TB6551FG Toshiba, TB6551FG Datasheet - Page 4

• 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

Input/Output Equivalent Circuits
Positional signal input pin U
Positional signal input pin V
Positional signal input pin W
Forward/reverse switching
input pin
L: Forward (CW)
H: Reverse (CCW)
Reset input
L: Stops operation (reset).
H: Operates.
Voltage instruction signal
input pin
Turn on the lower transistor
at 0.2 V or less.
(X, Y, Z pins: On duty of 8%)
Lead angle setting signal
input pin
0 V: 0°
5 V: 58°
(5-bit AD)
Pin Description
CW/CCW
Symbol
RES
HW
HU
HV
V
LA
e
Digital
With Schmitt trigger
Hysteresis 300 mV (typ.)
L : 0.8 V (max)
H: V
Digital
With Schmitt trigger
Hysteresis 300 mV (typ.)
L : 0.8 V (max)
H: V
Digital
With Schmitt trigger
Hysteresis 300 mV (typ.)
L : 0.8 V (max)
H: V
Analog
Input range 0 V to 5.0 V
Input voltage of Vrefout or higher is
clipped to Vrefout.
Analog
Input range 0 V to 5.0 V
Input voltage of V
clipped to V
refout
refout
refout
− 1 V (min)
− 1 V (min)
Input/Output Signal
− 1 V (min)
refout
.
refout
4
or higher is
Input/Output Internal Circuit
V
V
V
refout
refout
V
V
refout
CC
CC
V
TB6551FG/FAG
V
refout
refout
2.4 kΩ
2.4 kΩ
2.4 kΩ
120 Ω
120 Ω
2008-12-24