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Electronics Suppliers and Manufacturers

AcTEC Electronics Co., Limited

This electronic transformer is made with a thermally stable and shatter-proof plastic casing. It delivers overload and short circuit protection with a self resetting function. It is fully dimmable with a leading edge or trailing edge dimmer.
 
  Electronic transformers for 12V halogen lamps. 
  Products include 60W, 70W, 105W, 150W, and 250W. 
  Electronic transformers suitable for independent, built-in, with leads, plug pack form, track lamps, and dimmable luminaires. 
  Modern design. 
  Captured terminal screws. 
  Light weight. 
  High efficiency (95%). 
  Safe no-load operation. 
  Over temperature cut off. 
  Long converter life=50,000 hours. 
  Simple installation. 
  Electronic ballast series is available: ECO (Economic), E (Efficient), SE (Slim Efficient), IM (Intelligent Multi-lamp), PMD (Professional Multi-watt Dimmable), and DC (Direct Current). 
 

Electronic Transformer

Guangzhou ADS Audio Science & Technology Co Ltd

 The power amplifier is equipped with advanced circuit transformers to convert electric power. It is specially designed and built to prevent overheat and overload, promising excellent stability. This power amplifier makes a great complement to heavy-duty machines. 
 
  1 Ohm stable circuits. 
  Variable low pass electronic crossover. 
  Extra heavy heat sink for better dissipation. 
  Thermal, short-circuit, overloading protection. 
 

Power Amplifier

Ever Shining Optotech Co., Ltd

The featured products are electronic transformers, designed to change voltages by transferring electrical energy from one circuit to another. 	 60W, 80W, 150W. 	 Designed with plastic casing in white colour. 	 AC power operated.&nbsp;  

AC-AC Electronic Transformer

Sheng-Yu (Dong Guan) Electronic Technology Co., Ltd.

This is a professional high-frequency transformer with a robust housing. Featuring a wide frequency range and a wide working voltage range, this transformer is versatile and easy to use. This high-frequency transformer is durable and reliable.
 
  High frequency transformer series. 
  Wide frequency range/wide working voltage range. 
 

This low-frequency transformer is widely used in lighting products. This professional transformer is compact and versatile. This high-quality transformer is also easy to install. 	 High quality. 	 Power transformer series.  

The power amplifier is built with a durable housing to endure high voltage input and output. It is installed with a circuit protector to prevent overload and overcharge. This power amplifier is a great stabilizer to be installed in electric appliances.
 
  1 Ohm stable circuits. 
  Variable low pass electronic crossover. 
  Extra heavy heat sink for better dissipation. 
  Thermal, short-circuit, overloading protection. 
 

Evergreen (H.K.) PCB Limited

Acting as the base board to support wiring and mounting in most electronics, this PCB comes in a multi-layer construct and comprises 20 cut-off holes to boast convenience. Its crisp quadrilateral silhouette is further coated with green solder mask for enhanced durability.&nbsp;

Features:
&bull; Material: FR-4.
&bull; Crisp quadrilateral design.
&bull; Multi-layer construct.
&bull; Feature 20 cut-off holes.
&bull; Quality coating to give durability.
&bull; The base board for wiring and mounting active devices in electronics.
&bull; Layer: 4/6/8/10.
&bull; Thickness: 1.2/1.3/1.4/1.6/2/3mm.
&bull; Copper thickness: 2oz/ 3oz/ 4oz.
&bull; Finishing: immersion gold.
&bull; Solder mask: green color planner transformer.

Applications:
&bull; Heavy copper PCB.
&bull; Coil PCB.
&bull; Inductor PCB.
&bull; Power Supply PCB.

Rigid PCB

Ninghai Yingjiao Electrical Co Ltd

This high-frequency transformer features a compact and rigid housing. It boasts stable working performance and a long service life. The versatile transformer is suitable for assorted electrical applications. 	 Easy installation. 	 Available in various models.  

