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參數(shù)資料
| 型號(hào)： | MM1548 |
| 廠商： | MITSUMI ELECTRIC CO LTD |
| 元件分類： | 電源管理 |
| 英文描述： | Secondary Control for Energy-Saving AC Adaptor Monolithic IC |
| 中文描述： | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO6 |
| 封裝： | SOT-26A, 6 PIN |
| 文件頁數(shù)： | 2/12頁 |
| 文件大?。?/td> | 132K |
| 代理商： | MM1548 |
MITSUMI
Secondary Control for Energy-Saving AC Adaptor MM1548
Block Diagram
GND
5
CS
6
PO1
4
V
CC
3
CNT
2
OUT
1
C
OUT
ROS1
ROS2
RCS
Constant current detection resistor
(CS=34mV)
Reference voltage decrease (drop)
Constant current control
(CS=114.4mV)
Constant voltage control
(V
CC
=5.1V)
Load detection(voltage)
(V
CC
=3.5V)
Over voltage
detection
(7V)
5k
Load detection(current)
(115mV 200mV)
Input/output difference control
(VCC-OUT=200mV)
Voltage buffer
Photocoupler-turn-off
Primary-side switching
control
RLS
Load detection resistor
RLB
V
CC
1.25V
Reference voltage
PC1
RL1
t
V
CC
=4.6V
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