19V 4.74A Computer AC Adapter With Overheat Protection E-19V4.74A-LR190047 manufacturer from China Shenzhen Realan Computer Products Co.,Ltd

19V 4.74A Computer AC Adapter With Overheat Protection

Place of Origin:

Guangdong, China (Mainland)


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Product Detail

Model No.: E-19V4.74A-LR190047

19V 4.74A Computer AC Adapter With Overheat Protection

19V 4.74A Computer AC Adapter With Overheat Protection

19V4.74A Power Supplies, 19V Ac/Dc Adapter

Specification:

Model:	E-Mini Adapter(19V4.74A)-LR190047
Type:	ITX Power, DC-ITX Power Adapter, LCD, LED Display Adapter and Laptop Adapter
Parameter:	1, Standard round mouth output interface: 2.5mm inner diameters, 5.5mm outer diameter; 19V output voltage, 90W output power 2, Input voltage: 90-260Vac 3, Features: over-current protection, overvoltage protection and overheat protection etc. 4, Weight: 0.30KG

1 DESCRIPTION:

The purpose of the document is to specify the functional requirements of a 90W switching power supply.

2 NPUT CHARACTERISTICS:

2.1 Input Voltage:

Rated Voltage: 100~240Vac

Variation Range: 90-264Vac

2.2 Input Frequency:

Rated Frequency: 50/60Hz

Variation Frequency: 47-63Hz

2.3 Input Current:

2.0Amps max at any input voltage and rated, DC output rated load.

2.4Inrush Current:

120 Amps Max Cold start at 240Vac input, with rated load and 25 ambient

2.5 Ac Leakage Current:

0.75mA Max.At240Vac input.

3 OUTPUT CHARACTERISTICS:

3.1 Power output

Voltage	Min. Load	Rated. Load	Stand by power	Output power
19Vdc	0.01A	4.74A	0.5W Max	90W

3.2 Combined Load/Line Regulation

Voltage	Min. Load	Rated. Load	Line Regulation	Load Regulation
19Vdc	0.01A	4.74A	±1%	±5%

3.3 Ripple and Noise:

Under nominal voltage and nominal load, the ripple and noise are as follows when measure with Max Band width of 20MHz and Parallel 47uF/0.1uF, crossed connected at testing point.

Voltage Ripple and Noise (Max.)

+19Vdc 190mV p-p