Air Conditioner Outdoor Unit Control Circuit

This Reference Design provides design guide, data and other contents of the Air Conditioner Outdoor Unit that control two motors (fan motor, compressor) and a PFC circuit with a single MCU.

Air Conditioner Outdoor Unit Control Circuit
TRS24N65FB TRS24N65FB TMPM4KLFYAUG TMPM4KLFYAUG TPD4204F TPD4204F GT30J65MRB GT30J65MRB TK20A60W5 TK20A60W5 TK20A60W5 TK20A60W5 TK20A60W5 TK20A60W5 TK20A60W5

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Features

  • Control circuit for Air Conditioner Outdoor Unit with AC 200V input
  • One MCU controls two motors and a PFC circuit
  • Outline Size : 160 mm x 220 mm
  • In addition to MCUs, we propose optimal power devices (IGBTs, power MOSFETs, Intelligent Power Devices, SiC Schottky barrier diodes) in total.

Description

Input voltage AC 220 V (Typ.)
Control Method Sensorless vector control
Rated Output PFC: 1500 W, Fan motor: 200 W, Compressor: 1300 W
Switching Frequency PFC: 60 kHz, Fan motor: 16kHz, Compressor: 6.5kHz

Design Documents

Materials for designers, such as an overview of circuit operation and explanations of design considerations. Please click on each tab to view the contents.

Design Data

Provides circuit data that can be loaded into EDA tools, PCB layout data, and data used in PCB manufacturing. Available in formats from multiple tool vendors. You can freely edit it with your preferred tool.

Used Toshiba Items

Part Number Device Category Portion Usage Description
TXZ+4A PFC control and Sensorless vector control ・1
Intelligent power device 600V (High voltage PWM DC brushless motor driver) Fan motor driving Circuit・1 600 V/2.5 A 3-phase Brushless DC Motor Driver IC built-in Power Device, SSOP30
Discrete IGBT PFC circuit・1
Power MOSFET (N-ch 500V<VDSS≤700V) Compressor circuit・6 N-ch MOSFET, 600 V, 0.175 Ω@10V, TO-220SIS, DTMOSⅣ
DMOS transistor array Valve Control circuit・1
Photocoupler (phototransistor output) Indoor unit communication circuit・2 Photocoupler (phototransistor output), DC input, 5000 Vrms, DIP4(TLP785)
SiC Schottky barrier diode PFC circuit・1 650 V/24 A SiC Schottky Barrier Diode, TO-247
Comparator (CMOS) PFC circuit・1 Dual Comparator (CMOS), 7 V, +/-3.5 V, SOT-505(SM8)
Comparator (Bipolar) Compressor circuit・1 Single Comparator (Bipolar), 36 V, +/-18 V, SOT-25(SMV)

Related Documents

We provide materials useful for designing and considering similar circuits, such as application notes for installed products. Please click on each tab to view the contents.

Applications

Air Conditioner
Such as efficiency of motor driving, low power consumption and miniaturization are important in designing air conditioner. Toshiba provides information on a wide range of semiconductor products suitable for power sullpy units, motor driving units, control units, sensor signal input units, etc., along with circuit configuration examples.
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