EUROPE

Astec House, Waterfront Business Park

Merry Hill, Dudley

West Midlands, DY5 1LX, UK

Telephone: 44 (1384) 842-211

Facsimile: 44 (1384) 843-355

AMERICAS

5810 Van Allen Way

Carlsbad, CA 92008

Telephone: 760-930-4600

Facsimile: 760-930-0698

109

www.astec.com

Ordering Information

ASIA

Units 2111-2116, Level 21

Tower1, Metroplaza

223, Hing Fong Road

Fwai Fong, New Territories

Hong Kong

Telephone: 852-2437-9662

Facsimile: 852-2402-4426

1 2 3

5 3 1

Model

Output

Minimum

Maximum Load with

Maximum Load with

Peak

Ripple

Number

Voltage

Convection Cooling

30 CFM Forced Air

NTQ123-DC

+3.3 V(2.5-5.7)

2 A

14 A

25 A

28 A

±2%

50 mV

+5 V(2.5-5.7)

0 A

12.5 A

24 A

28 A

±2%

50 mV

+12 V

0 A

1 A

2 A

4 A

±3%

120 mV

-12 V

0 A

0.5 A

1 A

1.5 A

±3%

120 mV

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

Connector

SK1

PIN 1

Ground

PIN 3

-48 VDC

PIN 5

Return

SK2

PIN 1

+12 V

PIN 2

Common

PIN 3

-12 V

SK3

PIN 1

3.3 V SWP

PIN 2

-3.3 V Sense

PIN 3

+3.3 V + Sense

PIN 4

5 V SWP

PIN 5

COMMON

PIN 6

+5 V Sense

PIN 7

-5 V Sense

PIN 8

+ Inhibit

PIN 9

- Inhibit

PIN 10

Power Fail

Mating Connectors

(SK1) DC Input:

Molex: 09-50-8051 (USA)

Molex: 09-91-0500 (UK)

PINS: 08-58-0111

V1 & V2:

Molex BB-124-08

(SK2) ±12V

Molex:09-50-8031 (USA)

Molex: 09-91-0300 (UK)

PINS: 08-58-0111

(SK3) Control Signals:

Molex: 90142-0010

PINS: 90119-2110

or

Amp: 87977-3

PINS: 87309-8

Astec Connector Kit #70-841-012, includes al of the above.

Notes:

1. Specifications subject to change without notice.

2. All dimensions in inches (mm), tolerance ±.02”.

3. Remote inhibit requires an external 5 V @ 10 mA

to activate

4. Mounting maximum insertion depth is 0.12”.

5. Warranty: 1 year

6. Weight: 1..49 lb. / 0.68 kg

Pin Assignments