參數(shù)資料
型號: TOP244R
廠商: Power Integrations, Inc.
英文描述: Family Extended Power, Design Flexible,Integrated Off-line Switcher
中文描述: 家庭擴展的電源,設計靈活,集成的離線切換
文件頁數(shù): 44/48頁
文件大?。?/td> 771K
代理商: TOP244R
TOP242-249
44
E
7/01
August 8, 2000
Typical Performance Characteristics (cont.)
0
100
200
300
400
500
600
10
100
1000
10000
P
Drain Voltage (V)
D
TOP249 1.00
TOP248 0.83
TOP247 0.67
TOP246 0.50
TOP245 0.33
TOP244 0.25
TOP243 0.17
TOP242 0.08
Scaling Factors:
600
400
500
200
100
300
0
0
200
100
400
500
300
600
DRAIN Voltage (V)
P
P
TOP249 1.00
TOP248 0.83
TOP247 0.67
TOP246 0.50
TOP245 0.33
TOP244 0.25
TOP243 0.17
TOP242 0.08
Scaling Factors:
Figure 68. C
OSS
vs. DRAIN Voltage.
2
1.2
1.6
0
0
20
40
60
80
100
DRAIN Voltage (V)
C
C
I
C
vs. DRAIN VOLTAGE
P
0.4
0.8
V
C
= 5 V
Figure 66. Output Characteristics.
1.2
0.8
1.0
0
-50
0
50
100
150
Junction Temperature (
°
C)
R
°
C
P
0.2
0.4
0.6
Figure 70. Remote OFF DRAIN Supply Current
vs. Temperature.
6
5
0
0
2
4
6
8
10 12 14 16 18 20
DRAIN Voltage (V)
D
P
2
1
T
CASE
= 25
°
C
T
CASE
= 100
°
C
4
3
TOP249 1.00
TOP248 0.83
TOP247 0.67
TOP246 0.50
TOP245 0.33
TOP244 0.25
TOP243 0.17
TOP242 0.08
Scaling Factors:
Figure 67. I
C
vs. DRAIN Voltage.
Figure 69. DRAIN Capacitance Power.
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