High-Frequency Transformer

Guangdong South HongMing (HK) Electronic Science & Technology Co Ltd

Power NTC Thermistor has an excellent non-linearity characteristic for the resistance and temperature, its appliance is an easy and effective method to protect electronic device through surge current restrainning.

 Feature of Power Thermistor  	 Power NTC thermistors are in small size but with a high power that to restrain the
	Surge current. 	 Power NTC thermistors&nbsp; possess the electronic character of fast reflection, high reliability and long-life for use. 	 The material has a high constant as &ldquo;B value&rdquo; with small remained resistance. 	 Power NTC thermistors have a large application range integrate products&nbsp; series.   Rage of Application  	 Switch mode power supply,&nbsp; Adapter. 	 Transformer,&nbsp; LED driver circuit. 	 Electronic rectifier,&nbsp; electronic heater. 	 Electric&nbsp; motor. 	 It has a protected function for RT , display, lighting device and circuit of different electronic equipment.   Certificates  	 Safety Approval Certificate: UL / CUL 	 Quality management system Certificates: &nbsp;ISO9001:2008&nbsp; 	 ISO14001:2004   Electrical Characteristics  	 Rated Zero-Power ResistanceRN (&Omega;) : 5&plusmn;20% Ambient temp. Range:25℃&plusmn;2℃(TA).
	Testing voltage: 1.5VDC
	After placing for 1~2 hours under TA, the resistance value shall be measured. 	 Thermal Dissipation Constant &delta;(mW/℃) : &ge;15 , The thermal dissipation constant(&delta;) could be calculated by the ratio of a change in power dissipation(&Delta;P) of the thermistor to a change in temperature(&Delta;T) of the thermistor at a specified ambient temperature 	 Thermal Time Constant &tau;(s) : &le;68, The time(&tau; shall be measured within which the temperature change of NTC thermistor is reached at 63.2% of the ambient temperature change under zero power condition 	 Material Constant B : 2700&plusmn;10% B=T1T2/( T2- T1) &times;Ln (R1/R2), R1 , R2 is zero-power resistance at T1 , T2
	T1 = 298.15 K(25℃)&nbsp; T2 = 323.15 K(50℃) 	 Max.Steady State Current (A) : visible mechanical damage.
	&Delta;RN&nbsp;/ RN&nbsp;&le;20% (&Delta;R =∣RN-RN&#39;∣), 25℃&plusmn;2℃Ambient temp. Range, 5.0A&nbsp; Testing Current  

NTC Thermistors 

Power NTC  

NTC with UL  

Power NTC Thermistor has an excellent non-linearity characteristic for the resistance and temperature, its appliance is an easy and effective method to protect electronic device through surge current restraining.

 Feature of Power Thermistor  	 Power NTC thermistors are in small size but with a high power that to restrain the
	Surge current. 	 Power NTC thermistors possess the electronic character of fast reflection, high reliability and long-life for use. 	 The material has a high constant as &ldquo;B value&rdquo; with small remained resistance. 	 Power NTC thermistors have a large application range integrate products series.   Rage of Application  	 Switch mode power supply, Adapter. 	 Transformer, LED driver circuit. 	 Electronic rectifier, electronic heater. 	 Electric motor. 	 It has a protected function for RT, display, lighting device and circuit of different electronic equipment.   Certificates  	 Safety Approval Certificate: UL / CUL 	 Quality management system Certificates: ISO9001:2008&nbsp; 	 ISO14001:2004   Electrical Characteristics  	 Rated Zero-Power ResistanceRN (&Omega;): 5&plusmn;20% Ambient temp. Range: 25℃&plusmn;2℃(TA).
	Testing voltage: 1.5VDC
	After placing for 1~2 hours under TA, the resistance value shall be measured. 	 Thermal Dissipation Constant &delta;(mW/℃) : &ge;15 , The thermal dissipation constant(&delta;) could be calculated by the ratio of a change in power dissipation(&Delta;P) of the thermistor to a change in temperature(&Delta;T) of the thermistor at a specified ambient temperature 	 Thermal Time Constant &tau;(s) : &le;68, The time(&tau; shall be measured within which the temperature change of NTC thermistor is reached at 63.2% of the ambient temperature change under zero power condition 	 Material Constant B : 2700&plusmn;10% B=T1T2/( T2- T1) &times;Ln (R1/R2), R1 , R2 is zero-power resistance at T1 , T2
	T1 = 298.15 K(25℃)&nbsp; T2 = 323.15 K(50℃) 	 Max.Steady State Current (A): visible mechanical damage.
	&Delta;RN&nbsp;/ RN&nbsp;&le;20% (&Delta;R =∣RN-RN&#39;∣), 25℃&plusmn;2℃Ambient temp. Range, 5.0A Testing Current  

