108975053 Lineage Power, 108975053 Datasheet

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108975053

Manufacturer Part Number
108975053
Description
Module DC-DC 1-OUT 0.8V to 5.5V 25A 11-Pin SMT
Manufacturer
Lineage Power
Type
Step Downr
Datasheet

Specifications of 108975053

Package
11SMT
Output Current
25 A
Output Voltage
0.8 to 5.5 V
Input Voltage
12 V
Number Of Outputs
1

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Part Number:
108975053+
Quantity:
168
Data Sheet
May 19, 2009
Applications
Options
Description
The NXA025 series SMT (surface-mount technology) power modules are non-isolated dc-dc converters that can
deliver up to 25A of output current with full load efficiency of 93% at 3.3Vdc output voltage. These modules provide
a precisely regulated output voltage from 0.8Vdc to 5.5Vdc, programmable via an external resistor. Their open-
frame construction and small footprint enable designers to develop cost- and space-efficient solutions. Standard
features include remote On/Off, adjustable output voltage, remote sense, active current sharing between parallel
modules, output voltage sequencing of multiple modules, overcurrent, overvoltage, and overtemperature protection.
*
** ISO is a registered trademark of the International Organization of Standards
RoHS Compliant
UL is a registered trademark of Underwriters Laboratories, Inc.
CSA is a registered trademark of Canadian Standards Association.
VDE is a trademark of Verband Deutscher Elektrotechniker e.V.
10Vdc – 14Vdc Input; 0.8Vdc to 5.5Vdc Output; 25A Output Current
Distributed power architectures
Intermediate bus voltage applications
Telecommunications equipment
Servers and storage applications
Networking equipment
Enterprise Networks
Latest generation IC’s (DSP, FPGA, ASIC)
and Microprocessor powered applications
Baseplate version for heatsink attachment
Through Hole version (-L)
Paralleling with current sharing (-P)
(-H suffix)
NaOS
TM
NXA025 SMT Non-isolated Power Modules:
Features
47.2 mm x 29.4 mm x 8.50 mm
(1.86 in x 1.16 in x 0.335 in)
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)
Delivers up to 25A output current
High efficiency – 93% at 3.3V full load
Small size and low profile:
Low output ripple and noise
Constant switching frequency (500 kHz)
Surface mount or through hole
Output voltage programmable from 0.8 Vdc to
5.5Vdc via external resistor
Remote On/Off
Remote Sense
Parallel operation with current sharing (-P option)
Output voltage sequencing (multiple modules)
Output overvoltage protection
Overtemperature protection
Output overcurrent protection (non-latching)
Wide operating temperature range (-40°C to 85°C)
UL* 60950-1Recognized, CSA
03 Certified, and VDE
Licensed
ISO** 9001 and ISO 14001 certified manufacturing
facilities
Document No: DS03-030 ver. 1.42
0805:2001-12 (EN60950-1)
PDF name: nxa025_smt_ds.pdf
C22.2 No. 60950-1-

Related parts for 108975053

108975053 Summary of contents

Page 1

Data Sheet May 19, 2009 NaOS 10Vdc – 14Vdc Input; 0.8Vdc to 5.5Vdc Output; 25A Output Current RoHS Compliant Applications Distributed power architectures Intermediate bus voltage applications Telecommunications equipment Servers and storage applications Networking equipment Enterprise Networks Latest generation IC’s ...

Page 2

Data Sheet May 19, 2009 10 – 14Vdc Input; 0.8Vdc to 5.5Vdc Output; 25A output current Absolute Maximum Ratings Stresses in excess of the absolute maximum ratings can cause permanent damage to the device. These are absolute stress ratings only, ...

Page 3

Data Sheet May 19, 2009 10 – 14Vdc Input; 0.8Vdc to 5.5Vdc Output; 25A output current Electrical Specifications (continued) Parameter Output Voltage Set-point ( =25° min O O, max A Output Voltage ...

Page 4

Data Sheet May 19, 2009 10 – 14Vdc Input; 0.8Vdc to 5.5Vdc Output; 25A output current General Specifications Parameter Calculated MTBF (I =80 =25° max A Weight Feature Specifications Unless otherwise indicated, specifications apply ...

Page 5

Data Sheet May 19, 2009 10 – 14Vdc Input; 0.8Vdc to 5.5Vdc Output; 25A output current Characteristic Curves The following figures provide typical characteristics for the NXA025A0X –S at 25ºC. 88% 87% 86% 85% 84% 83% 82% 81% 80% 0 ...

Page 6

Data Sheet May 19, 2009 10 – 14Vdc Input; 0.8Vdc to 5.5Vdc Output; 25A output current Characteristic Curves (continued) The following figures provide typical characteristics for the NXA025A0X –S at 25ºC. TIME, t (1μs/div) Figure 7. Typical Output Ripple and ...

