Delta Electronics Delphi E48SR05012NRFA Datasheet Download | Manualshive

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E48SR12007_05222008

3

ELECTRICAL CHARACTERISTICS CURVES

Figure 1:

Efficiency vs. load current for minimum, nominal, and

maximum input voltage at 25°C, 300LFM airflow.

Figure

2:

Power dissipation vs. load current for minimum,

nominal, and

maximum input voltage at 25°C, 300LFM airflow.

Figure 3:

Typical full load input characteristics at 25°C

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Summary of Contents for Delphi E48SR05012NRFA

Page 1: ... Positive On Off logic Short pin lengths SMD pin Delphi Series E48SR12007 84W Eighth Brick DC DC Power Modules 48V in 12V 7A out The Delphi Series E48SR12007 Eighth Brick 48V input single output isolated DC DC converter is the latest offering from a world leader in power systems technology and manufacturing Delta Electronics Inc This product provides 84 watts of power with 92 0 efficiency in an in...

Page 2: ... 10 25 mV Operating Output Current Range 0 7 A Output Over Current Protection 110 140 DYNAMIC CHARACTERISTICS Output Voltage Current Transient 48V 10µF Tan 1µF Ceramic load cap 0 1A µs Positive Step Change in Output Current 50 Io max to 75 Io max 200 360 mV Negative Step Change in Output Current 75 Io max to 50 Io max 200 360 mV Settling Time within 1 Vout nominal 200 us Turn On Transient Start Up...

Page 3: ... Efficiency vs load current for minimum nominal and maximum input voltage at 25 C 300LFM airflow Figure 2 Power dissipation vs load current for minimum nominal and maximum input voltage at 25 C 300LFM airflow Figure 3 Typical full load input characteristics at 25 C ...

Page 4: ...ent at zero load current 2ms div Vin 48V Top Trace Vout 5V div Bottom Trace ON OFF input 5V div For Positive Remote On Off Logic Figure 6 Turn on transient at full rated load current resistor load 2ms div for positive on off mode Vin 48V Top Trace Vout 5V div Bottom Trace ON OFF input 5V div Figure 7 Turn on transient at zero load current 2ms div for positive on off mode Vin 48V Top Trace Vout 5V ...

Page 5: ...id electrolytic capacitor and 1µF ceramic capacitor Top Trace Vout 0 2V div 200us div Bottom Trace Iout 1A div Scope measurement should be made using a BNC cable length shorter than 20 inches Position the load between 51 mm to 76 mm 2 inches to 3 inches from the module Figure 10 Test set up diagram showing measurement points for Input Terminal Ripple Current and Input Reflected Ripple Current Note...

Page 6: ...PUT VOLTAGE V 48V Figure 14 Output voltage ripple at nominal input voltage and rated load current Io 7A 20 mV div 2us div Load capacitance 1µF ceramic capacitor and 10µF tantalum capacitor Bandwidth 20 MHz Scope measurements should be made using a BNC cable length shorter than 20 inches Position the load between 51 mm to 76 mm 2 inches to 3 inches from the module Figure 15 Output voltage vs load c...

Page 7: ...If the input source is a hazardous voltage which is greater than 60 Vdc and less than or equal to 75 Vdc for the module s output to meet SELV requirements all of the following must be met 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 s...

Page 8: ...urns the module on during a logic low and off during logic high Positive logic turns the modules on during logic high and off during logic low Remote on off can be controlled by an external switch between the on off terminal and the Vi terminal The switch can be an open collector or open drain For negative logic if the remote on off feature is not used please short the on off pin to Vi For positiv...

Page 9: ... 10 511 Figure 19 Circuit configuration for trim up increase output voltage If the external resistor is connected between the TRIM and SENSE the output voltage set point increases Fig 19 The external resistor value required obtaining a percentage output voltage change is defined as Ω Δ Δ Δ K Vo up Rtrim 22 10 511 225 1 100 11 5 Ex When Trim up 10 12 V 1 1 13 2V Ω K up Rtrim 3 489 22 10 10 511 10 2...

Page 10: ...e between the neighboring PWB and the top of the power module is constantly kept at 6 35mm 0 25 Note Wind Tunnel Test Setup Figure Dimensions are in millimeters and Inches 12 7 0 5 MODULE AIR FLOW 50 8 2 0 FACING PWB PWB AIR VELOCITY AND AMBIENT TEMPERATURE MEASURED BELOW THE MODULE Figure 20 Wind tunnel test setup Thermal Derating Heat can be removed by increasing airflow over the module To enhan...

Page 11: ...E48SR12007_05222008 11 PICK AND PLACE LOCATION SURFACE MOUNT TAPE REEL RECOMMENDED PAD LAYOUT SMD ...

Page 12: ...0 2nd Ramp up temp 1 0 3 0 C sec Over 200 C 40 50sec Cooling down rate 3 C sec Note The temperature refers to the pin of E48SR measured on the pin Vout joint LEAD FREE SAC PROCESS RECOMMEND TEMP PROFILE Temp Time 150 200 100 140 sec Time Limited 90 sec above 217 217 Preheat time Ramp up max 3 sec Ramp down max 4 sec Peak Temp 240 245 25 Note The temperature refers to the pin of E48SR measured on t...

Page 13: ... module Through hole module Pin No Name Function 1 2 3 4 5 6 7 8 Vin ON OFF Vin Vout SENSE TRIM SENSE Vout Positive input voltage Remote ON OFF Negative input voltage Negative output voltage Negative remote sense Output voltage trim Positive remote sense Positive output voltage ...

Page 14: ...E48SR12007_05222008 14 MECHANICAL DRAWING WITH HEATSPREADER THROUGH HOLE MODULE ...

Page 15: ...0 Default remote on off logic is negative and pin length is 0 170 For different remote on off logic and pin length please refer to part numbering system above or contact your local sales office CONTACT www delta com tw dcdc USA Telephone East Coast 888 335 8201 West Coast 888 335 8208 Fax 978 656 3964 Email DCDC delta corp com Europe Phone 41 31 998 53 11 Fax 41 31 998 53 53 Email DCDC delta es co...

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