DQ63318QMA04 datasheet(6/15 Pages) SYNQOR | Dual Output, High Efficiency, Isolated DC/DC Converter

6 page

Product # DQ63318QMA04

Phone 1-888-567-9596

Doc.# 005-2DQ638H Rev. A

1/10/03

Page 6

Performance Curves

48Vin 3.3/1.8Vout 40W

Quarter

Brick Dual

1.7

1.72

1.74

1.76

1.78

1.8

1.82

1.84

1.86

1.88

1.9

IOUT1 / IOUT2 (A)

3.2

3.22

3.24

3.26

3.28

3.3

3.32

3.34

3.36

3.38

3.4

1.8V_48Vin

3.3V_48Vin

1.7

1.72

1.74

1.76

1.78

1.8

1.82

1.84

1.86

1.88

1.9

13.3/0

11/1.3

9/2.4

7/3.5

5/4.5

3/5.6

1/6.7

0/7.3

IOUT1 / IOUT2 (A)

3.2

3.22

3.24

3.26

3.28

3.3

3.32

3.34

3.36

3.38

3.4

1.8V_48Vin

3.3V_48Vin

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

(40W) and load currents split as shown between 1.8V and 3.3V outputs,

at nominal input voltage.

Figure 8: Load regulation vs. load current with power fixed at 60%

load (24W) and load currents split as shown between 1.8V and 3.3V

outputs, at nominal input voltage.

Figure 9: Load regulation vs. output power from 5W load to full load

with 75% load on 1.8V output and 25% load on 3.3V output at nominal

input voltage.

Figure 10: . Load regulation vs. output power from 4.4W load to full

load with 25% load on 1.8V output and 75% load on 3.3V output at

nominal input voltage.

1.7

1.72

1.74

1.76

1.78

1.8

1.82

1.84

1.86

1.88

1.9

5.0

10.0

15.0

20.0

25.0

30.0

35.0

40.0

Total Output Power (W)

3.2

3.22

3.24

3.26

3.28

3.3

3.32

3.34

3.36

3.38

3.4

1.8V_48Vin

3.3V_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 (22A) on 1.8V output and no load on 3.3V output.

1.7

1.72

1.74

1.76

1.78

1.8

1.82

1.84

1.86

1.88

1.9

4.4

13.3

17.7

26.5

Total Output Power (W)

3.2

3.22

3.24

3.26

3.28

3.3

3.32

3.34

3.36

3.38

3.4

1.8V_48Vin

3.3V_48Vin

Figure 12: Thermal plot of converter at 22 amp load on 1.8V ouput and

no load on 3.3V output with 55°C air flowing at 200 LFM. Air flow

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

2540

5570

Ambient Air Temperature (oC)

400 LFM (2.0 m/s)

300 LFM (1.5 m/s)

200 LFM (1.0 m/s)

100 LFM (0.5 m/s)

0 LFM (0 m/s)

Semiconductor junction temperature is

within 1

°C of surface temperature

Input voltage effects cross regu-

lation by maximum of 9mV

Input voltage effects cross regu-

lation by maximum of 2mV

Input voltage effects cross regu-

lation by maximum of 2mV

Input voltage effects cross regu-

lation by maximum of 2mV

Part Number	Components Description	Html View	Manufacturer
DQ63312QGL07	Dual Output High Efficiency Isolated DC/DC Converter	1 2 3 4 5 More	SynQor Worldwide Headquarters
DQ63315QGL07	Dual Output High Efficiency Isolated DC/DC Converter	1 2 3 4 5 More	SynQor Worldwide Headquarters
DQ63318QGL08	Dual Output High Efficiency Isolated DC/DC Converter	1 2 3 4 5 More	SynQor Worldwide Headquarters
LM3668_08	1A High Efficiency Dual Mode Single Inductor Buck-Boost DC/DC Converter	Coming Soon	National Semiconductor
KB3511	High Efficiency Low Noise Fast Transient Dual 800mA 2.2MHz Step-Down DC/DC Converter	1 2 3 4 5 More	Kingbor Technology Co
LM3668_0809	1A High Efficiency Dual Mode Single Inductor Buck-Boost DC/DC Converter	Coming Soon	National Semiconductor
LM3668	1A High Efficiency Dual Mode Single Inductor Buck-Boost DC/DC Converter	Coming Soon	National Semiconductor
MSLU300	1W High Isolation SMD Single & Dual Output DC/DC Converters	1 2 3 4 5 More	Minmax Technology Co., Ltd.
RT8009	1.25MHz 600mA High Efficiency PWM Step-Down DC/DC Converter	1 2 3 4 5 More	Richtek Technology Corporation
RT9266B	Tiny Package High Efficiency Step-Up DC/DC Converter	1 2 3 4 5 More	Richtek Technology Corporation

Related Electronics Part Number

Link URL

Sponsor of Alldatasheet