Bel Power Inc. 155 Flanders Road, Westborough, MA 01581 • Tel 508-870-9775 • Fax 508-870-9796 • www.belpower.com

©2006 Bel Fuse Inc. Specifications subject to change without notice. 11.06

POWER PRODUCTS

GPBW24V08

BOLERO HV DC/DC CONVERTERS

48V Input – 24VDC – 8A Output

Control Functions

page 1

Ordering Information

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Industry standard pinout and footprint

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Highest efficiency in the industry: 92% at 24V, 8A; 92% at 24V, 4A

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No heat sink required (baseplate standard)

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Very low common-mode noise for a commercial DC/DC converter

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Two-stage input filter

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Constant switching frequency, 330 kHz

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Remote sense

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Single board SMT construction

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Low profile, 0.43"

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Optional low profile heat sink or baseplate for improved thermal performance

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Header with M3 metal inserts for mechanical connection to PCB

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Microprocessor controlled

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Primary-side enable, choice of logic

Protection Features

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Over temperature protection

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Over voltage protection

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Over current protection

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Over/Under input voltage protection

Typical Characteristics

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Output setpoint accuracy: ± 1.5%

•

Load regulation: ± 0.25%

•

Line regulation: ± 0.25%

•

Regulation over line, load and

temperature: ± 3%

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Low output ripple

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50% output trim-down

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Supports IEEE 802.3af power over LAN

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2250V isolation

Example Part Number:

(All options)

GPBW24V08 MRG 00X

Part Number

Options:

Optional Pin Lengths

E = 0.18"

M = 0.145" (Std.)

S = 0.12"

Heat Sink-Ready Plate (Std.)

Case Ground Pin (Std.)

Heat Sink

001 = 0.25"

002 = 0.50"

003 = 1.00"

004 = 0.13"

† @ 60

‡ @ 300'/min.

Typical Thermal Performance

Part

Number

Height

Natural Convection

Forced Convection

001

0.25"

5W

5.8

002

0.50"

7W

3.2

003

1.00"

11W

2.0

004

0.13"

TBD

TBD

Bolero HV Heat Sink

Part Numbers

Standard Model Number

Input Voltage

Output Voltage

Max Current

GPBW24V08*

48V

24V

8A

* Options:

M = 0.145" Pins (± .01")

R = Heat Sink-Ready

G = Case Ground Pin