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TB6556F Dataheets PDF



Part Number TB6556F
Manufacturers Toshiba Semiconductor
Logo Toshiba Semiconductor
Description 3-Phase Full-Wave Sine-Wave PWM Brushless Motor Controller
Datasheet TB6556F DatasheetTB6556F Datasheet (PDF)

www.DataSheet4U.com TB6556F/FG TOSHIBA Bi-CMOS Integrated Circuit Silicon Monolithic TB6556F/FG 3-Phase Full-Wave Sine-Wave PWM Brushless Motor Controller 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) External setting/automatic internal setting Built-in dead time function (setting 2.6 µs or 3.8 µs) Supports bootstrap circuit Overcurrent protection signal input pin B.

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www.DataSheet4U.com TB6556F/FG TOSHIBA Bi-CMOS Integrated Circuit Silicon Monolithic TB6556F/FG 3-Phase Full-Wave Sine-Wave PWM Brushless Motor Controller 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) External setting/automatic internal setting Built-in dead time function (setting 2.6 µs or 3.8 µs) Supports bootstrap circuit Overcurrent protection signal input pin Built-in regulator (Vrefout = 5 V (typ.), 30 mA (max)) Operating supply voltage range: VCC = 6 V to 10 V Weight: 0.33 g (typ.) DataShee DataSheet4U.com TB6556FG: TB6556FG is a Pb-free product. The following conditions apply to solderability: *Solderability 1. Use of Sn-63Pb solder bath *solder bath temperature = 230˚C *dipping time = 5 seconds *number of times = once *use of R-type flux 2. Use of Sn-3.0Ag-0.5Cu solder bath *solder bath temperature = 245˚C *dipping time = 5 seconds *the number of times = once *use of R-type flux DataSheet4U.com 1 DataSheet4U.com DataSheet 4 U .com 2005-01-19 et4U.com DataSheet4U.com DataSheet 4 U .com DataSheet4U.com www.DataSheet4U.com TB6556F/FG Block Diagram Gin 24 Gout 25 PH 26 + LPF 27 LA 28 Upper limit Filter Lower limit Xin 14 Xout 15 HU 21 HV 20 HW 19 Ve 2 VCC 1 Regulator Internal Phase reference matching voltage Position detector Counter Output waveform generator Data select Phase V Comparator Setting dead time System clock generator 5-bit AD Phase U Comparator 9 U 6 X 8 V 5 Y 7 W 120/180 Charger Comparator PWM HU HV HW Switching 120°/180° and gate block protection on/off 4 Z 6-bit triangular wave generator UL 30 LL 29 Peak hold 10 Td DataSheet4U.com Phase W Comparator GND 13 Vrefout 23 Power-on reset RES 11 Idc 3 CW/CCW 18 SS 22 FG 17 EV 16 ST/SP CW/CCW Protection ERR & GB reset FG Rotating direction 12 OS 120°turn-on matrix 2 DataShee 2005-01-19 www.DataSheet4U.com TB6556F/FG Pin Description Pin No. 21 20 19 18 Symbol HU HV HW CW/CCW Description Positional signal input pin U Positional signal input pin V Positional signal input pin W Rotation direction signal input pin Reset-signal-input pin Voltage command signal Gain setting L: Forward H: Reverse L: Reset (output is non-active) operation/halt operation, also used for gate protection, built-in pull-up resistor With built-in pull-down resistor Idc signal level at a gain that optimizes the LA Connect the peak-hold capacitor and discharge resistor to GND, parallel to each other Connect the low-pass filter capacitor (built-in 100 kΩ resistor) Sets 0° to 58° in 32 steps Set lower limit for LA (LL = 0 V to 5.0 V) Set upper limit for LA (UL = 0 V to 5.0 V) L: Active LOW H: Active HIGH Inputs DC link current. Reference voltage: 0.5 V With built-in filter ( ∼ − 1 µs), built-in digital filter ( ∼ − 1 µs) With built-in feedback resistor When positional signal is HHH or LLL, gate block protection operates. With built-in pull-up resistor, built-in digit.


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