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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： | 6/12页 |
| 文件大小： | 128K |
| 代理商： | MM1548N |
MITSUMI
Secondary Control for Energy-Saving AC Adaptor MM1548
Pin Description
Pin No.
Pin Name
Function
Internal equivalent circuit
1
OUT
Output (+) pin.
Connect Registor for load detection
between VCC pin, and connect collector
of PNP power transistor.
VCC
1
2
1.25V
3
4
6
VCC
2
CNT
PNP power transistor control pin.
Connect base of PNP power transistor.
4
PO1
Photo diode drive pin of photocoupler
for constant-current and constant-
voltage control.
Connect to cathode of diode.
5
GND
Ground pin.
6
CS
Overcurrent detection pin.
This pin doubles as output- pin.
Connect Resistor for overcurrent
detection between GND pin.
3
VCC
(+) power supply pin.
This pin doubles load detection pin.
Connect load detection resistor
between OUT pin, and connect emitter
of PNP power transistor.
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