FA5527 FUJI [Fuji Electric], FA5527 Datasheet - Page 24

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FA5527

Manufacturer Part Number
FA5527
Description
Fuji Switching Power Control IC
Manufacturer
FUJI [Fuji Electric]
Datasheet

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AN-087E Rev.1.0
April-2011
Trigger (T) Output
Fuji Electric Co., Ltd.
Oscillator (OSC)
IS comp. output
(reset pulse)
Output voltage
Output signal
CLR Signal
“Q” output
(set pulse)
Blanking
Blanking
Q output
OUT pin
Voltage
Voltage
Voltage
FB pin
CS pin
IS pin
OSC
FF
( The sum of Blanking Time
Minimum ON width
and Delay Time to OUT pin )
Fig.21 Timing chart at start-up (soft start)
FA5526/5527/5528/5536/5537/5538
( CS pin voltage ) / 4 determines
ON width as high voltage period
of OUT pin
24
Blanking Time
http://www.fujielectric.co.jp/products/semiconductor/
( CS pin Voltage ) / 4

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