Delta Electronics Delphi E48SR Datasheet Download

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DS_E48SR15004_05222008

ELECTRICAL CHARACTERISTICS CURVES

For Negative Remote On/Off Logic

Figure 4:

Turn-on transient at full rated load current (resistor

load) (2ms/div). Vin=48V. Top Trace: Vout, 5V/div; Bottom
Trace: ON/OFF input, 5V/div

Figure

Turn-on transient 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). Vin=48V.Top Trace: Vout, 5V/div; Bottom
Trace: ON/OFF inpu, 5V/div

Figure

Turn-on transient at zero load current (2ms/div).

Vin=48V.

Top Trace: Vout, 5V/div; Bottom Trace: ON/OFF input,

5V/div

Summary of Contents for Delphi E48SR

Page 1: ...t pin lengths SMD pin Delphi Series E48SR 66W Eighth Brick Family DC DC Power Modules 48V in 15V 4A out The Delphi Series E48SR Eighth Brick 48V input single output isolated DC DC converter is the lat...

Page 2: ...utput Current Range 0 4 A Output DC Current Limit Inception Output Voltage 10 Low 110 140 DYNAMIC CHARACTERISTICS Output Voltage Current Transient 48V 10 F Tan 1 F Ceramic load cap 0 1A s Positive Ste...

Page 3: ...S Figure 1 Efficiency vs load current for minimum nominal and maximum input voltage at 25 C Figure 2 Power dissipation vs load current for minimum nominal and maximum input voltage at 25 C Figure 3 Ty...

Page 4: ...iv Figure 5 Turn on transient 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...

Page 5: ...to step change in load current 75 50 75 of Io max di dt 2 5A s Load cap 47 F 35m ESR solid electrolytic capacitor and 1 F ceramic capacitor Top Trace Vout 0 2V div 200us div Bottom Trace Iout 1A div...

Page 6: ...ut voltage with 12 H source impedance and 33 F electrolytic capacitor 500 mA div 2us div Figure 12 Input reflected ripple current is through a 12 H source inductor at nominal input voltage and rated l...

Page 7: ...div Load capacitance 1 F ceramic capacitor and 10 F tantalum capacitor Bandwidth 20 MHz Scope measurement should be made using a BNC cable length shorter than 20 inches Position the load between 51 m...

Page 8: ...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 sour...

Page 9: ...the module on during a logic low and off during a logic high Positive logic turns the modules on during a logic high and off during a logic low Remote on off can be controlled by an external switch b...

Page 10: ...10 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 27 The externa...

Page 11: ...ighboring 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...

Page 12: ...DS_E48SR15004_05222008 12 PICK AND PLACE LOCATION SURFACE MOUNT TAPE REEL RECOMMENDED PAD LAYOUT SMD...

Page 13: ...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 PROFI...

Page 14: ...rough 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 sen...

Page 15: ...e 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...