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Manual Delta Electronics ND Series

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  • Delta Electronics ND Series - page 1

    PRELIMINARY DATA SHEET DS_ND1 2S50A _07172008 FEATURES  High efficiency: 92.5% @ 12Vin, 3.3V/50A out y Size: 61.0x31.8x10.2mm (2.40”×1.25”×0.40”)  V olt age and resistor-based trim  No minimum load required  Output voltage programmable from 0.9Vdc to 3.63Vdc via external resistors  Fixed frequency operation  Single-in line ...

  • Delta Electronics ND Series - page 2

    DS_ND12S10A_07 172008 2 TECHNICAL SPECIFICA TIONS (Ambient T emperature=25°C, minim um airflow=200LFM, no minal V in =12Vdc unless otherw ise specified.) PA R A M E T E R NOTES and CONDITIONS ND12S0A0V50 (S tandard) Min. T yp. Max. Units ABSOLUTE MAXIMUM RA TINGS Input V oltage -0.3 13.8 Vdc Operating T emperature Refer to Figure 32 for the mea su ...

  • Delta Electronics ND Series - page 3

    DS_ND12S10A_07 172008 3 ELECTRICAL CHARACTERISTICS CUR VES 70 75 80 85 90 95 5.01 10 15 20 25 30 35 40 45 50 OUTPUT CURRE NT (A) EFFICIENCY (%) 10.2 12.0 13.8 70 75 80 85 90 95 5.01 10 15 20 25 30 35 40 45 50 OUTPUT CURRE NT (A) EFFICIENCY (%) 10.2 12.0 13.8 Figure 1: Converter efficiency vs. output current (0.9V output voltage) Figure 2: Converter ...

  • Delta Electronics ND Series - page 4

    DS_ND12S10A_07 172008 4 ELECTRICAL CHARACTERISTICS CUR VES (CON.) Figure 7: Output ripple & noise at 12V in, 0.9V/50A out Figure 8: Output ripple & noise at 12V in, 1.2V/50A out Figure 9: Output ripple & noise at 12V in, 1.5V/50A out Figure 10: Output ripple & noise at 12Vin, 1.8V/50A out Figure 1 1: Output ripple & noi se at 12 ...

  • Delta Electronics ND Series - page 5

    DS_ND12S10A_07 172008 5 ELECTRICAL CHARACTERISTICS CUR VES (CON.) Figure 13: T urn on delay time at 12Vin, 0.9V/50A out Ch1: V o ut Ch4: Vin Figure 1 4: T urn on delay time Remote On/Off, 0.9V/50A out Ch1: V o ut Ch4: Enable Figure 15: T urn on delay time at 12Vin, 3.3V/50A out Ch1: V o ut Ch4: Vin Figure 1 6: T urn on delay time at Remote On/Off, ...

  • Delta Electronics ND Series - page 6

    DS_ND12S10A_07 172008 6 Figure 19: T y pical transient response to step load cha nge at 10A/ μ S from 50%to 75% and 75% to 50 of Io, max at 12Vin, 1.5V out Figure 20: T y pical transient response to step load cha nge at 10A/ μ S from 50%to 75% and 75% to 50 of Io, max at 12Vin, 1.8V out Figure 21: T y pical transient response to step load cha nge ...

  • Delta Electronics ND Series - page 7

    DS_ND12S10A_07 172008 7 DESIGN CONSIDERA TIONS The ND 50A uses two phase and volt age mode controlled buck topology . The output can be trimmed in the range of 0.9Vdc to 3.63Vdc with a resist or from T rim pin to Ground. A remote sense function is provided and it is able to compensate for a drop from the o utput of converter to point of load. The c ...

  • Delta Electronics ND Series - page 8

    DS_ND12S10A_07 172008 8 FEA TURES DESCRIPTIONS (CON.) Input Under-V oltage Lockout The input under-voltag e lockout prevents the converte r from being damaged while operating when the input voltage is too lo w . The lockout occurs between 7.6V to 9.0V . Over-Current and Short-Circuit Protection The ND series modules have non-l atching over-current ...

  • Delta Electronics ND Series - page 9

    DS_ND12S10A_07 172008 9 Output Capacit ance an external output capacitor(mi n 680uF) is required for stable operation. V olt age Margining Adjustment Output voltage margi n adjusting can be impleme nted in the ND modules by con necting a resi stor , R margin-up , from the T rim pin to the Ground for margining up the output voltage. Also, the output ...

  • Delta Electronics ND Series - page 10

    DS_ND12S10A_07 172008 10 THERMAL CUREVES ` Figure 32: T emperature measurement locati on* The allowed maximu m hot spot t emper ature is defin ed at 124 ℃ ND12S0A0V50(standar d) Outp ut Current vs. A mbient T emperature a nd Air V elocity @Vin=12V V out=0.9V ( Through P CB Orientat ion) 0 5 10 15 20 25 30 35 40 45 50 55 25 30 3 5 40 45 5 0 55 60 ...

  • Delta Electronics ND Series - page 11

    DS_ND12S10A_07 172008 11 MECHANICAL DRA WING VERTICAL THERMAL CUREVES ND12S0A0V50(standar d) Outp ut Current vs. A mbient Tem perat ure and A ir Velocity @Vin=12V V out=3.3V ( Through P CB Orientation) 0 5 10 15 20 25 30 35 40 45 50 55 25 30 3 5 40 45 5 0 55 60 65 70 75 80 85 Natu ral Convect ion O utput Current (A) Ambi en t T emp er atu re ( ℃ ...

  • Delta Electronics ND Series - page 12

    DS_ND12S10A_07 172008 12 P ART NUMBERING SYSTEM MODEL LIST Model Name Packaging Input V oltage Output V olta ge Output Current Efficiency 12Vin @ 100 % load ND12S0A0V50PNF A V ertical 10.2 ~ 13.8Vdc 0.9 V ~ 3.63Vdc 50A 92.5% CONT ACT : www .delt a.com.tw/dcdc USA: T elephone: East Coast: (888) 335 8201 West Coast: (888) 335 8208 Fax: (978) 656 3964 ...

Manufacturer Delta Electronics Category Power Supply

Documents that we receive from a manufacturer of a Delta Electronics ND Series can be divided into several groups. They are, among others:
- Delta Electronics technical drawings
- ND Series manuals
- Delta Electronics product data sheets
- information booklets
- or energy labels Delta Electronics ND Series
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 ND Series.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals Delta Electronics ND Series, service manual, brief instructions and user manuals Delta Electronics ND Series. 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 ND Series.

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A complete manual for the device Delta Electronics ND Series, 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 ND Series by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Delta Electronics ND Series.

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 ND Series - 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 ND Series, 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 ND Series, that we can find in the current document
3. Tips how to use the basic functions of the device Delta Electronics ND Series - which should help us in our first steps of using Delta Electronics ND Series
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with Delta Electronics ND Series
5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of Delta Electronics ND Series in a specific country, if it was not possible to solve the problem on our own.

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