Page 1
Date: Sep 19,2003 45
60Watts 3.3V & 5V Open Frame Dual Output
Model No.: NAD-26B
Feature:
l 90 to 264Vac universal input range.
l UL/CUL, TUV, CB safety meet.
l EMI/RFI meet VDE & FCC limit B.
l Low cost & compact size.
l 60Watts in 76 ×127×36.5mm 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: 70% typical at full load
Input Frequency: 47 Hz to 63Hz Hold-up time: 15ms @ 115Vac full load
EMI/RFI: VDE & FCC Class B limits Input inrush current: 18A at 115Vac
36A at 230Vac
Earth leakage: 0.2mA max @ 115Vac
0.4mA max @ 230Vac
Dielectric Withstand:
Input/output: 3000Vac
Input/Ground: 1500Vac
Output Specifications:
Output Rating: Vo1: 3.3V/13A
Vo2: 5V/3A
Output voltage accuracy : ± 5% max.
¬Safety meet: U L UL60950
TUV EN60950
CB IEC950
Line Regulation: ± 1% max
Switching frequency: 43kHz(reference)
Load Regulation: ± 1% max.
Weight: 300g
MTBF: 100,000hours(MIL-HDBK-217F)
Transient Response: ± 1% max.dev.
(Full to half load) 500u recovery
Environmental Specifications:
Temperature Coefficient: ± 0.04% / °C Operating temperature: 0 to +50 °C
Ripple & Noise: 3%P-P max
Storage temperature: -20 to +85°C
Humidity: 5 to 95 % RH non-condensing
Vibration: 2.4G , 5 to 500Hz
a. Over voltage protection
b. Over power protection
c. Short circuit protection
Cooling: Free air convection
Note:
1. Vibration test: Three orthogonal axes, random vibration, 10 minutes for each axis.
2. Maximum output power is 60W.
3. At least 20% of load is required to obtain stable regulation.
4. Ripple & Noise test method at output terminal across a 0.1uF ceramic & a 10uF tantalum or
electrolytic cap in parallel with a 20MHz band width 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
Page 2
Date: Sep 19,2003 46
60Watts 3.3V & 5V Open Frame Dual Output
Model No.: NAD-26B
Dimensions: mm ± 0.5mm
DC Output Pin Functions
Pin1 +5V
Pin2,3,4,5 COM
Pin6,7,8 +3.3V
l DC output mating connector is Ever 3961-08 or equivalent.
l AC input mating connector is Molex 09-65-2029 , Ever 8673-03N2
or equivalent.
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