參數(shù)資料
型號: TB6551FAG
元件分類: 運(yùn)動控制電子
英文描述: BRUSHLESS DC MOTOR CONTROLLER, PDSO24
封裝: 0.300 INCH, 1 MM PITCH, PLASTIC, SSOP-24
文件頁數(shù): 3/20頁
文件大?。?/td> 284K
代理商: TB6551FAG
TB6551FG/FAG
2008-12-24
11
Operation Flow
Note: Output ON time is decreased by the dead time
(carrier frequency
× 92% Td × 2).
Sine-wave pattern
(modulation signal)
Triangular wave
(carrier frequency)
Position
detector
Counter
System clock
generator
Phase matching
Positional signal
(Hall IC)
Voltage
instruction
Oscillator
Comparator
Phase
W
Phase V
Phase U
U
X
V
Y
W
Z
Voltage instruction Ve
Driven by sine wave
Modulation
ratio
(modulation
signal)
0.2 V (typ.)
100%
5 V (Vrefout)
0
Voltage instruction Ve
Driven by square wave
Output
ON
duty
(U,
V
,W)
0.2 V (typ.)
92%
(Note)
4.6 V
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