NAD-20F3 데이터 시트보기 (PDF) - YCL Electronics

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NAD-20F3

21.5Watts 3.3V & 5V Open Frame Dual output

YCL Electronics  

21.5Watts 3.3V & 5V Open Frame Dual output

Model No.: NAD-20F3

Feature:

l 90 to 264Vac universal input range.

l UL, TUV, CB Safety Approval.

l EMI/RFI meet VDE & FCC limit B.

l Low cost & compact size.

l 21.5 Watts in 109.85×52×32.5mm size.

l 2 year warranty.

Specifications: typical at nominal line, full load at 25° C.

Input Specifications:

General Specifications:

Input voltage: 90 to 264Vac

Efficiency: 65% typical at full load

Input Frequency: 47 Hz to 63Hz

Hold-up time: 15ms @ 115Vac full load

Input inrush current: 30A at 115Vac

60A at 230Vac

Earth leakage: 0.2mA max @ 115Vac

0.4mA max @ 230Vac

Output Specifications:

Output Rating: Vo1: +5V/1A

Vo2: 3.3V/5A

EMI/RFI: VDE & FCC Class B limits

Dielectric Withstand:

Input/output: 3000Vac

Input/Ground: 1500Vac

¬Safety Approval: UL UL60950

TUV EN60950

CB IEC950

Output Voltage Accuracy : ± 5% max.

Line Regulation: ± 1% max.

Load Regulation: 3.3V± 4% , 5V± 5%

(Full to half load)

Transient Response: ± 1% max.dev.

(Full to half load) 500uS recovery

Switching frequency: 30kHz(reference)

Weight: 140g

MTBF: 100,000hours(MIL-HDBK-217F)

Environmental Specifications:

Temperature Coefficient: ± 0.04% /°C Operating temperature: 0 to +50°C

Ripple & Noise: 50mVp-p max.

Storage temperature: -20 to +85°C

Protections:

a. Over voltage protection

b. Over power protection

c. Short circuit protection

Humidity: 5 to 95 % RH non-condensing

Vibration: 2.4G , 5 to 500Hz

Cooling: Free air convection

Note:

1. Vibration test: Three orthogonal axes, random vibration, 10 minutes for each axis.

2. Maximum output power is 21.5W.

3. At least 20% of load is required to obtain stable regulation.

4. Ripple & noise test method is measured at output terminal across a 0.1uF ceramic cap

& a 10uF tantalum or electrolytic cap in parallel with a 20MHz bandwidth oscilloscope

directly.

¬ Please refer the safety approval status on appendix 1, For latest safety approval status

Please consult YCL or visit" www.ycl.com.tw"

Date: Sep 19,2003

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