FAN8728 데이터 시트보기 (PDF) - Fairchild Semiconductor
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FAN8728 Datasheet PDF : 26 Pages
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Calculation of Gain & Torque Limit Current
FAN8728
EC
ECR
-
Gm
+
VM1
Current / Voltage
Convertor
−
Vin
+
Absolute
Values
Negative
Feedback loop
R1
−
+ Driver
+
+
Vmax
−
VM
Max. output current limiting
VM1
IO
RCS
−
VS
Output
Current sense
+
CS1 (Pin 11)
Power
Transistors
U IO
V
W
Commutation
Distributor
H1 H2 H3
8-,99 " % & " !) " %: 6-
Gain 0.355
RCS
.: " 3 3 4 " " ,98.-
Itl[mA] Vmax 350[mV]
RCS
RCS
Application Information
1. Mute Function
) & .
; " % + " " % "-
MUTE123,4 ON
Voltage
MUTE123,4 OFFVoltage
2.5[V] above
OPEN or 0.5[V] below
Mute function operation
Normal operation
* &
" " " % -
; " (0 % " 3 )<.=+ " "
" 7-
; " 3 *-9<.=+ " " " 3 -
6% > "" 3 )?9°+ " "
" #$ " , " -
, -
6! " " ## -
11
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