Rev C

DCHB500 SERIES

Up to 500W

DC/DC Power Module

Single Output

1/25/2018

Wall Industries, Inc. • 37 Industrial Drive, Exeter, NH 03833 • Tel: 603-778-2300 • Toll Free: 888-597-9255 •

Fax 603-778-9797

website: www.wallindustries.com • e-mail: sales@wallindustries.com

Page 1 of 6

FEATURES

Temperature, Short Circuit, and Over

Current Protection

APPLICATIONS

DESCRIPTION

The DCHB500 series of DC/DC power modules offers up

to 500 watts of output power in a compact 2.28” x 2.4” x

0.5” industry standard half-brick package. This series

consists of single output models with a wide input voltage

range and advanced potting technology. Each model in

this series features high reliability, high efficient, low ripple

& noise, as well as protection against input under voltage,

over voltage, over temperature, over current, and short

circuit conditions. Please contact factory for order details.

Size: 2.28in x 2.4in x 0.5in (57.9mm x 61mm x 12.7mm)

MODEL SELECTION TABLE

Input Voltage Range

Output Voltage

Output Current

Ripple & Noise

Efficiency

Output Power

DCHB500-24S5

24VDC

(18~36VDC)

5VDC

60A

50mV

93%

Up to 500W

DCHB500-24S6.5

6.5VDC

50A

50mV

94%

DCHB500-24S12

12VDC

42A

50mV

94%

DCHB500-24S24

24VDC

21A

100mV

93%

DCHB500-24S28

28VDC

18A

100mV

92.8%

DCHB500-24S36

36VDC

14A

150mV

91%

DCHB500-24S48

48VDC

10.5A

200mV

91%

DCHB500-280S5

280VDC

(200~400VDC)

5VDC

60A

75mV

89.5%

Up to 500W

DCHB500-280S12

12VDC

30A

180mV

92.5%

DCHB500-280S15

15VDC

24A

200mV

92.5%

DCHB500-280S24

24VDC

21A

400mV

92.5%

DCHB500-280S28

28VDC

18A

400mV

93.5%

DCHB500-280S36

36VDC

10.5A

500mV

92%

DCHB500-280S48

48VDC

10.5A

500mV

92%

SPECIFICATIONS

All specifications are based on 25°C baseplate temperature, Rated Input Voltage, and Rated Output unless otherwise noted.

We reserve the right to change specifications based on technological advances.

SPECIFICATION

TEST CONDITIONS

Min

Typ

Max

Unit

INPUT SPECIFICATIONS

Input Voltage Range

24VDC Nominal Input Models

18

24

36

VDC

280VDC Nominal Input Models

200

280

400

No Load Input Current

Typical Input, Output No Load, TC=25ºC

24VDC Nominal Input Models

600

mA

280VDC Nominal Input Models

100

mA

Input Under Voltage Lockout

24VDC Nominal Input Models, 50% Load

Turn On

15.0

15.5

16.0

VDC

Turn Off

16.5

17.0

17.5

Hysteresis Voltage

1.5

280VDC Nominal Input Models, 50% Load

Turn On

175

185

195

VDC

Turn Off

180

190

200

Hysteresis Voltage

5

Turn On

415

425

435

Turn Off

402

410

418

Hysteresis Voltage

15