NTC  

Power NTC 22D-11  

Power NTC Thermistor has an excellent non-linearity characteristic for the resistance and temperature, its appliance is an easy and effective method to protect electronic device through surge current restraining.

 Feature of Power Thermistor  	 Power NTC thermistors are in small size but with a high power that to restrain the
	Surge current. 	 Power NTC thermistors possess the electronic character of fast reflection, high reliability and long-life for use. 	 The material has a high constant as &ldquo;B value&rdquo; with small remained resistance. 	 Power NTC thermistors have a large application range integrate products series.   Rage of Application  	 Switch mode power supply, Adapter. 	 Transformer, LED driver circuit. 	 Electronic rectifier, electronic heater. 	 Electric motor. 	 It has a protected function for RT, display, lighting device and circuit of different electronic equipment.   Certificates  	 Safety Approval Certificate: UL / CUL 	 Quality management system Certificates: ISO9001:2008&nbsp; 	 ISO14001:2004   Electrical Characteristics  	 Rated Zero-Power ResistanceRN (&Omega;): 5&plusmn;20% Ambient temp. Range: 25℃&plusmn;2℃(TA).
	Testing voltage: 1.5VDC
	After placing for 1~2 hours under TA, the resistance value shall be measured. 	 Thermal Dissipation Constant &delta;(mW/℃): &ge;15 , The thermal dissipation constant(&delta;) could be calculated by the ratio of a change in power dissipation(&Delta;P) of the thermistor to a change in temperature(&Delta;T) of the thermistor at a specified ambient temperature 	 Thermal Time Constant &tau;(s): &le;68, The time(&tau; shall be measured within which the temperature change of NTC thermistor is reached at 63.2% of the ambient temperature change under zero power condition 	 Material Constant B: 2700&plusmn;10% B=T1T2/( T2- T1) &times;Ln (R1/R2), R1, R2 is zero-power resistance at T1, T2
	T1 = 298.15 K(25℃)&nbsp; T2 = 323.15 K(50℃) 	 Max.Steady State Current (A): visible mechanical damage.
	&Delta;RN&nbsp;/ RN&nbsp;&le;20% (&Delta;R =∣RN-RN&#39;∣), 25℃&plusmn;2℃Ambient temp. Range, 5.0A&nbsp; Testing Current  

2.5D NTC Thermistor  

Power NTC Thermistor has an excellent non-linearity characteristic for the resistance and temperature, its appliance is an easy and effective method to protect electronic device through surge current restraining.

