參數(shù)資料
型號: CS52843ED8
廠商: ON SEMICONDUCTOR
元件分類: 穩(wěn)壓器
英文描述: 1 A SWITCHING CONTROLLER, PDSO8
封裝: SOP-8
文件頁數(shù): 5/9頁
文件大?。?/td> 240K
代理商: CS52843ED8
CS52843
http://onsemi.com
5
TYPICAL PERFORMANCE CHARACTERISTICS
900
F
800
700
600
500
400
300
200
100
.0005
.001
.002
.003
.005
.01
.02 .03 .04 .05
C
T
(
μ
F)
D
100
90
80
70
60
50
40
30
20
10
R
T
(
Ω
)
Figure 2. Oscillator Frequency vs C
T
Figure 3. Oscillator Duty Cycle vs R
T
1
2
3
4
5
7
1
2
3
4
5
1
7
R
T
= 680
Ω
R
T
= 1.5 k
Ω
R
T
= 10 k
Ω
V
REF
COMP
V
CC
V
OUT
GND
V
FB
Sense
OSC
C
T
V
REF
V
CC
V
OUT
GND
A
0.1
μ
F
0.1
μ
F
1.0 k
Ω
1.0 W
2N2222
100 k
Ω
R
T
5.0 k
Ω
Sense
Adjust
4.7 k
Ω
1.0 k
Ω
Error Amp
Adjust
4.7 k
Ω
Figure 4. Test Circuit Open Loop Laboratory Test Fixture
CIRCUIT DESCRIPTION
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