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TB6552FN Datasheet(PDF) 2 Page - Toshiba Semiconductor |
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TB6552FN Datasheet(HTML) 2 Page - Toshiba Semiconductor |
2 / 14 page TB6552FN/FNG/FL/FLG 2007-4-2 2 Block Diagram Pin Functions Pin No Pin.Name FN/FNG FL/FLG Functional Description Remarks GND 1 21 Small-signal GND pin GND for small-signal power supply (VCC) AIN1 2 18 Control signal input 1 (Ch. A) AIN2 3 17 Control signal input 2 (Ch. A) APWM 4 16 PWM control signal input pin (Ch. A) Input PWM signal ASTBY 5 15 Standby control input pin (Ch. A) Ch. A circuit is in standby (power save) state while this signal is Low. AO1 7 13 Output pin 1 (Ch. A) Ch. A connect to motor coil pin AO2 8 11 Output pin 2 (Ch. A) Ch. A connect to motor coil pin PGND 9 10 GND pin for motor GND for motor power supply (VM) VM 6 14 Motor power supply pin VM (ope) = 2.5 V to 13.5 V BO2 10 8 Output pin 2 (Ch. B) Ch. B connect to motor coil pin BO1 11 5 Output pin 1 (Ch. B) Ch. B connect to motor coil pin BSTBY 12 4 Standby control input pin (Ch. B) Ch. B circuit is in standby (power save) state while this signal is Low. BPWM 13 3 PWM control signal input pin (Ch. B) Input PWM signal BIN2 14 2 Control signal input 2 (Ch. B) BIN1 15 1 Control signal input 1 (Ch. B) VCC 16 22 Small-signal power supply pin VCC (ope) = 2.7 V to 5.5 V Note: Pins 6, 7, 9, 12, 19, 20, 23 and 24 on the FL/FLG are NC (not connected) pins. VCC BSTBY BIN1 BIN2 BPWM BO1 BO2 VM GND ASTBY AIN1 AIN2 APWM AO1 AO2 PGND Control logic (Ch. B) Control logic (Ch. A) Bridge Driver (Ch. B) Bridge Driver (Ch. A) TSD |
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