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GPBR52V04A Datasheet, PDF (1/9 Pages) Bel Fuse Inc. – BOLERO HV DC/DC CONVERTERS | |||
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BOLERO HV DC/DC CONVERTERS
48V Input â 52VDC â 4A Output
GPBR52V04A â 1/2 Brick Bolero HV Series
⢠Industry standard pinout and footprint
⢠Highest efï¬ciency in the industry: 92% at 52V, 4A; 91% at 52V, 2A
⢠No heat sink required (baseplate standard)
⢠Very low common-mode noise for a commercial DC/DC converter
⢠Two-stage input ï¬lter
⢠Constant switching frequency, 330 kHz
⢠Remote sense
⢠Single board SMT construction
⢠Low proï¬le, 0.43"
⢠Optional low proï¬le heat sink or baseplate for improved thermal performance
⢠Header with M3 metal inserts for mechanical connection to PCB
POWER PRODUCTS
GPBR52V04A
Typical Characteristics
⢠Output setpoint accuracy: ± 2%
⢠Load regulation: ± 0.25%
⢠Line regulation: ± 0.25%
⢠Regulation over line, load and
temperature: ± 2%
⢠Low output ripple
⢠50% output trim-down
⢠Supports IEEE 802.3af power over LAN
⢠2250V isolation
Ordering Information
Control Functions
⢠Microprocessor controlled
⢠Primary-side enable, choice of logic
Protection Features
⢠Over temperature protection
⢠Over voltage protection
⢠Over current protection
⢠Over/Under input voltage protection
Standard Model Number Input Voltage Output Voltage Max Current
GPBR52V04A*
48V
52V
4A
* Options:
M = 0.145" Pins (± .01")
R = Heat Sink-Ready
G = Case Ground Pin
Bolero HV Heat Sink
Part Numbers
Typical Thermal Performance
Part
Number
Height
Natural Convection Forced Convection
Power Dissipationâ Thermal Resistanceâ¡
001
0.25"
002
0.50"
003
1.00"
004
0.13"
â @ 60Ë C rise heat sink to ambient
5W
7W
11W
TBD
â¡ @ 300'/min.
5.8Ë C/W
3.2Ë C/W
2.0Ë C/W
TBD
Example Part Number:
(All options)
GPBR52V04A M R G 0 0 X
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"
©2011 Bel Fuse Inc. Speciï¬cations subject to change without notice. 051811
Bel Power Inc. 155 Flanders Road, Westborough, MA 01581 ⢠Tel 508-870-9775 ⢠Fax 508-870-9796 ⢠www.belpower.com
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