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Manual Delta Electronics Series 240W

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  • Delta Electronics Series 240W - page 1

    DATASHEET DS_E48SB12020_05 222008 FEATURES  Input voltage range: 38V~55V  Output 240W @ 44Vin and above  Output 22.3A @ 44Vin and below  High efficiency: 96.3% @ 12V/20A  Size: 58.4mm x 22.8mm x 1 1.4mm (2.28” x 0.90” x 0.45”)  Industry standard pinout  Fully protected: Input UVLO, OVP , Output OCP and OTP  Parallelabl ...

  • Delta Electronics Series 240W - page 2

    DS_E48SB12020_05222008 2 TECHNICAL SPECIFICA TIONS (T A =25°C, airflow rate=300 LFM, V in =48Vdc, nominal V out unless otherw ise noted.) PA R A M E T E R NOTES and CONDITIONS E48SB12020 (St andard) Min. T yp. Max. Units ABSOLUTE MAXIMUM RA TINGS Input V oltag e Continuous 60 Vdc Operating T emperature Refer to Figure 18 for the mea suring point - ...

  • Delta Electronics Series 240W - page 3

    DS_E48SB12020_05222008 3 ELECTRICAL CHARACTERISTICS CUR VES 90 91 92 93 94 95 96 97 3 6 9 1 21 5 1 82 1 2 4 Out put Current (A ) Effi ci e n cy ( %) 38Vin 48Vin 55Vin 0 2 4 6 8 10 0 3 6 9 12 15 18 21 24 Out put Current (A ) L o ss ( W ) 38Vin 48Vin 55Vin Figure 1: Efficiency vs. load current for minimum, nominal, and maximum in put voltage at 25°C ...

  • Delta Electronics Series 240W - page 4

    DS_E48SB12020_05222008 4 ELECTRICAL CHARACTERISTICS CUR VES For Negative Remote On/Off Logic Figure 5: T urn-on transient at full rated load cur rent (5 ms/div). T op T race: V out; 5V/div; Bottom T race: ON/OFF input: 2V/div Figure 6: T urn-on transient at zero load current (5 ms/div). T op T race: Vout: 5V/div; Bottom T race: ON/OFF input: 2V/div ...

  • Delta Electronics Series 240W - page 5

    DS_E48SB12020_05222008 5 ELECTRICAL CHARACTERISTICS CUR VES Figure 9: Output voltage response to step-change in load current (50%-75%-50% of Io, max; di/dt = 0.1A/µs). Load cap: 10µF , tantalum capacitor and 1µF ceramic capacitor . T op T race: V out (200mV/div , 200us/div), Bo ttom T race: Iout (10A/div). Scope measurement shoul d be made using ...

  • Delta Electronics Series 240W - page 6

    DS_E48SB12020_05222008 6 ELECTRICAL CHARACTERISTICS CUR VES Figure 12: Input T erminal Ripple C urrent, i c , at full rated output current and nominal i nput voltage with 12µH source impeda nce and 47µF electrolytic capacitor (100 mA/div , 2us/div). Figure 13: Input reflected ripple current, i s , through a 12 µH source inductor at nominal i npu ...

  • Delta Electronics Series 240W - page 7

    DS_E48SB12020_05222008 7 DESIGN CONSIDERA TIONS Input Source Impedance The impedance of the input sou rce connecting to the DC/DC powe r modules will interact wit h the modules and affect the st ability . A low ac-impe dance input source is recommended. If the source induct ance is more than a few μ H, we advise adding a 33 to 220 μ F electrolyti ...

  • Delta Electronics Series 240W - page 8

    DS_E48SB12020_05222008 8 Over-T emp erature Protection The over-temperature protection consists of circuitry t hat provides protection from therm al damage. If the temperature exceeds the over-t em perature threshold, the module will be shut down, and enter in the auto-rest art mode or latch mode, which is optional. For auto-restart mode, the modul ...

  • Delta Electronics Series 240W - page 9

    DS_E48SB12020_05222008 9 THERMAL CONSIDERA TIONS Thermal management is an importa nt part of the system design. To ensure prop er, reliable operation, sufficie nt cooling of the power mod ule is needed over the entire temperature range of the modul e. Convection coolin g is usually the dominant mode of heat transfer. Hence, the choice of equipment ...

  • Delta Electronics Series 240W - page 10

    DS_E48SB12020_05222008 10 MECHANICAL DRA WING Pin No. Name Function 1 2 3 4 5 +Vin ON/OFF -Vin -V out +V out Positive input voltage Remote ON/OFF Negative input voltage Negative output voltage Positive output voltage Pin Specification: Pins 1-3 1.0mm (0.040”) diameter Pins 4-5 1.5mm (0.060”) diameter All pins are copper with T in plating (Pb fr ...

  • Delta Electronics Series 240W - page 11

    DS_E48SB12020_05222008 11 P ART NUMBERING SYSTEM E 48 S B 120 20 N R F A T ype of Product Input V oltage Number of Output s Product Series Output V oltage Output Current ON/OFF Logic Pin Len gth Option Code E- Eighth Brick 48- 38V~55V S- Single B- Bus Converter 120- 12V 20- 20A N- Negative (Default) P- Positive R- 0.170” (Default) N- 0.145” K- ...

Manufacturer Delta Electronics Category Power Supply

Documents that we receive from a manufacturer of a Delta Electronics Series 240W can be divided into several groups. They are, among others:
- Delta Electronics technical drawings
- Series 240W manuals
- Delta Electronics product data sheets
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All of them are important, but the most important information from the point of view of use of the device are in the user manual Delta Electronics Series 240W.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals Delta Electronics Series 240W, service manual, brief instructions and user manuals Delta Electronics Series 240W. Depending on your needs, you should look for the document you need. In our website you can view the most popular manual of the product Delta Electronics Series 240W.

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A complete manual for the device Delta Electronics Series 240W, how should it look like?
A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use Delta Electronics Series 240W by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Delta Electronics Series 240W.

A complete Delta Electronics manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

1. Preface and tips on how to use the manual Delta Electronics Series 240W - At the beginning of each manual we should find clues about how to use the guidelines. It should include information about the location of the Contents of the Delta Electronics Series 240W, FAQ or common problems, i.e. places that are most often searched by users in each manual
2. Contents - index of all tips concerning the Delta Electronics Series 240W, that we can find in the current document
3. Tips how to use the basic functions of the device Delta Electronics Series 240W - which should help us in our first steps of using Delta Electronics Series 240W
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with Delta Electronics Series 240W
5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of Delta Electronics Series 240W in a specific country, if it was not possible to solve the problem on our own.

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