MODEL SELECTION TABLE

Model Number

Input Voltage

Output Voltage

Output Current

Input Current

Over Voltage Protection

(typ.)

Output Power

Efficiency

(typ.)

Maximum Capacitive Load

No Load

Max Load

DIB40-W48S03

48 VDC

(9~75)

3.3 VDC

10A

10 mA

800mA

3.9 VDC

33W

87%

12000μF

DIB40-W48S05

5V DC

8A

942mA

6.2 VDC

40W

89%

6000μF

DIB40-W48S12

12 VDC

3.33A

915mA

15 VDC

40W

92%

2500μF

DIB40-W48S15

15 VDC

2.67A

935mA

18 VDC

40W

90%

1000μF

DIB40-W48S24

24 VDC

1.67A

942mA

28 VDC

40W

89%

440μF

DIB40-W48S48

48 VDC

0.83A

930mA

56 VDC

40W

91%

220μF

DIB40-W48S54

54VDC

0.74A

930mA

62 VDC

40W

91%

220μF

INPUT

Item

Conditions

Min

Typ

Max

Unit

Input Voltage Range

48Vin(Nominal)

9

48

75

VDC

Input Surge Voltage

(100ms max.)

100

VDC

Start-up Threshold Voltage

8.2

8.5

8.7

VDC

Under Voltage Lockout(UVLO)

7

7.5

8

VDC

Input Current

See model selection table

Input filter

Pi network filter

OUTPUT

Item

Conditions

Min

Typ

Max

Unit

Output Voltage

See Table

Line Regulation

Low line to high line at full load

-1

+1

%Vo

Load Regulation

Vin=48V, 25-100% of lo

-1

+1

%Vo

Output Voltage Setting Accuracy

Vin=48V, max lo

-1

+1

%Vo

Output Voltage Trim

-10

+10

%Vo

Ripple & Noise ^{(Note 1)}

Vin=48V, max lo.

Measured by 20MHz bandwidth with 1Uf ceramic cap. and 10uF tantalum cap.

(or ceramic cap.) Connected to the output pins.

3.3VDC output

30

mV

5VDC output

50

12VDC output

120

15VDC output

150

24VDC output

240

48VDC output

480

54VDC output

540

Output Power

See model selection table

Output Current

See model selection table

Minimum Load

No minimum load required

Transient Recovery Time

50% - 75% of lo, di/dt=0.1A/us

300

500

us

Transient Recovery

Deviation

±3

±5

%Vo

NOTE 1: For 48V and 54V output models, add 1uF ceramic cap. and 10uF MLCC(ESR≦2mΩ @200kHz) .

PROTECTION

Item

Conditions

Min

Typ

Max

Unit

Output Over Voltage Protection

Zener diode clamp

See model selection table

Over Current Protection

% of Io rated; Hiccup mode

130

180

%Io

Thermal Protection

110

°C

Short Circuit Protection

Short +Vo to VO

Auto recovery

GENERAL

Item

Conditions

Min

Typ

Max

Unit

Efficiency

See model selection table

Switching Frequency

220

KHz

Isolation Voltage

Input to Output, 60 Sec

3000

VDC

Isolation Resistance

500VDC

100

M Ohm

Isolation Capacitance

1

nF

Maximum Capacitive Load

See model selection table

REMOTE ON/OFF

Item

Conditions

Positive Logic

Referred to - Vin pin

Converter On

open circuit or 2.5 ~ 12VDC

Converter Off

Short circuit or 0 ~ 0.8VDC

Negative Logic

Converter On

Short circuit or 0 ~ 0.8VDC

Converter Off

open circuit or 2.5 ~ 12VDC

Control Input Current

On

Vctrl = 5.0V

0.5

mA

Off

Vctrl = 0V

-0.5

Stand-by Input idle Current

Nominal Vin

6.5

ENVIRONMENT

Item

Conditions

Min

Typ

Max

Unit

Operating Temperature

With derating

-40

105

°C

Case Temperature

105

°C

Storage Temperature

-55

125

°C

Humidity

(non-condensing)

95

% RH

RFI

Six-sided shielding, metal case

Cooling

Natural convection is about 20LFM but is not equal to still air (0LFM)

Natural convection

Lead Temperature

1.5mm from case for 10 seconds

260

°C

PHYSICAL SPECIFICATIONS

Weight

36g (1.27oz)

Dimension (L x W x H)

2.00 x 1.00 x 0.45 inches (50.8 x 25.4 x 11.43 mm)

Case Material

Copper

Base Material

FR4 PCB (Flammability to UL 94V-0 rated)

Pin Material

Copper alloy

SAFETY & EMC

Safety Approvals

UL/cUL 62368-1 (CSA certificate) ; IEC/EN 62368-1 (CB-report)

EMI

(external circuit required )

EN55032, FCC part 15

Class A

EMS

(external circuit required

ESD

EN61000-4-2 Air:±8KV ; Contact:±6KV

Criteria A

Radiated Immunity

EN61000-4-3 10V/m

Fast Transient

EN61000-4-4 ±2KV

Surge

EN61000-4-5 ±1KV

Conducted Immunity

EN61000-4-6 10V/m