DQ65033QMA06 datasheet(6/15 Pages) SYNQOR | Quarter-brick DC/DC Converter

6 page

Product # DQ65033QMA06

Phone 1-888-567-9596

Doc.# 005-2DQ653E Rev. H

7/7/04

Page 6

Technical S

echnical Specification

pecification

Input:

Outputs:

Current:

PPackage:

ackage:

35-75V

5.0V & 3.3V

60W

Quarter-brick

3.2

3.225

3.25

3.275

3.3

3.325

3.35

3.375

3.4

IOUT1 / IOUT2 (A)

4.8

4.85

4.9

4.95

5.05

5.1

5.15

5.2

3.3V_48Vin

5.0V_48Vin

3.2

3.225

3.25

3.275

3.3

3.325

3.35

3.375

3.4

13.6/0 12.1/1 10.6/2

9.1/3

7.6/4

6.1/5

4.5/6

3.0/7

1.5/8

0/9

IOUT1 / IOUT2 (A)

4.8

4.85

4.9

4.95

5.05

5.1

5.15

5.2

3.3V_48Vin

5.0V_48Vin

Figure 7: Load regulation vs. load current with power fixed at full load

(60W) and load currents split as shown between 3.3V and 5.0V outputs,

at nominal input voltage.

Figure 8: Load regulation vs. load current with power fixed at 75%

load (45W) and load currents split as shown between 3.3V and 5.0V

outputs, at nominal input voltage.

Figure 9: Load regulation vs. output power from 10W load to full load

with 75% load on 3.3V output and 25% load on 5.0V output at nominal

input voltage.

Figure 10: . Load regulation vs. output power from 10W load to full

load with 25% load on 3.3V output and 75% load on 5.0V output at

nominal input voltage.

3.2

3.225

3.25

3.275

3.3

3.325

3.35

3.375

3.4

Total Output Power (W)

4.8

4.85

4.9

4.95

5.05

5.1

5.15

5.2

3.3V_48Vin

5.0V_48Vin

Figure 11: Maximum output power-derating curves vs. ambient air tem-

perature for airflow rates of 0 to 400 LFM, air flowing from pin 1 to pin

3. Full load (18A) on 3.3V output and no load on 5.0V output.

3.2

3.225

3.25

3.275

3.3

3.325

3.35

3.375

3.4

Total Output Power (W)

4.8

4.85

4.9

4.95

5.05

5.1

5.15

5.2

3.3V_48Vin

5.0V_48Vin

Figure 12: Thermal plot of converter at 18 amp load on 3.3V ouput and

no load on 5.0V output with 55°C air flowing at 200 LFM. Air flow

across the converter is from pin 1 to pin 3 (nominal input voltage)

025

Ambient Air Temperature (

oC)

400 LFM

300 LFM

200 LFM

100 LFM

0 LFM

Semiconductor junction temperature is

within 1°C of surface temperature

Input voltage has virtually no

effect on cross regulation

Input voltage has virtually no

effect on cross regulation

Input voltage has virtually no

effect on cross regulation

Input voltage has virtually no

effect on cross regulation

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