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Power Products - Single Chip Inverter

High Voltage Intelligent Power Devices (HV-IPD) or Single Chip Inverter ICs are the easiest way to "Brushless DC Motor Drive". Only few external passive components are necessary to realize a full operating motor control. The resulting system can directly operate from the 240VAC, because the maximum voltage rating of the device is 500V.
This HV-IPD is called Single Chip Inverter IC, because there is REALLY 1 chip inside the package. The following protections are integrated inside the chip: overheating protection, under voltage protection and over current limitation.

This line-up encountes nine (9) devices divided in 2 groups of product available:

  • Seven (7) items able to generate a 'Sine Wave Output current'. These devices have no PWM on board. They can be driven with a compatible TOSHIBA's TB6551 sine wave control IC or with a TB6582 which is sensorless sine wave control IC or with a MCU. With that configuration the noise of motor can be drastically reduced. The following current ratings are available: 1A, 2A and 3A. Same pin layout of all items allows easy exchange in case of different motor power ratings. All those item are optionally available with our without over current protection.
  • Two (2) items generating a 'Rectangular Wave Output Current'. These devices have PWM on board. This is stand-alone concept, means no additional control IC or MCU are necessary to drive the motor. Just a simple potentiometer and a low voltage power supply are necessary to control the motor. For cost reduction purpose, 3 op-amplifiers are integrated into the Chip, so inexpensive hall sensors can be used instead of hall ICs.
 

Single Chip Inverter IC's Line Up:

Product Name Rating Function
Hall SENSOR INPUT Signal 6 INPUT 3 Phase Matrix Logic PWM LEVEL SHIFT & DRIVER OVER CURRENT OVER TEMPERATURE UNDER VOLTAGE
TPD4121K 250V/1A Y - Y Y Y Y Y Y
TPD4122K 500V/1A Y - Y Y Y Y Y Y
TPD4123K 500V/1A - Y - - Y Y Y Y
TPD4123AK 500V/1A - Y - - Y - Y Y
TPD4120AK 500V/2A - Y - - Y - Y Y
TPD4124K* 500V/2A - Y - - Y Y Y Y
TPD4124AK* 500V/2A - Y - - Y - Y Y
TPD4125K
(pdf 391KB)
500V/3A - Y - - Y Y Y Y
TPD4125AK
(pdf 377KB)
500V/3A - Y - - Y - Y Y

* Product Name: input voltage is 2.5V


   
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