參數(shù)資料
型號(hào): AS2845D-8
廠商: Electronic Theatre Controls, Inc.
英文描述: Current Mode Controller
中文描述: 電流模式控制器
文件頁(yè)數(shù): 8/20頁(yè)
文件大?。?/td> 94K
代理商: AS2845D-8
AS2842/3/4/5
Current Mode Controller
ASTEC Semiconductor
44
Typical Performance Curves
Regulator Load Regulation
Timing Capacitor vs Oscillator
Frequency
Figure 6
Figure 7
Figure 8
Figure 9
Maximum Duty Cycle Temperature
Stability
Maximum Duty Cycle vs Timing
Resistor
I
SC
– Regulator Source Current (mA)
0
V
R
–24
–20
–12
–8
–4
0
40
60
100
140
20
80
–16
120
150° C
25° C
–55° C
R
T
– Timing Register (k
)
0.3
20
M
40
60
80
100
10
1
3
F
OSC
– Oscillator Frequency (kHz)
10
0.1
C
T
1
10
100
100
1 M
R
T
= 1 k
R
T
= 680
R
T
= 4.7 k
R
T
= 10 k
R
T
= 2.2 k
T
A
– Ambient Temperature
–55
40
M
60
80
100
45
125
50
70
90
–35
–15
5
25
65
85
105
R
T
= 1 k
R
T
= 680
R
T
= 10 k
R
T
= 2.2 k
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