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Toshiba |
TA8466AF
TOSHIBA BIPOLAR LINEAR INTEGRATED CIRCUIT SILICON MONOLITHIC
TA8466AF
3 PHASE FULL WAVE BRUSHLESS DC MOTOR DRIVER IC
TA8466AF is a semi−linear type 3 Phase Full Wave Brushless DC
Motor Driver IC, developed as a cylinder motor driver for
stationary VTRs.
FEATURES
l Low Noise Soft Switching Drive
l One direction Drive
l Small Outer Capacitance
l Operating Supply Voltage : VCC = 7~17 V
l Hall Input Sensitivity : VH = 30 mVp−p
l Built−in Protective Diodes for All Input Pins
l Built−in Control Amp Reference Voltage (with Output Pins)
l Built−in Thermal Shutdown Circuit
Weight : 0.50 g (Typ.)
1 2001-06-13
BLOCK DIAGRAM
TA8466AF
Pins (4) and (14) are NC.
Keep Pin (6) open.
PIN FUNCTION
PIN No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
F
SYMBOL
VCC
La
RF
N.C.
VIN
Vref
Ha+
Ha−
Hb+
Hb−
Hc+
Hc−
RF
N.C.
Lc
Lb
FIN
FUNCTIONAL
Supply voltage input pin
a−phase drive output pin
Output current detecting pin
N.C. pin
Control amp positive input pin
Control amp reference voltage output pin
a−phase Hall amp positive input pin
a−phase Hall amp negative input pin
b−phase Hall amp positive input pin
b−phase Hall amp negative input pin
c−phase Hall amp positive input pin
c−phase Hall amp negative input pin
Output current detecting pin
N.C. pin
c−phase drive output pin
b−phase drive output pin
(Connect to GND)
2 2001-06-13
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