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PDF TB6539 Data sheet ( Hoja de datos )
| Número de pieza | TB6539 | |
| Descripción | 3-Phase Full-Wave Sine-Wave PWM Brushless Motor Controller | |
| Fabricantes | Toshiba | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de TB6539 (archivo pdf) en la parte inferior de esta página. Total 20 Páginas | ||
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TOSHIBA Bi-CMOS Integrated Circuit Silicon Monolithic
TB6539N,TB6539F
3-Phase Full-Wave Sine-Wave PWM Brushless Motor Control
TB6539N/F
Features
· Sine-wave PWM control
· Built-in triangular-wave generator
(carrier cycle = fosc/252 (Hz))
· Built-in lead angle control function (0 to 58° in 32 steps)
· Built-in dead time function
· Supports bootstrap circuit
· Overcurrent protection signal input pin
· Built-in regulator (Vrefout = 5 V (typ.), 30 mA (max))
· Operating supply voltage range: VCC = 10 to 18 V
VM = 4.5 to 18 V
TB6539N
TB6539F
Weight
SDIP24-P-300-1.78 : 1.62 g (typ.)
SSOP30-P-375-1.00 : 0.63 g (typ.)
1 2002-06-12
1 page  
Pin Description
Symbol
Input/Output Signal
Output logic select signal
input pin
L: Active low
H: Active high
Digital
OS
L : 0.8 V (max)
H: Vrefout - 1 V (min)
TB6539N/F
Input/Output Internal Circuit
Vrefout Vrefout
2 kW
Overcurrent protection
signal input pin
Analog
Idc
Gate block protected at 0.5 V or higher
(released at carrier cycle)
VCC
200 kW
Comparator
Clock signal input pin
Clock signal output pin
Xin
Operating range
2 to 8 MHz (crystal oscillation)
Xout
Reference voltage signal
output pin
Vrefout 5 ± 0.5 V (max 30 mA)
Vrefout
Vrefout
Xin Xout
500 kW
VCC VCC
Reverse-rotation-detection
signal output pin
REV
Digital
Open collector output: 20 mA (max)
VCC
5 2002-06-12
5 Page 
Operation Flow
TB6539N/F
Positional signal
(Hall IC)
Position
detector
Counter
Phase matching
(Phase U)
Phase U
Phase V
Phase Sine-wave pattern
W (modulation signal) Comparator
Voltage
instruction
Oscillator
System clock
generator
Triangular wave
(carrier frequency)
U
X
V
Y
W
Z
(Note)
92%
Driven by square wave
0.2 V (typ.)
Voltage instruction Ve
4.6 V
Note: Output ON time is decreased by the dead time.
(carrier frequency ´ 92% - Td ´ 2)
100%
Driven by sine wave
0 0.2 V (typ.)
Voltage instruction Ve
5 V (Vrefout)
11
2002-06-12
11 Page | ||
| Páginas | Total 20 Páginas | |
| PDF Descargar | [ Datasheet TB6539.PDF ] | |
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