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参数资料
| 型号： | MM1548N |
| 厂商： | MITSUMI ELECTRIC CO LTD |
| 元件分类： | 电源管理 |
| 英文描述： | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO6 |
| 封装： | SOT-26, 6 PIN |
| 文件页数： | 3/12页 |
| 文件大小： | 128K |
| 代理商： | MM1548N |
MITSUMI
Secondary Control for Energy-Saving AC Adaptor MM1548
Timing Chart
1 VCC PIN
2 OUT PIN
3 PO1 PIN
4 CNT PIN
5.1V
4.9V
0V
Open
115mV
200mV
VCC
OUT
Low(Load 5k
)
Control
0mA
5 Load current
Load detection current
(200mV/RLS)
Energy saving current
(115mV/RLS)
Load current decrease
5 Load current
1 VCC PIN
2 OUT PIN
3 PO1 PIN
4 CNT PIN
Load current increase
Load detection current
(200mV/RLS)
Energy saving current
(115mV/RLS)
5.1V
4.9V
0V
Open
200mV
VCC
OUT
Low(Load 5k
)
Control
0mA
Load current increase
AC input
Rectifying
circuit
Delay circuit
Switching
interruption
control
Switching
circuit
Smoothing
circuit
MM1548
Output
+
–
signal detection
circuit
Photocoupler
RLS
VCC CNT OUT
PO1 GND
CS
RCS
4
3
5
2
1
Load / Energy-saving detection
Load current decrease
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