QBK020A0B1-H Lineage Power, QBK020A0B1-H Datasheet

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QBK020A0B1-H

Manufacturer Part Number
QBK020A0B1-H
Description
CONVERTER DC/DC 12V 240W OUT
Manufacturer
Lineage Power
Series
QBK020A0Br
Type
Point of Load (POL) Non-Isolated with Remote On/Offr
Datasheet

Specifications of QBK020A0B1-H

Output
12V
Number Of Outputs
1
Power (watts)
240W
Mounting Type
Through Hole
Voltage - Input
36 ~ 55V
Package / Case
7-DIP Module, 1/4 Brick
1st Output
12 VDC @ 20A
Size / Dimension
2.28" L x 1.45" W x 0.42" H (57.9mm x 36.8mm x 10.7mm)
Power (watts) - Rated
240W
Operating Temperature
-40°C ~ 85°C
Efficiency
94%
Approvals
CE, CSA, UL, VDE
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
3rd Output
-
2nd Output
-
Lead Free Status / Rohs Status
No
RoHS Compliant
Data Sheet
March 27, 2008
Applications
Options
Description
The QBK-series dc-dc converters are a new generation of DC/DC power modules designed to support 12Vdc
intermediate bus applications where multiple low voltages are generated using discrete/modular point of load
(POL) converters. The QBK series provide up to 20A output current in an industry standard quarter brick, which
makes it an ideal choice for small space, high current and 12V intermediate bus voltage applications. The
converter incorporates synchronous rectification technology and innovative packaging techniques to achieve ultra
high efficiency reaching 94% at 12V full load. The ultra high efficiency of this converter leads to lower power
dissipation such that for most applications a heat sink is not required. The QBK series power modules are isolated
dc-dc converters that operate over a narrow input voltage range of 36 to 55 Vdc and provide single optimal
regulated output. The output is fully isolated from the input, allowing versatile polarity configurations and grounding
connections. Built-in filtering for both input and output minimizes the need for external filtering.
* ISO is a registered trademark of the International Organization of Standards
**
§ This product is intended for integration into end-use equipment. All of the required procedures of end-use equipment should be followed.
CSA is a registered trademark of Canadian Standards Association.
VDE is a trademark of Verband Deutscher Elektrotechniker e.V.
UL is a registered trademark of Underwriters Laboratories, Inc.
Negative Remote On/Off logic
Active load sharing (Parallel Operation)
Baseplate option (-H)
Auto restart after fault shutdown
Distributed power architectures
Intermediate bus voltage applications
Servers and storage applications
Networking equipment
QBK020A Series Power Modules; DC-DC Converters
36-55 Vdc Input; 12Vdc Output; 20A Output Current
Features
57.9 mm x 36.8 mm x 10.6 mm
(2.28 in x 1.45 in x 0.42 in)
ISO* 9001 certified manufacturing facilities
Complies with and is licensed for Basic Insulation
rating per EN60950-1
UL** 60950-1 Recognised, CSA
60950-1-03 Certified, and VDE
3
Compliant to RoHS EU Directive 2002/95/EC (-Z
versions)
Compliant to ROHS EU Directive 2002/95/EC with
lead solder exemption (non-Z versions)
Exceptionally High power density: 173 W/in
High efficiency – 94% at 12V full load
Thermal Performance: 8A at 70ºC at 1m/s
(200LFM)
Delivers up to 20A output current
Low output ripple and noise
Industry standard Quarter brick:
Cost efficient open frame design
Single optimal regulated output
Narrow input voltage range
Output over current/voltage protection
Over temperature protection
Wide operating temperature range (-40°C to
85°C)
CE mark meets 2006/95/EC directive
Positive Remote On/Off logic
rd
Edition) Licensed
Document No: DS03-077 ver. 1.44
PDF Name: qbus-qbk020a.pdf
0805 (IEC60950,
C22.2 No.
§
3

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QBK020A0B1-H Summary of contents

Page 1

Data Sheet March 27, 2008 QBK020A Series Power Modules; DC-DC Converters 36-55 Vdc Input; 12Vdc Output; 20A Output Current RoHS Compliant Applications Distributed power architectures Intermediate bus voltage applications Servers and storage applications Networking equipment Options Negative Remote On/Off logic ...

