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Ktec Home >> Products >> 25Watts series Switching Adapter(For IT)

25Watts series Switching Adapter(For IT)


Style:Plug-in & Desk Top Spec
Dim (L*W*H) =mm  Weight=0g
Available Model:

PRODUCT HIGHLIGHT.

  • Complete, inexpensive, self-contained

    regulated power source

  • Super power supply, fixed frequency control circuit guarantees Stable ,long-lasting output required by any mobile Electronics, such as mobile phones , PDA, Digital camera , CDMA Digital phones, Walkie-talkie, tester machine, HUB, Modem, Scanner, Printer and much more.
  • Extra safe design ,all with their respective

    safety approvals .

  • Ultra low no-load /standby power consumption, meeting EC 2005 green power requirements.
  • Light ,sleek ,and compact design.
  • On-line LED power indicator.
  • High efficiency circuitry that generates little heat B urn-in EMI filter. .

PROTECTION:

  • Short circuit protection.
  • Over voltage protection.
  • Over current protection.
  • Thermal shutdown capability.

RELIABILITY:

  • Burn-in : 100% full load ,40 ±5℃,4Hrs min. .
  • Leakage Current : 0.25mA max. at 254Vac.
  • Withstanding Voltage :(between primary & secondary) 3000Vac 1 minute 10mA max..
  • MTBF : meet MIL-HDBK-217F

    over 50K hours, full load,25 ℃

 

SAFETY APPROVALS:

EMISSIONS:

  • FCC Part15 class B
  • EN55022 class B
  • AS/NZS3548,AS/NZS4251.1 class B
  • VCCI class B
  • CNS13438 class B
  • GB9254-1998/GB17625.1-2003
  • CISPR22 class B

IMMUNITY:

  • EN55024/A1:2001

  • Electrostatic discharge:61000-4-2
  • Radiated electromagnetic fields:61000-4-3
  • Fast transients(burst):61000-4-4
  • Surge transients:61000-4-5
  • Conducted disturbance:61000-4-6
  • Voltage dips, interruptions&variations:61000-4-11

 

Electrical Specifications: (Absolute Maximum Rating)

Description Symbol Min Typ Max Units Comment
Input
Voltage V IN 90 120/240 264 V AC 2 Wire no Protective Ground
Frequency F LINE 47 50/60 63 Hz
No-load Input Power(230VAC)   0.5 W
Efficiency η 75 %
Inrush Current(240Vac) I 40 A Cold 25 o C
Environmental
Operating Temperature T 0 / 40 o C Free convection, Sea level
Non-operating temperature T -20 / 80 o C Free convection, Sea level
Operating humidity T 10 / 90 %RH Non condensing
Non-operating humidity T 10 / 90 %RH Non condensing

PATENT NO. CHINA : ZL 03323352.7; ZL03323358.6

Typical model list:

INPUT CONDITION DC OUTPUT VOLTAGE DC OUTPUT CURRENT OUTPUT VOLTAGE PRECISION RIPPLE & NOISES REGULATION MAXIMAL OUTPUT POWER
LINE LOAD
Input voltage: 90-264VacFrepuency: 47-63Hz Inputcurrent: 0.6A 1 3.0-4.0V 0.1-4.0A 6% 100 mV ± 1% ± 5% 16W
2 4.1-6.0V 0.08-4.0A 6% 100 mV ± 1% ± 5% 24W
3 6.1-6.9V 0.07-4.1A 6% 100 mV ± 1% ± 5% 25W
4 7.0-8.0V 0.06-3.57A 5% 100 mV ± 1% ± 5% 25W
5 8.1-9.0V 0.055-3.09A 5% 100 mV ± 1% ± 5% 25W
6 9.1-10.0V 0.05-2.75A 5% 100 mV ± 1% ± 5% 25W
7 11.1-11.9V 0.04-2.25A 5% 100 mV ± 1% ± 5% 25W
8 12.0-17.9V 0.04-2.5A 5% 100 mV ± 1% ± 5% 30W
9 18.2-22.0V 0.035-1.67A 5% 100 mV ± 1% ± 5% 30W
10 22.1-30.0V 0.03-1.36A 5% 100 mV ± 1% ± 5% 30W
11 30.5-31.0V 0.025-0.98A 5% 150 mV ± 1% ± 5% 30W
12 31.5-48.0V 0.02-0.95A 5% 150 mV ± 1% ± 5% 30W
REMARK: ( ripple and noise) 1. Measurements shall be made with an oscilloscope with 20MHz bandwidth. 2. Outputs shall be bypassed at the connector with a 0.1uF ceramic disk capacitor and a 10uF electrolytic Capacitor to simulate system loading.
 
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