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HEQB
High -Efficiency Quarter Brick Single Output
27 to 100 W Power
The HEQB family of standard Dc-Dc converters features a small footprint for significant space savings.
High current density and wide voltage range simplify their use in a wide variety of distributed power
architecture (DPA) designs.
Features:
Output power: up to 100 W
High efficiency: up to 92%
Power density up to 83 W/in3
Current density up to 9 A/in2
Industry standard pinout and footprint
Adjustable output voltage with industry
standard trim equation
Designed to meet applicable NEBS standards
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.
General Specifications:
Input voltage range: 36 to 75 Vdc, 48 Vdc nominal
Fixed switching frequency: 250 kHz
Remote sense
Primary remote On/Off
Wide operating temperature range: -40°C to +100°C
Input to output isolation: 2000 V, 10 M
Safety/Regulatory Certified:
cULus, CSA, CSA/US, TUV, KEMA (CB Scheme)
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.
MODEL SUMMARY AND ORDERING CODE
Model Number
Pmax
Iout
Vout
HEQB-25A-48V-3.3V
83 W
25 A
3.3 V
HEQB-25A-48V-2.5V
63 W
25 A
2.5 V
HEQB-25A-48V-1.8V
45 W
25 A
1.8 V
HEQB-25A-48V-1.5V
38 W
25 A
1.5 V
HEQB-20A-48V-5V
100 W
20 A
5.0 V
HEQB-15A-48V-3.3V
50 W
15 A
3.3 V
HEQB-15A-48V-2.5V
38 W
15 A
2.5 V
HEQB-15A-48V-1.8V
27 W
15 A
1.8 V
ORDERING EXAMPLE FOR MAGNETEK HEQB QUARTER BRICKS
Products
Rated
Input
Output
Option1-
Option 2-
Option 3-
Family Code
Output Current
Voltage
Remote On/Off Logic
Mechanical
PIN Length
HEQB
15 A
48 V
5 V
Default
→Negative Logic
Default
→Open Frame
Default
→0.15”
20 A
3.3 V
P
→Positive Logic
PL
→Cold Plate
1
→0.25”
25 A
2.5 V
2
→0.11”
30 A
1.8 V
1.5 V
Example: HEQB-25 A-48 V-3.3 V-P-PL: Standard half brick with Positive Logic and Cold Plate options.
Contact Factory for availability of specific model configurations.