Instruction/ maintenance manual of the product Delphi Series E24SR Delta Electronics
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(2.30” x 0.90” x 0.39”) SMD and Through-hole versions Industry standard pin out 2:1 input range Fixed frequency operation Input UVLO, Output OTP , OCP , OVP Basic insulat.
DS_E24SR05012_010 32008 2 TECHNICAL SPECIFICA TIONS (T A =25°C, airflow rate=300 LFM, V in = 24 Vdc, nominal V out unless otherw ise noted.) PA R A M E T E R NOTES and CONDITIONS E24SR05012 (St andard) Min.
DS_E24SR05012_010 32008 3 ELECTRICAL CHARACTERISTICS CUR VES 80 82 84 86 88 90 92 24 68 1 0 1 2 Output C ur re nt ( A ) E ff i ci en cy (%) 1. 0 2. 0 3. 0 4. 0 5. 0 6. 0 7. 0 2468 1 0 O utput C ur r ent ( A ) L o ss (W ) 18Vin 1 2 Figure 1: Ef ficiency vs.
DS_E24SR05012_010 32008 4 ELECTRICAL CHARACTERISTICS CUR VES For Negative Remote On/Off Logic Figure 4: T urn-on transi ent at full rated load current (resi stive load) (2 ms/div). Vin=24V . T op T race: V out, 2.0V/div; Bottom T race: ON/OFF input, 10V/div Figure 5: T urn-on trans ient at zero load current (2 ms/ div).
DS_E24SR05012_010 32008 5 ELECTRICAL CHARACTERISTICS CUR VES Figure 8: Output voltage response to step-change in load current (75%-50%-75% of Io, max; di/dt = 0.1A/µs). Load cap: 10µF t antalum capacitor and 1µF ceramic capacitor . 0 T op T race: Vout (100mV/div , 200us/div ) , Bottom T r ace: Iout (5 A /div).
DS_E24SR05012_010 32008 6 ELECTRICAL CHARACTERISTICS CUR VES Strip Copper Vo(-) Vo(+) 10u 1u SCOPE RESISTIV E LOAD Figure 12: Input reflected ripple current, i s , through a 12µH source inductor at nominal input voltage and rated loa d current (20 mA/div , 2us/div) Figure 13: Output voltage noise and ripple measur ement test setup 0.
DS_E24SR05012_010 32008 7 The input source must be insulated from the ac mains by reinforced or double insulation. The input terminals of the module are not operator accessible. If the metal baseplate is grounded , one Vi pin and one Vo pin shall also be grounded.
DS_E24SR05012_010 32008 8 Vi(-) ON/OFF Vi(+) Vo(-) Trim Vo(+) Sense(-) Sense(-) Vi(-) ON/OFF Vi(+) Vo(-) Trim Vo(+) Sense(-) Sense(-) Figure 16: Remote on/off implementation Remote Sense Remote sense compen sates for voltage dro ps on the output by sensing the actual output volt age at the point of load.
DS_E24SR05012_010 32008 9 FEA TURES DESCRIPTIONS (CON.) Output V oltage Adjustment (TRIM) To increase or decrea se the output voltage set poin t, connect an external re sistor between the TRIM pin and either the SENSE(+) or SENSE(-). The TRIM pin should be left open if this feature is not used.
DS_E24SR05012_010 32008 10 THERMAL CONSIDERA TIONS Thermal management is an important part of the syst em design. To ensure p roper, reliable operation, sufficie nt cooling of the power mod ule is needed over the entire temperature range of the modul e.
DS_E24SR05012_010 32008 11 P I C K A N D P L A C E L O C A T I O N S U R F A C E - MOUNT T APE & REEL RECOMMENDED P AD LA YOUT (SMD).
DS_E24SR05012_010 32008 12 LEADED (Sn/Pb) PROCESS RECOMMEND TEMP . PROFILE T ime ( sec. ) Pre-h eat tem p. 140~180 ° C 60~120 sec. Peak tem p. 210~230 ° C 5sec . Ramp-up te mp. 0.5~3.0 ° C /sec . T emperature ( ° C ) 50 100 150 200 250 300 60 0 120 180 240 2nd Ramp-up temp.
DS_E24SR05012_010 32008 13 MECHANICAL DRA WING Surface-mount module Through-hole module Pin No. Name Function 1 -Vin Negative input voltage Remote ON/OFF Positive input voltage Positive output voltage.
DS_E24SR05012_010 32008 14 P ART NUMBERING SYSTEM E 24 S R 050 12 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 Length/T ype Option Code E - Eighth Brick 24V S - Single R - Regular 050 - 5.
DS_E24SR05012_010 32008 15 at any time, without notice ..
An important point after buying a device Delta Electronics Delphi Series E24SR (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Delta Electronics Delphi Series E24SR yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Delta Electronics Delphi Series E24SR - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Delta Electronics Delphi Series E24SR you will learn all the available features of the product, as well as information on its operation. The information that you get Delta Electronics Delphi Series E24SR will certainly help you make a decision on the purchase.
If you already are a holder of Delta Electronics Delphi Series E24SR, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Delta Electronics Delphi Series E24SR.
However, one of the most important roles played by the user manual is to help in solving problems with Delta Electronics Delphi Series E24SR. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Delta Electronics Delphi Series E24SR along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
