Zhongshan Langfei Electronic Appliance Co., Limited
Main products:mini speaker,ball speaker,card speaker
Contact Us
  • Contact Person : Mr. Soon Jerry
  • Company Name : Zhongshan Langfei Electronic Appliance Co., Limited
  • Tel : 86-755-82824432
  • Fax : 86-755-82824476
  • Address : Guangdong,Shenzhen,Room 239-240 Building 2,
  • Country/Region : China
  • Zip : 518000

4USB Port Travel Adapter

4USB Port Travel Adapter
Product Detailed
1.Covers more than 150 countries all over the world 2. 4 adapter spec.(Europe, Austrilia, UK, USA)


with 4 input plug suit for all over the world with 4 USB output with CE ROHS FCC

This specification defines the performance characteristic of an AC/DC switching adapter. The adapter must comply with all the requirements of the specifications and drawing herein. The requirements can be subject to revision in the future discussion.


2. Electrical Performance and Tests


2.1. Input

Voltage: AC100V ~240V

Frequency: 50/60Hz

Current: Maximum 330mA @ 100VAC and maximum 180mA @ 240VAC

Inrush Current: <20A@240VAC 50Hz (COOL)

Standby power: <0.5W

Rating Input load power: 16W

Starting Time <1S@240VAC Io=100%

2.2. Output

Voltage: 5.0V + 0.25V

Current: 2.0A

Ripple & Noise: Maximum150mV P-P @ Io=100%

Note: 20MHz bandwidth ripple & noise is measured by using 0.1uF C.C. & 47uF E.C. bypassed at the output connector.

2.3. Particular Electrical Performance

The adapter is able to charge for IPOD product, Motorola V3 mobile telephone, Sony PSP and PC USB equipment.

2.4. Hi-pot Test

Applying 3000VAC for 1 minute, leakage current must be less than 5mA.

2.5. Insulation Resistance

Minimum 100M ohms @ DC500V

2.6. Short Circuit Protection

No damage to this power supply when output shorted to ground. When the short-circuited is removed, the adapter shall promptly recover its normal operation.


3. Mechanical Tests and Requirements


3.1. Drop Test

Drop height: 1.0m above 50mm hardwood.

Method: Total 4 times. Drop one time for each of the 4 case surfaces.

Expected result: After drop test, the unit should still operate properly. Small nick or slight deformation may be accepted.



4. Environmental Conditions


4.1. Operating Temperature

0°C ~ +40°C

4.2. Storage Temperature

-20°C ~ +65°C

4.3. Humidity

90%RH Non-condensing


6. Electromagnetic Compatibility


6.1. Conducted Emission

Meets class B of EN55022 & FCC part 15

6.2. Radiated Emission

Meets class B of EN55022 & FCC part 15


55mm X 55mm X 29.3mm




4USB Port Travel Adapter

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