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參數(shù)資料
| 型號(hào)： | PJ494 |
| 廠商： | Electronic Theatre Controls, Inc. |
| 英文描述： | Switchmode Pulse Width Modulation Control Circuit |
| 中文描述： | 開(kāi)關(guān)模式脈寬調(diào)制控制電路 |
| 文件頁(yè)數(shù)： | 10/11頁(yè) |
| 文件大小： | 688K |
| 代理商： | PJ494 |
PJ494
Switchmode Pulse Width Modulation Control Circuit
10-11
2002/11.rev.A
Figure 21. Pulse Width Modulated Step-Down Converter
Test
Condition
Result
Line Regulation
Load Regulation
Output Ripple
Short Circuit Current
Efficiency
V
IN
= 8.0V to 40V
V
IN
= 12.6V, Io = 0.2mA to 200mA
V
IN
= 12.6V, Io = 200mA
V
IN
= 12.6V, R
L
=0.1
V
IN
= 12.6V, Io = 200mA
3.0mV 0.01%
5.0mV 0.02%
40mV pp P.A.R.D
250mA
72%
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