 Feature of Power Thermistor  	 Power NTC thermistors are in small size but with a high power that to restrain the Surge current. 	 Power NTC thermistors&nbsp; possess the electronic character of fast reflection, high reliability and long-life for use. 	 The material has a high constant as &ldquo;B value&rdquo; with small remained resistance. 	 Power NTC thermistors have a large application range integrate products&nbsp; series.   Rage of Application  	 Switch mode power supply, Adapter. 	 Transformer, LED driver circuit. 	 Electronic rectifier, electronic heater. 	 Electric motor. 	 It has a protected function for RT, display, lighting device and circuit of different electronic equipment.   Certificates  	 Safety Approval Certificate: UL / CUL 	 Quality management system Certificates: &nbsp;ISO9001:2008&nbsp; 	 ISO14001:2004   Electrical Characteristics  	 Rated Zero-Power ResistanceRN (&Omega;) : 5&plusmn;20% Ambient temp. Range:25℃&plusmn;2℃(TA).
	Testing voltage: 1.5VDC
	After placing for 1~2 hours under TA, the resistance value shall be measured. 	 Thermal Dissipation Constant &delta;(mW/℃) : &ge;15 , The thermal dissipation constant(&delta;) could be calculated by the ratio of a change in power dissipation(&Delta;P) of the thermistor to a change in temperature(&Delta;T) of the thermistor at a specified ambient temperature 	 Thermal Time Constant &tau;(s) : &le;68, The time(&tau; shall be measured within which the temperature change of NTC thermistor is reached at 63.2% of the ambient temperature change under zero power condition 	 Material Constant B : 2700&plusmn;10% B=T1T2/( T2- T1) &times;Ln (R1/R2), R1 , R2 is zero-power resistance at T1 , T2
	T1 = 298.15 K(25℃)&nbsp; T2 = 323.15 K(50℃) 	 Max.Steady State Current (A) : visible mechanical damage.
	&Delta;RN&nbsp;/ RN&nbsp;&le;20% (&Delta;R =∣RN-RN&#39;∣), 25℃&plusmn;2℃Ambient temp. Range, 5.0A&nbsp; Testing Current  

Power NTC Thermistor

Power NTC Thermistor has an excellent non-linearity characteristic for the resistance and temperature, its appliance is an easy and effective method to protect electronic device through surge current restraining.

 Feature of Power Thermistor  	 Power NTC thermistors are in small size but with a high power that to restrain the Surge current. 	 Power NTC thermistors possess the electronic character of fast reflection, high reliability and long-life for use. 	 The material has a high constant as &ldquo;B value&rdquo; with small remained resistance. 	 Power NTC thermistors have a large application range integrate products&nbsp; series.   Rage of Application  	 Switch mode power supply,&nbsp; Adapter. 	 Transformer, LED driver circuit. 	 Electronic rectifier, electronic heater. 	 Electric motor. 	 It has a protected function for RT, display, lighting device and circuit of different electronic equipment.   Certificates  	 Safety Approval Certificate: UL / CUL 	 Quality management system Certificates: &nbsp;ISO9001:2008&nbsp; 	 ISO14001:2004   Electrical Characteristics  	 Rated Zero-Power ResistanceRN (&Omega;) : 5&plusmn;20% Ambient temp. Range:25℃&plusmn;2℃(TA).
	Testing voltage: 1.5VDC
	After placing for 1~2 hours under TA, the resistance value shall be measured. 	 Thermal Dissipation Constant &delta;(mW/℃) : &ge;15, The thermal dissipation constant(&delta;) could be calculated by the ratio of a change in power dissipation(&Delta;P) of the thermistor to a change in temperature(&Delta;T) of the thermistor at a specified ambient temperature 	 Thermal Time Constant &tau;(s) : &le;68, The time(&tau; shall be measured within which the temperature change of NTC thermistor is reached at 63.2% of the ambient temperature change under zero power condition 	 Material Constant B : 2700&plusmn;10% B=T1T2/( T2- T1) &times;Ln (R1/R2), R1 , R2 is zero-power resistance at T1 , T2
	T1 = 298.15 K(25℃)&nbsp; T2 = 323.15 K(50℃) 	 Max.Steady State Current (A) : visible mechanical damage.
	&Delta;RN&nbsp;/ RN&nbsp;&le;20% (&Delta;R =∣RN-RN&#39;∣), 25℃&plusmn;2℃Ambient temp. Range, 5.0A&nbsp; Testing Current  

NTC 5D

Power NTC Thermistor has an excellent non-linearity characteristic for the resistance and temperature, its appliance is an easy and effective method to protect electronic device through surge current restrainning.

