LW030A Lineage Power, LW030A Datasheet

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LW030A

Manufacturer Part Number
LW030A
Description
Manufacturer
Lineage Power
Type
Step Downr
Datasheet

Specifications of LW030A

Output Power
30W
Number Of Outputs
1
Output Current
6A
Input Voltage
48V
Output Voltage
5V
Screening Level
Industrial
Product Length (mm)
61mm
Product Height (mm)
9.53mm
Product Depth (mm)
71.1mm
Mounting Style
Through Hole
Pin Count
10
Lead Free Status / Rohs Status
Not Compliant

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
LW030A81
Manufacturer:
TEtyco
Quantity:
5 400
Part Number:
LW030A87
Manufacturer:
MAXIM
Quantity:
6 262
Data Sheet
April 2008
The LW030-Series Power Modules use advanced, surface-
mount technology and deliver high-quality, compact, dc-dc
conversion at an economical price.
Applications
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Options
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* UL is a registered trademark of Underwriters Laboratories, Inc.
† CSA is a registered trademark of Canadian Standards Associa-
‡ VDE is a trademark of Verband Deutscher Elektrotechniker e.V.
§ This product is intended for integration into end-use equipment.
tion.
All the required procedures for CE marking of end-use equip-
ment should be followed. (The CE mark is placed on selected
products.)
Communication equipment
Distributed power architectures
Computer equipment
Negative remote on/off logic
Case ground pin
Tight tolerance
Synchronization
Short pins: 2.79 mm ± 0.25 mm
Short pins: 3.68 mm ± 0.25 mm
(0.110 in. ± 0.010 in.)
(0.145 in. ± 0.010 in.)
36 Vdc to 75 Vdc Inputs; 19.8 W to 30 W
Features
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Description
The LW030-Series Power Modules are low-profile
dc-dc converters that operate over an input voltage
range of 36 Vdc to 75 Vdc and provide precisely
regulated outputs. The output is isolated from the
input, allowing versatile polarity configurations and
grounding connections. The modules have a maxi-
mum power rating up to 30 W at a typical full-load
efficiency of up to 79%.
The power modules feature remote on/off, output
voltage remote sense (both negative and positive
leads), and output voltage adjustment. Built-in filter-
ing for both input and output minimizes the need for
external filtering. The modules are PC-board mount-
able and encapsulated in metal cases.
LW030-Series Power Modules:
Low profile and small size:
61.0 mm x 71.1 mm x 9.53 mm
(2.40 in. x 2.80 in. x 0.375 in.)
Wide input voltage range: 36 Vdc to 75 Vdc
Input-to-output isolation
Operating case temperature range: –40 °C to
+100 °C
Metal case
Output overcurrent protection, unlimited duration
Positive remote on/off logic and output voltage
remote sense
Output voltage adjust: 90% to 110% of V
Output overvoltage protection
UL* 1950 Recognized, CSA
Certified, VDE
CE mark meets 73/23/EEC and 93/68/EEC
directives
Within FCC Class A radiated limits
§
0805 (EN60950, IEC950) Licensed
C22.2 No. 950-95
O, nom

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LW030A Summary of contents

Page 1

Data Sheet April 2008 The LW030-Series Power Modules use advanced, surface- mount technology and deliver high-quality, compact, dc-dc conversion at an economical price. Applications Communication equipment n Distributed power architectures n Computer equipment n Options Negative remote on/off logic n ...

Page 2

... Refer to the fuse manufacturer’s data for further information. 2 Symbol Min – –40 stg — — Symbol Min Typ — — I, max — — I — — — 60 April 2008 Max Unit 80 Vdc 100 °C 120 °C 1050 Vdc Max Unit 75 Vdc 1 — mAp-p — dB Lineage Power ...

Page 3

... I O Peak Deviation Settling Time (V < 10% peak deviation) O Load Change from I = 50 Peak Deviation Settling Time (V < 10% peak deviation) O Table 3. Isolation Specifications Parameter Isolation Capacitance Isolation Resistance Lineage Power 36 Vdc to 75 Vdc Inputs; 19 (continued) Device Symbol Suffix set set ...

Page 4

... Typ Max — — 1.0 –0.7 — 1.2 — — 6.0 — — 50 — — 1.2 — — 5.0 — 0 5.0 — — — 110 %V 90 — 110 %V 4.0 — 5.7 5.6 — 7.0 Lineage Power Unit µ nom O, nom O, nom V V ...

