NTQ123 Astec Power, NTQ123 Datasheet - Page 2

• Manufacturer Part Number: NTQ123
• Description: AC/DC Power Supply Quad-OUT 3.3V/5V/12V/-12V 25A/24A/2A/1A 120W 16-Pin
• Manufacturer: Astec Power
• Type: Switchingr

Specifications of NTQ123

• Input Voltage: 85 to 264 V
• Output Voltage: 3.3|5|12|-12 V
• Maximum Output Current: 25|24|2|1 A
• Number Of Outputs: 4
• Maximum Output Power: 120 W
• Efficiency: 65(Typ) %
• Input Frequency: 47 to 63 Hz
• Operating Temperature: 0 to 50 °C

Environmental Specifications
Operating temperature: 0° to 50°C ambient. Derate each output 2.5% per degree from
Storage temperature:
Temperature coefficient: ±0.4% per °C
Electromagnetic
susceptibility:
Humidity:
Vibration:
MTBF demonstrated:
Ordering Information
Model
Number
NTQ123-DC +3.3 V (2.5 - 5.7) 2 A
1. Peak current lasting <30 seconds with a maximum 10% duty cycle.
2. At 25°C including initial tolerance, line voltage, load currents and output voltages adjusted to factory settings.
3. Peak-to-peak with 20 MHz bandwidth and 10 μF in parallel with a 0.1 μF capacitor at rated line voltage and load ranges.
4. Minimum loads are required. In parallel minimum loads are 2 A on the 5 V output and 2 A on the 3.3 V output for each
power supply
Output
Voltage
+5 V (2.5 - 5.7)
+12 V
-12 V
Minimum
Load
0 A
0 A
0 A
50° to 70°C
-40°C to +85°C
Designed to meet EN61000-4, -2, -3, -4, -5, -6, -8, -11 Level 3
Operating; non-condensing 5% to 95% RH
Three orthogonal axes, sweep at 1 oct/min, 5 min. dwell at
four major resonances 0.7 G peak 5 Hz to 500 Hz, operational
>1 million hours at full load and 25°C ambient conditions
Maximum Load with
Convection Cooling
14 A
12.5 A
1 A
0.5 A
Maximum Load
with 30CFM
forced Air
25 A
24 A
2 A
1 A
Peak Load 1 Regulation 2
28 A
28 A
4 A
1.5 A
±2%
±2%
±3%
±3%
Ripple P/P
(PARD) 3
50 mV
50 mV
120 mV
120mV
Embedded Power for
Business-Critical Continuity
NTQ123-DC Series
Rev. 08.15.07
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