DCM2.4S0A0S20NFA datasheet(2/16 Pages) DELTA

Part #	DCM2.4S0A0S20NFA

Description	Non-Isolated Point of Load DC/DC Power Modules: 2.4-5.5Vin, 0.6-3.3V/12Aout

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Manufacturer	DELTA [Delta Electronics, Inc.]

Direct Link	http://www.deltaww.com

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DS_ DCM04S0A0S12PFA_10022013

E-mail: DCDC@delta.com.tw

http://www.deltaww.com/dcdc

P2

TECHNICAL SPECIFICATIONS

PARAMETER

NOTES and CONDITIONS

DCM04S0A0S12PFA

Min.

Typ.

Max.

Units

ABSOLUTE MAXIMUM RATINGS

Input Voltage (Continuous)

-0.3

6

Vdc

Tracking Voltage

-0.3

Vin,max

Vdc

Operating Ambient Temperature

-40

85

℃

Storage Temperature

-55

125

°C

INPUT CHARACTERISTICS

Operating Input Voltage

Vo ≦ Vin

–0.6

2.4

5.5

V

Input Under-Voltage Lockout

Turn-On Voltage Threshold

2.2

V

Turn-Off Voltage Threshold

2.0

V

Maximum Input Current

Vin=2.4V to 5.5V, Io=Io,max

11

A

No-Load Input Current

Vin=5V

50

mA

Off Converter Input Current

Vin=5V

5

mA

Inrush Transient

1

A2S

Input Reflected Ripple Current,

peak-to-peak

(5Hz to 20MHz, 1μH source impedance; VIN =0 to 5.5V, Io=

Iomax ;

49

mAp-p

Input Ripple Rejection (120Hz)

-30

dB

OUTPUT CHARACTERISTICS

Output Voltage Set Point

with 0.5% tolerance for

external resistor used to set output voltage)

-1.5

Vo,set

+1.5

% Vo,set

Output Voltage Adjustable Range

0.6

3.3

V

Output Voltage Regulation

Over Line

For Vo>=2.5V

0.4

% Vo,set

For Vo<2.5V

10

mV

Over Load

For Vo>=2.5V

15

mV

For Vo<2.5V

10

mV

Over Temperature

Ta=-40℃ to 85℃

0.4

% Vo,set

Total Output Voltage Range

Over sample load, line and temperature

-3.0

+3.0

% Vo,set

Output Voltage Ripple and Noise

5Hz to 20MHz bandwidth

Peak-to-Peak

Full Load, 0.1µF ceramic, 10µF ceramic

25

35

mV

RMS

Full Load, 0.1µF ceramic, 10µF ceramic

10

15

mV

Output Current Range

0

12

A

Output Voltage Over-shoot at Start-up

Vout=3.3V

3

% Vo,set

Output DC Current-Limit Inception

Hiccup mode

250

% Iomax

Output Short-Circuit Current (Hiccup Mode)

Io,s/c

2.4

Adc

DYNAMIC CHARACTERISTICS

Dynamic Load Response

10µF Ceramic & 0.1µF Ceramic load cap,

2.5A/µs,Co=47u,Vin=5V,Vo=1.8V

Positive Step Change in Output Current

0-50% Iomax

200

mV

Negative Step Change in Output

Current

50% Iomax-0

200

mV

Settling Time to 10% of Peak Deviation

20

µs

Turn-On Transient

Io=Io.max

Start-Up Time, From On/Off Control

Von/off, Vo=10% of Vo,set

3

ms

Start-Up Time, From Input

Vin=Vin,min, Vo=10% of Vo,set

3

ms

Output Voltage Rise Time

Time for Vo to rise from 10% to 90% of Vo,set

3

5

ms

Output Capacitive Load

Full load; ESR ≧

0.15mΩ

47

800

µF

EFFICIENCY

Vo=3.3V

Vin=5V, 100% Load

95.0

%

Vo=2.5V

Vin=5V, 100% Load

94.0

%

Vo=1.8V

Vin=5V, 100% Load

91.5

%

Vo=1.5V

Vin=5V, 100% Load

90.0

%

Vo=1.2V

Vin=5V, 100% Load

89.0

%

Vo=0.6V

Vin=5V, 100% Load

81.0

%

FEATURE CHARACTERISTICS

Switching Frequency

600

kHz

ON/OFF Control, (Negative logic)

Logic Low Voltage

Module On, Von/off

-0.2

Vin-1.6

V

Logic High Voltage

Module Off, Von/off

Vin-0.8

Vin,max

V

Logic Low Current

Module On, Ion/off

200

µA

Logic High Current

Module Off, Ion/off

1

mA

ON/OFF Control, (Positive Logic)

Logic High Voltage

Module On, Von/off

1.6

Vin,max

V

Logic Low Voltage

Module Off, Von/off

-0.3

0.3

V

Logic Low Current

Module On, Ion/off

1

mA

Logic High Current

Module Off, Ion/off

10

µA

Tracking Slew Rate Capability

0.1

2

V/msec

Tracking Delay Time

Delay from Vin.min to application of tracking voltage

10

ms

Tracking Accuracy

Power-up

2V/mS

100

mV

Power-down

1V/mS

100

mV

GENERAL SPECIFICATIONS

MTBF

Io=80% of Io, max; Ta=25°C

1

M hours

Weight

4.8

grams

(TA = 25°C, airflow rate = 300 LFM, Vin =2.4Vdc to 5.5Vdc, nominal Vout unless otherwise noted.)

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