Page 2

Data Sheet March 27, 2008 Absolute Maximum Ratings Stresses in excess of the absolute maximum ratings can cause permanent damage to the device. These are absolute stress ratings only, functional operation of the device is not implied at these or ...

Page 3

Data Sheet March 27, 2008 Electrical Specifications Parameter Output Voltage Set-point ( =15A, T =25°C) IN IN,nom O a Output Voltage (Over all operating input voltage, resistive load, and temperature conditions until end of life) Output Regulation ...

Page 4

Data Sheet March 27, 2008 Isolation Specifications Parameter Isolation Capacitance Isolation Resistance General Specifications Parameter Calculated MTBF (I =80 max airflow=1m/s(200LFM)) Weight 4 QBK020A Series Power Modules; DC-DC Converters 36 – 55 Vdc Input; ...

Page 5

Data Sheet March 27, 2008 Feature Specifications Unless otherwise indicated, specifications apply over all operating input voltage, resistive load, and temperature conditions. See Feature Descriptions for additional information. Parameter Remote On/Off Signal Interface ( Signal referenced ...

Page 6

Data Sheet March 27, 2008 Characteristic Curves The following figures provide typical characteristics for the QBK020A (12V, 20A) at 25ºC. The figures are identical for either positive or negative Remote On/Off logic ...

Page 7

Data Sheet March 27, 2008 Characteristic Curves (continued) . 12.25 12.2 12.15 Io= 0A 12.1 Io= 10A 12.05 12 Io= 20A 11.95 11.9 11. INPUT VOLTAGE, V Figure 7. Typical Output voltage regulation vs. Input voltage at Room ...

Page 8

Data Sheet March 27, 2008 Test Configurations Note: Measure input reflected-ripple current with a simulated source inductance (LTEST µH. Capacitor CS offsets possible battery impedance. Measure current as shown above. Figure 9. Input Reflected Ripple Current Test Setup. ...

Page 9

Data Sheet March 27, 2008 Feature Descriptions Overcurrent Protection To provide protection in a fault output overload condition, the module is equipped with internal current-limiting circuitry and can endure current limiting for a few mili- seconds. If the overcurrent condition ...

Page 10

Data Sheet March 27, 2008 Feature Description (continued) Forced Load Sharing (Parallel Operation with – P option) For additional power requirements, the power module can be configured for parallel operation with active load current sharing. Good layout techniques should be ...

Page 11

Data Sheet March 27, 2008 Thermal Considerations The power modules operate in a variety of thermal environments and sufficient cooling should be provided to help ensure reliable operation. Thermal considerations include ambient temperature, airflow, module power dissipation, and the need ...

Page 12

... Pb-free solder pot is 270°C max. Not all RoHS-compliant through-hole products can be processed with paste-through-hole Pb or Pb-free reflow process. If additional information is needed, please consult with your Lineage Power representative for more details. Post Solder Cleaning and Drying Considerations Post solder cleaning is usually the final circuit-board assembly process prior to electrical board testing ...

Page 13

... ON/OFF (.600) V (+) I *Top side label includes Lineage Power name, product designation, and data code. †Option Feature, pin is not present unless one these options specified. LINEAGE POWER QBK020A Series Power Modules; DC-DC Converters 36 – 55 Vdc Input; 12Vdc Output; 20A Output Current 57 ...

Page 14

... ON/OFF (.600) V (+) I *Bottom side label includes Lineage Power name, product designation, and data code. †Option Feature, pin is not present unless one of these options is specified. 14 QBK020A Series Power Modules; DC-DC Converters 36 – 55 Vdc Input; 12Vdc Output; 20A Output Current 5.3 47 ...

Page 15

Data Sheet March 27, 2008 Recommended Pad Layout for Through-Hole Modules Dimensions are in millimeters and (inches). Tolerances: x.x mm ± 0 x.xx in. ± 0.02 in.) [unless otherwise indicated] x.xx mm ± 0. x.xxx in ...

Page 16

... Type 20A 94% Through hole 20A 94% Through hole Asia-Pacific Headquarters Tel: +65 6416 4283 Europe, Middle-East and Africa Headquarters Tel: +49 89 6089 286 India Headquarters Tel: +91 80 28411633 Product codes Comcodes QBK020A0B1 108985656 QBK020A0B1Z CC109107876 Suffix Document No: DS03-077 ver. 1.44 PDF Name: qbus-qbk020a.pdf ...

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