Page 5

... 1.0 0.5 0 (V) I Figure 3. LW030F871 Typical Output Characteris- 8-2781(C) 5.0 4 3.5 3.0 2.5 2.0 = 3.0 A 1.5 1.0 0.5 = 0 (V) I 8-1268(C).a Figure 4. LW030A Typical Output Characteristics OUTPUT CURRENT, I (A) O tics OUTPUT CURRENT 8-2782( 8-1269(C) 5 ...

Page 6

... Characteristic Curves (continued 0.6 1.6 2.6 3.6 OUTPUT CURRENT, I Figure 5. LW030F871 Typical Converter Efficiency vs. Output Current OUTPUT CURRENT, I Figure 6. LW030A Typical Converter Efficiency vs. Output Current 6 6 100 4.5 A 4.6 5.6 6 (A) O 8-2780(C) Figure 7. LW030 Typical Output Voltage for a Step 102 100 ...

Page 7

... April 2008 Characteristic Curves (continued) TIME, t (200 µs/div) Figure 9. LW030F871 Typical Output Voltage Start-Up when Signal Applied to Remote On/Off TIME ms/div) Figure 10. LW030A Typical Output Voltage Start-Up when Signal Applied to Remote On/Off Lineage Power 36 Vdc to 75 Vdc Inputs; 19 Test Configurations TO OSCILLOSCOPE C 220 µ ...

Page 8

... The module has internal capacitance to reduce noise at the ON/OFF pin. Additional capacitance is not gen- erally needed and may degrade the start-up character- istics of the module. April 2008 (–) terminal (V ). The I on/off = –0 1.2 V. The on/off generated by on/off = µA. on/off Lineage Power ...

Page 9

... For the LW030F: R adj-up For the LW030A: R adj-up where R between TRIM and V For example, to increase the output voltage of the LW030A by 10%, the external resistor value must be LOAD CONTACT AND DISTRIBUTION LOSSES 8-651(C).m (+) the output voltage set point adj-down ...

Page 10

... MEASURE CASE TEMPERATURE ( CENTER OF UNIT AIRFLOW 76.2 (3.00) 101.6 (4.00) 203.2 (8.00) Figure 16. Thermal Test Setup April 2008 12.7 (0.50) WIND TUNNEL WALL AIR- FLOW 203.2 (8.00) AIR VELOCITY AND AMBIENT TEMPERATURE MEASURED BELOW THE MODULE 19.1 (0.75) Lineage Power 8-1046(C) ...

Page 11

... Use of Figure 17 is shown in the following example. Example What is the minimum airflow necessary for a LW030A operating 5.0 A, and a maximum I O ambient temperature of 80 °C? ...

Page 12

... Example (continued) Although the maximum case temperature for the LW030A is 100 °C, one may want to limit the maximum case temperature to a lower value for extremely high reliability °C case temperature is desired, what is the allowable minimum airflow necessary for an LW030A operating at V maximum ambient of 75 ° ...

Page 13

... April 2008 Outline Diagram Dimensions are in millimeters and (inches). Tolerances: x.x ± 0.5 mm (0.02 in.), x.xx ± 0.25 mm (0.010 in.). Note: For standard modules, V (+) is internally connected to the case. I Top View Side View Bottom View Lineage Power 36 Vdc to 75 Vdc Inputs; 19 8-1177(C).c 13 ...

Page 14

... MAX Output Power Device Code 19.8 W LW030F81 30 W LW030A Device Code Suffix April 2008 20.32 (0.800) 50.8 17.78 (2.00) (0.700) 8-1177(C).d Comcode 108058702 107314296 ...

Page 15

... Note: Dimensions are in millimeters and (inches). 1/4 IN. 1/2 IN. 1 IN. 71 (2.8) 1 1/2 IN. 61 (2.4) Figure 22. Longitudinal Heat Sink Lineage Power 36 Vdc to 75 Vdc Inputs; 19 (2.8) 8-2776(C) Figure 23. Transverse Heat Sink Comcode 407244763 407244771 407244789 407244797 ...

Page 16

... Lineage Power reserves the right to make changes to the produc t(s) or information contained herein without notice. No liability is ass umed as a res ult of their use or applic ation. No rights under any patent acc ompany the sale of any oduct information. ...

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