Delta Electronics Series H48SR manual

1
2
3
4
5
6
7
8
9
10
11
12
13

Go to page of

A good user manual

The rules should oblige the seller to give the purchaser an operating instrucion of Delta Electronics Series H48SR, along with an item. The lack of an instruction or false information given to customer shall constitute grounds to apply for a complaint because of nonconformity of goods with the contract. In accordance with the law, a customer can receive an instruction in non-paper form; lately graphic and electronic forms of the manuals, as well as instructional videos have been majorly used. A necessary precondition for this is the unmistakable, legible character of an instruction.

What is an instruction?

The term originates from the Latin word „instructio”, which means organizing. Therefore, in an instruction of Delta Electronics Series H48SR one could find a process description. An instruction's purpose is to teach, to ease the start-up and an item's use or performance of certain activities. An instruction is a compilation of information about an item/a service, it is a clue.

Unfortunately, only a few customers devote their time to read an instruction of Delta Electronics Series H48SR. A good user manual introduces us to a number of additional functionalities of the purchased item, and also helps us to avoid the formation of most of the defects.

What should a perfect user manual contain?

First and foremost, an user manual of Delta Electronics Series H48SR should contain:
- informations concerning technical data of Delta Electronics Series H48SR
- name of the manufacturer and a year of construction of the Delta Electronics Series H48SR item
- rules of operation, control and maintenance of the Delta Electronics Series H48SR item
- safety signs and mark certificates which confirm compatibility with appropriate standards

Why don't we read the manuals?

Usually it results from the lack of time and certainty about functionalities of purchased items. Unfortunately, networking and start-up of Delta Electronics Series H48SR alone are not enough. An instruction contains a number of clues concerning respective functionalities, safety rules, maintenance methods (what means should be used), eventual defects of Delta Electronics Series H48SR, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the Delta Electronics service. Lately animated manuals and instructional videos are quite popular among customers. These kinds of user manuals are effective; they assure that a customer will familiarize himself with the whole material, and won't skip complicated, technical information of Delta Electronics Series H48SR.

Why one should read the manuals?

It is mostly in the manuals where we will find the details concerning construction and possibility of the Delta Electronics Series H48SR item, and its use of respective accessory, as well as information concerning all the functions and facilities.

After a successful purchase of an item one should find a moment and get to know with every part of an instruction. Currently the manuals are carefully prearranged and translated, so they could be fully understood by its users. The manuals will serve as an informational aid.

Table of contents for the manual

  • Page 1

    DS_H48SR1R860_06 272006 Delta Electronics , Inc. Delphi Series H48SR, 200W Half Brick Family DC/DC Power Modules: 48V in, 1.8V/60A out The Delphi Series H48SR Half Brick, 48V input, adjustable singl e output, isolated, open frame DC/DC conv erters a re the latest offering from a world leader in power systems te chnology and manufacturin g -- Delta [...]

  • Page 2

    DS_H48SR1R86 0_06272006 2 TECHNICAL SPECIFICATIONS (T A =25°C, airflow rate=300 LFM, V in =48Vdc, nominal Vou t unless otherwise no ted.) PARAMETER NOTES and CONDITIONS H48SR1R860NRFA Min. Ty p. Max. Units ABSOLUTE MAXIMUM RATINGS Input Voltage Continuous 80 Vdc Transient (100ms) 100ms 100 Vdc Operating Device Temperatur e Tc -40 115 °C Storage T[...]

  • Page 3

    DS_H48SR1R86 0_06272006 3 ELECTRICAL CHARACT ERISTICS CURVES 60 65 70 75 80 85 90 95 10 20 30 40 50 60 OUTPUT CURRENT (A ) EFFICIENCY (%) 36Vi n 48Vin 75Vin 0.0 4.0 8.0 12.0 16.0 20.0 24.0 10 20 30 40 50 60 OUTPUT CURRENT(A) POWER DISSIPATIO N (W) 36Vin 48Vin 75Vin Figure 1: Efficiency vs. load cur rent for mi nimum, nominal, and maximum input volt[...]