 Feature of Power Thermistor  	 Power NTC thermistors are in small size but with a high power that to restrain the
	Surge current. 	 Power NTC thermistors&nbsp; possess the electronic character of fast reflection, high reliability and long-life for use. 	 The material has a high constant as &ldquo;B value&rdquo; with small remained resistance. 	 Power NTC thermistors have a large application range integrate products&nbsp; series.   Rage of Application  	 Switch mode power supply,&nbsp; Adapter. 	 Transformer,&nbsp; LED driver circuit. 	 Electronic rectifier,&nbsp; electronic heater. 	 Electric&nbsp; motor. 	 It has a protected function for RT , display, lighting device and circuit of different electronic equipment.   Certificates  	 Safety Approval Certificate: UL / CUL 	 Quality management system Certificates: &nbsp;ISO9001:2008&nbsp; 	 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;ISO14001:2004   Electrical Characteristics  	 Rated Zero-Power ResistanceRN (&Omega;) : 5&plusmn;20% Ambient temp. Range:25℃&plusmn;2℃(TA).
	Testing voltage: 1.5VDC
	After placing for 1~2 hours under TA, the resistance value shall be measured. 	 Thermal Dissipation Constant &delta;(mW/℃) : &ge;15 , The thermal dissipation constant(&delta;) could be calculated by the ratio of a change in power dissipation(&Delta;P) of the thermistor to a change in temperature(&Delta;T) of the thermistor at a specified ambient temperature 	 Thermal Time Constant &tau;(s) : &le;68, The time(&tau; shall be measured within which the temperature change of NTC thermistor is reached at 63.2% of the ambient temperature change under zero power condition 	 Material Constant B : 2700&plusmn;10% B=T1T2/( T2- T1) &times;Ln (R1/R2), R1 , R2 is zero-power resistance at T1 , T2
	T1 = 298.15 K(25℃)&nbsp; T2 = 323.15 K(50℃) 	 Max.Steady State Current (A) : visible mechanical damage.
	&Delta;RN&nbsp;/ RN&nbsp;&le;20% (&Delta;R =∣RN-RN&#39;∣), 25℃&plusmn;2℃Ambient temp. Range, 5.0A&nbsp; Testing Current  

Thermistors 

NTC Thermistor 

Dongguan Qinda Wire Co., Ltd

Nominal Vol: 300V Temp: -60~150 degree. Widely applied in aviation: metallurgy and petroleum industry as well as applied in other products such as electronic instrument and device, electrical appliance, leads for transformer and electrical motor 

SILICONE WIRE UL STYLE NO 3132

Zhejiang Lianlong Electron & Electric Appliances Co Ltd

 This compact transformer is designed for light boxes. It features credible durability and excellent craftsmanship. It also promises stable and consistent power to maximize your electronic gadgets' utility. 
 
  Input voltage: 220V AC. 
  Output: 12V. 
  Standard material: non-reinforced nylon 66. 
  Current: 800mA. 
 

LLB Series Transformer

This linear power adaptor is constructed of a compact and rigid housing. It is finely engineered to efficiently convert alternative current to direct current. The safe and durable linear power adaptor is ideal for assorted consumer electronic applications. 	 Input power: 100-240V, AC 50/60Hz. 	 Long lifespan.  

Linear Power Adaptor

Gen-Worldly Quartz Crystal Co Ltd

   Frequency range (MHz): 1.8 to 50.   Frequency accuracy (at 25&deg;C) (%): &plusmn;0.5.   Stability in temperature: -20&deg;C to +80&deg;C (10%).   Aging for ten years (10%): &plusmn;0.3.   Resonator resistance (Ω) max: 80.   Withstanding voltage (5 seconds max): 100VDC.   Insulation resistance minimum (at 10VDC): 5 x 10Ω.  

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