Page 7

Data Sheet May 19, 2009 10 – 14Vdc Input; 0.8Vdc to 5.5Vdc Output; 25A output current Characteristic Curves (continued) The following figures provide typical characteristics for the NXA025A0X – TIME, t (1ms/div) Figure 13. Synchronized Start-up of Output ...

Page 8

Data Sheet May 19, 2009 10 – 14Vdc Input; 0.8Vdc to 5.5Vdc Output; 25A output current Characteristic Curves (continued) The following figures provide typical thermal derating curves for NXA025A0X –S (Figures 19 and 20 show derating curves with base plate). ...

Page 9

Data Sheet May 19, 2009 Test Configurations TO OSCILLOSCOPE L TEST 1μ 220μF S Min E.S.R.<0.1Ω 150μF @ 20°C 100kHz NOTE: Measure input reflected ripple current with a simulated source inductance ( 1μH. Capacitor C ...

Page 10

Data Sheet May 19, 2009 10 – 14Vdc Input; 0.8Vdc to 5.5Vdc Output; 25A output current Feature Description Remote On/Off using SEQ/ENA Pin The NXA025A0X-S SMT power modules feature an SEQ/ENA pin for remote On/Off operation. If not using the ...

Page 11

Data Sheet May 19, 2009 10 – 14Vdc Input; 0.8Vdc to 5.5Vdc Output; 25A output current Feature Descriptions (continued) Output Voltage Programming (continued) resistor Rtrim for a particular desired voltage Vo, use the following equation: ⎡ Rtrim 775 ...

Page 12

Data Sheet May 19, 2009 10 – 14Vdc Input; 0.8Vdc to 5.5Vdc Output; 25A output current Thermal Considerations The power modules operate in a variety of thermal environments; however, sufficient cooling should be provided to help ensure reliable operation. Considerations ...

Page 13

Data Sheet May 19, 2009 10 – 14Vdc Input; 0.8Vdc to 5.5Vdc Output; 25A output current Mechanical Outline for NXA025A0X-S Dimensions are in millimeters and (inches). Tolerances: x.x mm ± 0.5 mm (x.xx in. ± 0.02 in.) [unless otherwise indicated] ...

Page 14

Data Sheet May 19, 2009 10 – 14Vdc Input; 0.8Vdc to 5.5Vdc Output; 25A output current Mechanical Outline for NXA025A0X-HS Dimensions are in millimeters and (inches). Tolerances: x.x mm ± 0.5 mm (x.xx in. ± 0.02 in.) [unless otherwise indicated] ...

Page 15

Data Sheet May 19, 2009 10 – 14Vdc Input; 0.8Vdc to 5.5Vdc Output; 25A output current Recommended Pad Layout Dimensions are in millimeters and inches. Tolerances: x.x mm ± 0.5 mm (x.xx in. ± 0.02 in.) [unless otherwise indicated] x.xx ...

Page 16

Data Sheet May 19, 2009 10 – 14Vdc Input; 0.8Vdc to 5.5Vdc Output; 25A output current Mechanical Outline for NXA025A0X-L Dimensions are in millimeters and (inches). Tolerances: x.x mm ± 0.5 mm (x.xx in. ± 0.02 in.) [unless otherwise indicated] ...

Page 17

Data Sheet May 19, 2009 10 – 14Vdc Input; 0.8Vdc to 5.5Vdc Output; 25A output current Recommended Pad Layout for NXA025A0X-L (Through Hole Version) Dimensions are in millimeters and (inches). Tolerances: x.x mm ± 0.5 mm (x.xx in. ± 0.02 ...

Page 18

... The minimum recommended nozzle diameter for reliable operation is 6mm. The maximum nozzle outer diameter, which will safely fit within the allowable component spacing mm. Oblong or oval nozzles may also be used within the space available. For further information please contact your local Lineage Power technical representative. 18 ...

Page 19

Data Sheet May 19, 2009 10 – 14Vdc Input; 0.8Vdc to 5.5Vdc Output; 25A output current Surface Mount Information Reflow Soldering Information These NXA025series power modules are large mass, low thermal resistance devices and typically heat up slower than other ...

Page 20

Data Sheet May 19, 2009 10 – 14Vdc Input; 0.8Vdc to 5.5Vdc Output; 25A output current Surface Mount Information Lead Free Soldering The –Z version Naos SMT modules are lead-free (Pb- free) and RoHS compliant and are both forward and ...

Page 21

... 0.8Vdc – 5.5Vdc Asia-Pacific Headquarters Tel: +65 6416 4283 Europe, Middle-East and Africa Headquarters Tel: +49 89 6089 286 India Headquarters Tel: +91 80 28411633 Connector Comcodes Type SMT 108975053 SMT 108975061 TH 108988515 TH CC109101350 SMT CC109101342 TH CC109106746 SMT 109100402 SMT 109100393 TH ...

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