voltage (V)
O
Soft Start control of Vout
25mOhm
60%
70%
80%
90%
0.0
0.2
0.4
0.6
0.8
1.0
Io(A)
E
3.3V; f=300kHz
3.3V; f=500kHz
2.5V; f=300kHz
2.5V; f=500kHz
-0.6%
-0.4%
-0.2%
0.0%
0.2%
0.4%
4.4
4.6
4.8
5.0
5.2
5.4
5.6
Vin (V)
L
Vo=3.3V
Io=0.2A
Ta=25
o
C
Ripple; Vo=3.3V; Io=1A; f=300kHz
Error Amplifier, Gain and Phase
-10
100E+0
0
10
20
30
40
50
10E+3
1E+6
100E+6
Frequency (Hz)
G
-90
-45
0
45
90
135
180
P
Phase
Gain
Load Regulation Characteristic
-0.6%
-0.4%
-0.2%
0.0%
0.0
0.2
0.4
0.6
0.8
1.0
Io (A)
L
Efficiency
Typical Line Regulation
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