  • Page 4

    DS_H48SR1R86 0_06272006 ELECTRICAL CHARACT ERISTICS CURVES 76 78 80 82 84 86 88 90 0.8 1.0 1.2 1.4 1.6 1.8 OUTPUT VOLTAGE ( V) EFFICIENCY (%) 36Vin 48Vin 75V in 0.0 4.0 8.0 12.0 16.0 20.0 24.0 0.8 1.0 1.2 1.4 1.6 1.8 OUTPUT VOLT AGE (V) POWER DISSI PATION (W) 36Vin 48Vin 75Vin Figure 5: Efficiency vs. output voltage for minimu m, nominal, and maxim[...]

  • Page 5

    DS_H48SR1R86 0_06272006 ELECTRICAL CHARACTERISTICS CURVES Figure 9: Turn-on transient at zero load current (2 ms/div). Top Trace: Vout: 1V/div; Bottom Trace: ON/OFF input : 2V/div Figure 10: Output voltage response to step-change in loa d current (75%-50%-75% of Io, max; di/dt = 0.1A/µs). Load cap: 10µF, tantalum capacitor and 1µF ceramic capaci[...]

  • Page 6

    DS_H48SR1R86 0_06272006 6 ELECTRICAL CHARACTERISTICS CURVES Figure 13: Input Terminal Ripple Current, i c , at full rated output current and nominal input voltag e with 12µH source impedance and 33 µF electrolyt ic capacitor (500 mA/div). Figure 14: Input reflected ripple current, i s , through a 12µH source inductor at nominal input voltage and[...]

  • Page 7

    DS_H48SR1R86 0_06272006 THERMAL CURVES Figure 18: Hot spot location (unit in mm) Figure 1 9: Output current vs. ambient temperature and air velocity (Vin=48V / 75V, V out =0.8V ) Figure 20: Output current vs. ambient temperature and air velocity (Vin=48V / 75V, V out =1.8V ) Figure 21: Power dissipation vs. ambient temperature and air velocity (Vin[...]

  • Page 8

    DS_H48SR1R86 0_06272006 8 Do not ground one of the input pins without gro unding one of the output pins. This conne ction may allow a non-SELV voltage to appear between the output pin and ground. The power module h as extra-low voltage (ELV) outputs when all inputs are ELV. This power module is not internally fused. To a chieve optimum safety and s[...]

  • Page 9

    DS_H48SR1R86 0_06272006 9 Vo(+) Vi(+) Vo(-) Sense(-) Sense(+) Vi(-) ON/OFF Figure 22: Remote on/off implementation Remote Sense Remote sense compen sates for voltage drops on the output by sensing the actual output voltage at the point of load. The voltage between the remote sense pins and the output terminals must not exceed the output voltage sen[...]

  • Page 10

    DS_H48SR1R86 0_06272006 FEATURES DESCRIPTIONS (CON.) Output Voltage Adjustment (TRIM) To increase or decrea se the output voltage set poi nt, the modules may be connected wit h an external resistor between the TRIM pin and eithe r the SENSE(+) or SENSE(-). The TRIM pin should be left open if this feature is not used. Figure 23: Circuit configuratio[...]

  • Page 11

    DS_H48SR1R86 0_06272006 11 Note: Wind Tunn e l Te s t S e tup Fig u r e D imensio ns are in m illimeters and (In che s ) 12.7 (0.5” ) MODULE A IR FLOW 50.8 ( 2.0” ) F ACING PWB PW B AIR VELOCIT Y AND AM BIE NT TEMPER AT URE MEASURED BE LOW THE MO DUL E Figure 26: Wind Tunnel Test Setup THERMAL CONSIDERATIONS Thermal management is an important p[...]

  • Page 12

    DS_H48SR1R86 0_06272006 12 MECHANICAL DRAWING Pin No. Name Function 1 2 3 4 5 6 7 8 -Vin ON/OFF +Vin +Vout +SENSE TRIM -SENSE -Vout Negative input voltage Remote ON/OFF Positive input voltage Positive output voltage Positive remote sense Output voltage trim Negative remote sense Negative output voltage Notes: 1 2 3 Pins 1-3, 5-7 are 1.00mm (0.039?[...]

  • Page 13

    DS_H48SR1R86 0_06272006 PART NUMBERING SYSTEM H 48 S R 1R8 60 N R F A Form Factor Input Voltage Number of Outputs Product Series Output Voltage Output Current ON/OFF Logic Pin Length Option Code H – Half-Brick 48- 36V~75V S- Single R- Single Board 1R8- 1.8V 60- 60A 80- 80A N-Negative P-Positive R-0.170” N-0.145” K-0.110” F- RoHS 6/6 (Lead F[...]