TB6551FG Toshiba, TB6551FG Datasheet - Page 11

• Manufacturer Part Number: TB6551FG
• Manufacturer: Toshiba

Specifications of TB6551FG

• Operating Current: 6mA
• Operating Temperature Classification: Commercial
• Package Type: SSOP
• Operating Supply Voltage (min): 6V
• Operating Supply Voltage (max): 10V
• Function: Controller
• Vopmax (vm*): 7V (12V)
• Io (lpeak): 2mA
• Sinusoidal Current Wave: yes
• Sensor-less: no
• Speed Feedback Loop: no
• Package: SSOP24
• Rohs Compatible†: yes
• Lead Free Status / RoHS Status: Compliant

Operation Flow
Positional signal
(Hall IC)
Voltage
instruction
Oscillator
System clock
generator
Position
detector
(Note)
100%
92%
0
Phase matching
0.2 V (typ.)
0.2 V (typ.)
Counter
Driven by square wave
Voltage instruction V
Voltage instruction V
Driven by sine wave
11
Phase U
Phase
Phase V
Note: Output ON time is decreased by the dead time
W
(carrier frequency)
(modulation signal)
Sine-wave pattern
Triangular wave
(carrier frequency × 92% − T
e
e
5 V (V refout )
4.6 V
Comparator
TB6551FG/FAG
d
× 2).
2008-12-24
U
X
V
Y
W
Z