TB6556F TOSHIBA [Toshiba Semiconductor], TB6556F Datasheet - Page 4

• Manufacturer Part Number: TB6556F
• Description: 3-Phase Full-Wave Sine-Wave PWM Brushless Motor Controller
• Manufacturer: TOSHIBA [Toshiba Semiconductor]

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
120°/180° select signal
L: 120° turn-on mode
H: 180° turn-on mode
(OPEN)
Voltage command signal
1.0 V < Ve ≤ 2.1 V
Refresh operation
(X, Y, Z pins: ON duty of
8%)
Pin Description
CW/CCW
Symbol
RES
HW
HU
HV
SS
V
e
Digital
With Schmitt trigger
Hysteresis 300 mV (typ.)
Digital filter: 500 ns (typ.)
L: 0.8 V (max)
H: V
Digital
L: 0.8 V (max)
H: V
Digital
L: 0.8 V (max)
H: V
Digital
With Schmitt trigger
Hysteresis: 300 mV (typ.)
L: 0.8 V (max)
H: V
Analog
Input voltage range 0 to 5.4 V
Input voltage of 5.4 V or higher is
clipped to 5.4 V.
refout
refout
refout
refout
Input/Output Signal
− 1 V (min)
− 1 V (min)
− 1 V (min)
− 1 V (min)
4
Input/Output Internal Circuit
V
V
V
V
refout
refout
refout
refout
V
CC
V
V
V
V
refout
refout
refout
refout
2.0 kΩ
2.0 kΩ
2.0 kΩ
2.0 kΩ
100 Ω
TB6556F/FG
2005-01-19