參數(shù)資料
型號(hào)： MAX5019-MAX5020
廠(chǎng)商： Maxim Integrated Products, Inc.
英文描述： Current-Mode PWM Controllers with Integrated Startup Circuit
中文描述： 電流模式PWM集成啟動(dòng)電路控制器
文件頁(yè)數(shù)： 5/14頁(yè)
文件大?。?/td> 328K
代理商： MAX5019-MAX5020
_______________________________________________________________________________________
5
M
Current-Mode PWM Controllers with Integrated
Startup Circuit
Typical Operating Characteristics (continued)
(V+ = 48V, V
DD
= 13V, CS = GND, NRDV is open circuit, T
A
= +25
°
C, unless otherwise noted.)
267.0
268.0
267.5
269.0
268.5
269.5
270.0
270.5
271.0
0
10
15
5
20
25
30
35
40
NDRV FREQUENCY vs. V
DD
M
V
DD
(V)
N
FB = GND
47.0
47.2
47.1
47.4
47.3
47.6
47.5
47.7
47.9
47.8
48.0
0
10
15
5
20
25
30
35
40
MAX5020
MAXIMUM DUTY CYCLE vs. V
DD
M
V
DD
(V)
M
V
FB
= 4V, CS = GND
DEVICE POWERED
FROM V+
DEVICE POWERED
FROM V
DD
9.5
9.6
9.8
9.7
10.0
10.1
9.9
10.2
0
10
15
5
20
25
30
35
40
V
CC
vs. V
DD
M
V
DD
(V)
V
C
DEVICE POWERED FROM V
DD
DEVICE POWERED
FROM V+
FB = GND
1.51
1.53
1.52
1.56
1.55
1.54
1.59
1.58
1.57
1.60
0
40
V+ VOLTAGE (V)
20
60
80
100
V+ SUPPLY CURRENT vs.
V+ VOLTAGE
M
V
V
FB
= V
DD
= GND
0
2
14
6
4
8
10
12
16
0
40
V+ VOLTAGE (V)
30
10 20
50 60 70 80 90
110
V+ SUPPLY CURRENT vs. V+ VOLTAGE
(AFTER STARTUP)
M
V
μ
A
100
V
DD
= 13V, FB = GND
9.0
9.4
9.2
9.8
9.6
10.2
10.0
10.4
V
CC
VOLTAGE vs. V
CC
CURRENT
M
V
CC
CURRENT (mA)
V
C
0
5.0
10.0
15.0
20.0
V+ = 110V, V
FB
= 4V
V
DD
= 36V
V
DD
= 13V
9.0
9.3
9.2
9.1
9.4
9.5
9.6
9.7
9.8
9.9
10.0
0
5.0
10.0
15.0
20.0
V
CC
VOLTAGE vs. V
CC
CURRENT
M
V
CC
CURRENT (mA)
V
C
V
DD
= GND, V
FB
= 4V
V+ = 110V
V+ = 90V
V+ = 72V
V+ = 48V
V+ = 36V
V+ = 24V
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