Anya Yao

PCBA Solutions for Home Appliance

by from Qingdao Haier Intelligent Electronics Co.,Ltd.

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This Solution offers an ODM/OEM/EMS service.
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Qingdao DongXin Electronics Technology is specialized in PCBA manufacturer of frequency conversion solution for home appliances.

About this Solution:

Qingdao DingXin Electronics Technology Co. is one of four factories Qingdao Haier Intelligent Electronics Co.

Core Technology:

  • Intelligent home system based on bluetooth tech and WiFi tech
  • High-end touch tech and interactive display application tech:
    • LED LCD modules
    • Lattice TFT color display technology
    • The human-machine two*way information interaction technology
  • Energy-saving and environmental protection tech solar energy intelligent control system
  • Frequency conversion solution for home appliances:
    • Washing machine
    • Refrigerator
    • Air conditioner
    • Electronic motor
    • The others


PCBA Production Capacity:

  • PCBA:Produce 50 million sets / year
  • SMT:Total 30 SMT lines, SIEMENS and Panasonic Machine
  • Plant:Four plants in China, nearby delivery
  • Quality: AUTO AOI and ICT /FT test system

PCBA Solutions:

PCBA-Washing Machine-

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1. Direct current and drive top-load washing machine driver:

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  • Input: 176~265VAC / 50~60Hz 1000W max
  • Output:30~150Hz ,Max current 15A
  • Testing position by Hall sensor for high reliability
  • Power consumption and noises reduce by direct current and drive technic

2. Big capacity front-load washing machine drive:

14714215545853935.jpg

  • Input: 160~265VAC / 50~60Hz,800Wmax
  • Output: 4~320Hz ,Max current 10A
  • No position sensor for high reliability
  • Vector FOC control for high reliability and noises reduce

3. Direct current and drive front-load washing machine driver:

147142164064496840.jpg

  • Input: 160~265VAC / 50~60Hz,800Wmax
  • Output: 4~320Hz ,Max current 10A
  • No position sensor for high reliability
  • Vector FOC control for high reliability and noises reduce

4. Fuzzy control Top-load washing driver:

147142171090271527.jpg

  • Input: 160~265VAC / 50~60Hz,1000Wmax
  • Output: 3~320Hz ,Max current 9A
  • Personalization control for decrease clothing fray.
  • Automatism weigh up clothing for saving water and scour, make a contribution to environmentally friendly of people

5. W/M Frequency Conversion Solutions-DDM (Direct Drive Motor):

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6. W/M Frequency Conversion Solutions-CIM (Current Induction Motor):

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  • Split-type:

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  • Integrated-type:

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7. W/M Frequency Conversion Solutions-DD (Direct Drive):

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  • Non-Hall solution

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  • Hall solution

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8. W/M Frequency Conversion Solutions-BPM (Brushless Permanent-Magnetic Motor):

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  • Non-Hall solution

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PCBA-Refrigerator-

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1. Refrigerator driver (120º square wave):

147142416870071833.jpg

  • Input : 176~265VAC / 50~60Hz,150W max
  • Output: 30~150 Hz .Max current 3A. Low cost and better reliability
  • Low cost and better reliability
  • Yawp and wear down reduce

2. Refrigerator driver (180º sine):

14714242213778163.jpg

  • Input: 176~265VAC / 50~60Hz,200Wmax
  • Output:30~150Hz ,Max current 3A
  • Unfixed Sensor for high output performance
  • Better reliability ,Yawp and energy consumption reduce

3. Touch button driver:

147142427382549173.jpg

  • Input: 176~265VAC / 50~60Hz, 150W max
  • Output:30~150 Hz ,Max current 3A
  • Analog signals control for more low cost
  • Special Button has a long life Doubled-door fridge driver

4. Doubled-door fridge driver:

147142434100511607.jpg

  • Input: 176~265VAC / 50~60Hz,150W max
  • Output:30~150Hz ,Max current 3A
  • Overload protection and energy consumption reduce
  • Four function: refrigeration, cold drinks, making ice,+

PCBA-Air Conditioner-

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1. Home air-condition direct current frequency conversion control (180º square wave):

147142567252765142.jpg

  • Input: 176~265VAC / 50~60Hz, 4000W max
  • Output: 20~180 Hz , Max current 60A
  • Soft FPC for low cost and high quality
  • Vector control for high reliability and noises reduce


2. Home air-condition direct current
frequency conversion control (180º square wave):

147142568499185681.jpg

  • Input: 176~265VAC / 50~60Hz, 2500W max
  • Output: 20~180 Hz , Max current 40A
  • No position sensor and PFC software for low cost
  • Vector control for high reliability and noises reduce


3. Home air-condition direct current frequency conversion control (120ºsine):

1471425697321322.jpg

  • Input: 176~265VAC / 50~60Hz, 2000W max
  • Output: 20~180 Hz , Max current 30A
  • No position sensor for high reliability
  • PFC software for low cost and high quality


4. MRV Frequency
conversion control:

147142571456878579.jpg

  • Input: 176~265VAC / 50~60Hz,2000Wmax
  • Output: 20~180Hz , Max current 40A
  • Frequency conversion and one the process which controls many duties that use for network control
  • Connectting Max 512 pieces air condition and working at one time as pioneer in China

PCBA-Water Heater-

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1. Main board for electric water heater:

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  • Input:220VAC / 50~60Hz,3.6Wmax
  • Output:220VAC / 50~60Hz,Max current:16A
  • Three-Power control
  • Temperature collection with one circuit, high-temp protection

2. Main board for electric water heater:

147142647553757321.jpg

  • Input:176~265VAC / 50~60Hz,8W max
  • Output:220VAC / 50~60Hz,Max current:20A three-power control
  • Heat control with two circuit, power: 3000W
  • Temperature collection with one circuit, auto-Inspection for electric leakage

3. Main board for air source water heater:

14714264864273770.jpg

  • Input:176~265VAC / 50~60Hz,8Wmax
  • Output:30~150Hz ,Max current: 5A
  • Driven by direct current,Press protection control
  • Auto-Inspection for electric leakage, Main board for solar water heater

4. Main board for solar water heater:

147142649731246182.jpg

  • Input:176~265VAC / 50~60Hz,8W max
  • Output:Max current:10A
  • Solar heat-exchange control pump
  • Collection & control for water’s temperature and Water’s lever

PCBA-Range Hood-

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  • Max Power:219W
  • Blast Capacity:15±10%m³/min
  • Max wind pressure:≥320Pa
  • Noise: 52db
  • Adjust wind speed automatic

Certifications Acquired:

  • ESD
  • ISO9001
  • ISO14001

Potential Applications:

  • Home Appliances

Customer Portfolio

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Ideal Partners

This Solution is most applicable for the following stages and categories:

  • Working prototype
  • Improving electronic board
  • Design for manufacturability
  • Smart Home Devices

Brought to you by Anya

Key Account Manager at Qingdao Haier Intelligent Electronics Co.,Ltd.
ABOUT Qingdao Haier Intelligent Electronics:Established in July 1999, Qingdao Haier Intelligent Electronics Co., Ltd. is a professional control board developer and manufacturer for home appliances ...
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  • PCB Design
  • Module Design