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88EM8040 参数 Datasheet PDF下载

88EM8040图片预览
型号: 88EM8040
PDF下载: 下载PDF文件 查看货源
内容描述: 功率因数校正控制器的反激式拓扑结构 [Power Factor Correction Controller for Flyback Topology]
分类和应用: 功率因数校正控制器
文件页数/大小: 48 页 / 445 K
品牌: MARVELL [ MARVELL TECHNOLOGY GROUP LTD. ]
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88EM8040/88EM8041
Datasheet
Figure 6a: I
DD
Operation (I
DD_OP
) vs.
Temperature
7
6
5
Figure 6b: I
DD
Operation (I
DD_OP
) vs.
Temperature
7
6
5
IDD (mA)
4
3
2
1
0
IDD (mA)
4
3
2
1
0
-40
-20
0
20
Temperature (°C)
40
60
80
-40
-20
0
20
Temperature (°C)
40
60
80
Test Conditions:
V
DD
= 12V
V
IN
= 0V
F
SW
= 118kHz
V
FB
= 0V
C
Gate
= 1nF
V_I
sns
= 0V
Test Conditions:
V
DD
= 12V
V
IN
= 0V
F
SW
= 118kHz
V
FB
= 2.4V
C
Gate
= 1nF
V_I
sns
= 0V
Figure 7: V
DD
On/Off vs. Temperature
14
12
ON
10
VDD (V)
8
6
OFF
4
Hysteresis
2
0
-40
-20
0
20
40
60
80
Temperature (°C)
Test Conditions:
V
IN
= 0V
F
SW
= 118kHz
F
FB
= 2.4V
C
Gate
= 1nF
V_I
sns
= 0V
Doc. No. MV-S104983-01 Rev. A
Page 22
Document Classification: Proprietary
Copyright © 2009 Marvell
October 5, 2009, Preliminary