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SDC_DSQ_DAQ_DCQ0150V2.A04.D02 Page 4 of 25

DSQ/DAQ/DCQ Series

600W Quarter Brick

DOSA Digital PMBus Interface

FEATURES AND OPTIONS

Conditions

Minimum

Typical/Nominal

Maximum

Units

Remote On/Off Control Click link for additional information in technical notes section

Primary On/Off control (suitable for driving open collector logic; voltages referenced to -Vin)

“P” Suffix:

Positive Logic, ON state

ON = pin open or external voltage

3.5

13.5

V

Positive Logic, OFF state

OFF = ground pin or external voltage

0

0.8

V

Control Current

open collector/drain

0.1

0.2

mA

“N” suffix:

Negative Logic, ON state

ON = ground pin or external voltage

-0.1

0.8

V

Negative Logic, OFF state

OFF = pin open or external voltage

3.5

13.5

V

Control Current

open collector/drain

0.1

0.2

mA

Remote Sense Compliance

Sense pins connected externally to respective Vout pins

10

%

OUTPUT

Total Output Power

0

600

612

W

Voltage

Initial Output Voltage

VIN = 48V Iout = 0A temp = 25C, both with/without "S" suffix

11.98

12.02

Vdc

Output Voltage(without"S" suffix)

" VOUT_DROOP = 0mohm

All conditions"

11.76

12

12.24

Vdc

Output Voltage(with"S" suffix)

" VOUT_DROOP =7mohm

All conditions"

(12.000-Iout*0.007)*0.98

12.000-Iout*0.007

(12.000-Iout*0.007)*1.02

Vdc

Output Adjust Range(without"S"

suffix)

Hardware TRIM

9.6

13.2

Vdc

Trim Down: Trim (pin #6) to -Vout

Sense (pin #5)

Rt down (kΩ) =5.11/((Vonom-Vo)/Vonom)-10.22

-20

%

Trim Up: Trim (pin #6) to +Vout

Sense (pin #7)

"Rt up(kΩ)= 5.11*Vonom*(1+Δ)/(1.225*Δ)-5.11/Δ-10.22

Δ=|(Vonom-Vo)/Vonom|"

+10

%

Overvoltage Protection

Configurable via PMBus

13.8

14.4

15.6

Vdc

Voltage Droop

Default, configurable via PMBus

0

mΩ

Voltage Droop, for S suffix

Default, configurable via PMBus

7

mΩ

Current

Output Current Range

0

50

50

A

Minimum Load

No minimum load

Current Limit Inception

90% of Vnom., after warm-up, Configurable via PMBus(Need check the

OCP Inception of Vout is whether reasonable)

56

60

65

A

Short Circuit

Short Circuit Current

Hiccup technique, autorecovery within 1% of Vout

0.4

1

A

Short Circuit Duration

Output shorted to ground, no damage

Continuous

(remove short for recovery)

Short circuit protection method

Hiccup current limiting

Non-latching

Regulation

Line Regulation

Vin = 36-75, Vout = nom., full load

75

mV

Load Regulation(without " S

"suffix

"Iout = min. to max., Vin = nom.

|Vout@min_load-Vout@max_load| "

45

mV

Load Regulation(with" S "suffix

"Iout = min to max

Vin = nom. @cold condition

|Vout@min_load-Vout@max_load-Iout*VOUT_DROOP|"

120

mV

Ripple and Noise

"(Vin=Vinnom and Io=Iomin to Iomax, tested with a 1.0 μF

ceramic, 10 μF tantalum and 330μF low ESR polymer

capacitor across the load.)"

120

150

mV pk-pk

Temperature Coefficient

At all outputs

0.01

0.02

% of

Vnom./°C

Maximum Output Capacitance

Low ESR

330

10,000

μF

PMBUS MONITORING ACCURACY

VIN_READ

-3

3

%

VOUT_READ

-2

2

%

IOUT_READ

-2

2

A

TEMP_READ

-5

5

°C