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AP8804
PFM DC-DC AP8804
AP8804 、、 、 PFM DC-DC 。
AP8804 , 。
� :95% � :300KHz � :15uA � :2.5V~5.0V( 0.1V) � :±2.5% � :0.9V~5.0V � , � SOT-89
� 1~3 � 、、LED 、LED
、、MP3、、、 、、、 、、VCR、PDA
SHIWEI SEMICONDUCTOR Co.,LTD.
0755-86248636/29977358
LX Current limiting
-comparator +
buffer
PFM
+
control OSC
Error Amplifier 1.24V
Chip
E N Enable
300KHz
bandgap
Pin Name
LX
AP8804 XXT
SOT-23-3
2
AP8804 XXF
SOT-23-5
5
AP8804 XXE
SOT-89
3
VOUT
3
2
2
EN - 1 -
GND
1
4
1
NC - 3 -
AP8804
VOUT
GND
SHIWEI SEMICONDUCTOR Co.,LTD.
0755-86248636/29977358
ESD
Vmax ILXmax
VOUT VLX LX
Psot-89 SOT-89
Tmin-max
Tstorage
VESD
AP8804
8 1000 0.5 -20-85 -40-165 2000
V mA W oC oC V
SHIWEI SEMICONDUCTOR Co.,LTD.