Rev.04.02.08

Quarter-brick narrow input IBC

3 of 4

Embedded Power for

Business-Critical Continuity

Specifications Contd.

RATED

INPUT

OUTPUT

INPUT

OUTPUT

OVER

EFFICIENCY

MODEL

OUTPUT

VOLTAGE

VOLTAGE

CURRENT

CURRENT

CURRENT

HALF/FULL LOAD

NUMBER

(9,10)

POWER

(MAX)

(MAX.)

SETPOINT

240 W

43.2-52.8 Vdc

12 V

6 A

20 A

25 A

96%/95% (typ.)

TQN20A48S12J

300 W

43.2-52.8 Vdc

12 V

7 A

25 A

29 A

96%/95% (typ.)

TQN25A48S12J

TQN25A48S12SB -RJ

Part Number System with Options

Nominal Input Voltage

48 = 48 Volts

Number of Outputs

S = Single Output

Nominal Output Voltage

12 = 12 Volts

Type of Input Voltage Range

N = Narrow (±10%)

Output Current

20A = 20 Amps

25A = 25 Amps

Package

Q - Standard Quarter-Brick

Product Family

T = Intermediate Bus Converter

Remote ON/OFF Logic

No Suffix = Positive

Suffix ‘R’ = Negative

J = Pb-free (RoHS 6/6 compliant)

Mounting Options

No Suffix = Through Hole Horizontal

Notes

1

Measured as per recommended set-up. See Application Note 140 for details.

2

di/dt = 10 A/μs, Vin = 48 Vdc, Tc = 25

max. and 75% lo max. to 50% lo max.

3

Measured with external filter. See Application Note 140 for details.

4

Start-up into resistive load.

5

The Quarter-Brick Narrow Input series of converters meet levels A and B

conducted emissions with external components. See Application Note 140

for details.

6

This product is only for inclusion by professional installers within other

equipment and must not be operated as a stand alone product.

7

Use of additional high quality ceramic output capacitors is recommended in

the end system.

8

Consult factory for availability.-

9

TSE RoHS 5/6 (non Pb-free) compliant versions may be available on special

request, please contact your local sales representative for details.

10 NOTICE: Some models do not support all options. Please contact your local

Artesyn representative or use the on-line model number search tool at

http://www.artesyn.com/powergroup/products.htm to find a suitable

alternative.

PROTECTION

Short-circuit

Continuous foldback

Over-temperature

Auto restart

RECOMMENDED SYSTEM CAPACITANCE

Input capacitance

390 μF/20 mW ESR max.

Output capacitance

(See Note 7)

270 μF/10 mW ESR max.