參數(shù)資料
型號(hào)： MAX5019-MAX5020
廠商： 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)： 4/14頁(yè)
文件大小： 328K
代理商： MAX5019-MAX5020
M
Current-Mode PWM Controllers with Integrated
Startup Circuit
4
_______________________________________________________________________________________
46.8
47.2
47.0
47.6
47.4
47.8
48.0
-40
20
40
-20
0
TEMPERATURE (
°
C)
60
80
MAX5020
MAXIMUM DUTY CYCLE
vs. TEMPERATURE
M
M
FB = GND
V+ SUPPLY CURRENT
vs. TEMPERATURE
M
1.55
1.56
1.58
1.57
1.62
1.63
1.61
1.60
1.59
1.64
V
-40
0
20
-20
40
60
80
TEMPERATURE (
°
C)
FB = V
DD
= GND
4.40
4.43
4.42
4.41
4.45
4.44
4.49
4.48
4.47
4.46
4.50
-40
-20
0
TEMPERATURE (
°
C)
20
40
60
80
SOFT-START SOURCE CURRENT
vs. TEMPERATURE
M
S
μ
A
V
DD
= FB = SS_SHDN = GND
V+ = 110V
13.50
13.55
13.70
13.65
13.60
13.75
13.80
-40
0
TEMPERATURE (
°
C)
-20
20
40
60
80
V+ INPUT CURRENT vs.
TEMPERATURE (AFTER STARTUP)
M
V
μ
A
V+ = 110V, V
DD
= 13V, FB = GND
179.0
180.0
179.5
180.5
182.0
181.5
181.0
182.5
-40
-20
0
TEMPERATURE (
°
C)
20
40
60
80
V+ SHUTDOWN CURRENT
vs. TEMPERATURE
M
V
μ
A
V+ = 110V, FB = SS_SHDN = GND
0.483
0.484
0.486
0.485
0.487
0.488
-40
0
TEMPERATURE (
°
C)
-20
20
40
60
80
CS THRESHOLD VOLTAGE
vs. TEMPERATURE
M
C
FB = GND
NDRV RESISTANCE
vs. TEMPERATURE
M
1.0
1.5
2.5
2.0
4.0
4.5
3.5
3.0
5.0
N
)
-40
0
TEMPERATURE (
°
C)
20
-20
40
60
80
HIGH-SIDE DRIVER
LOW-SIDE DRIVER
-40
-20
0
TEMPERATURE (
°
C)
20
40
60
80
CURRENT-LIMIT DELAY
vs. TEMPERATURE
M
C
188
190
192
194
196
198
200
202
204
206
208
210
FB = GND, 100mV OVERDRIVE ON CS
2.400
2.402
2.406
2.404
2.408
2.410
0
10
15
5
20
25
30
35
40
V
SS_SHDN
vs. V
DD
M
V
DD
(V)
V
S
Typical Operating Characteristics (continued)
(V+ = 48V, V
DD
= 13V, CS = GND, NRDV is open circuit, T
A
= +25
°
C, unless otherwise noted.)
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