Delta Electronics Delphi H48SV Скачать руководство пользователя страница 6

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ELECTRICAL CHARACTERISTICS CURVES

Figure 11

Input Terminal Ripple Current, ic, at full rated output

current and nominal input voltage with 12

H source impedance

and 33

F electrolytic capacitor (200 mA/div).

Figure 12

Input reflected ripple current, is, through a 12

source inductor at nominal input voltage and rated load current
(20 mA/div).

Vo(-)

Vo(+)

10u

Copper Strip

SCOPE

RESISTIVE

LOAD

Figure 13: Output voltage noise and ripple measurement test
setup

Содержание Delphi H48SV

Страница 1: ...put output voltage current and temperature conditions The Delphi Series converters meet all safety requirements with basic insulation OPTIONS Positive Remote On Off logic Short pin lengths available A...

Страница 2: ...A Output DC Current Limit Inception Output Voltage 10 Low 110 150 DYNAMIC CHARACTERISTICS Output Voltage Current Transient 48V 10 F Tan 1 F Ceramic load cap 0 1A s Positive Step Change in Output Curre...

Страница 3: ...9 0 10 0 11 0 12 0 13 0 14 0 2 5 5 7 5 10 12 5 15 17 5 20 OUTPUT CURRENT A POWER DISSIPATION W 36Vin 48Vin 75Vin Figure 1 Efficiency vs load current for minimum nominal and maximum input voltage at 2...

Страница 4: ...re 5 Turn on transient at zero load current 2 ms div Vin 48V Top Trace Vout 2V div Bottom Trace ON OFF input 5V div For Positive Remote On Off Logic Figure 6 Turn on transient at full rated load curre...

Страница 5: ...p change in load current 75 50 75 of Io max di dt 2 5A s Load cap 470 F 35m ESR solid electrolytic capacitor and 1 F ceramic capacitor Top Trace Vout 100mV div Bottom Trace Iout 5A div Scope measureme...

Страница 6: ...voltage with 12 H source impedance and 33 F electrolytic capacitor 200 mA div Figure 12 Input reflected ripple current is through a 12 H source inductor at nominal input voltage and rated load current...

Страница 7: ...nd rated load current Io 20A 20 mV div Load capacitance 1 F ceramic capacitor and 10 F tantalum capacitor Bandwidth 20 MHz See Figure 12 Scope measurement should be made using a BNC cable length short...

Страница 8: ...25 35 45 55 65 75 85 95 105 Ambient Temperature Output Current A Natural Convection 100LFM 200LFM 300LFM 400LFM 500LFM 600LFM H48SV05020 Standard Output Current vs Ambient Temperature and Air Velocit...

Страница 9: ...ta s technical support team DESIGN CONSIDERATIONS Input Source Impedance The impedance of the input source connecting to the DC DC power modules will interact with the modules and affect the stability...

Страница 10: ...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 between the on off terminal and the Vi terminal Th...

Страница 11: ...reases the power output of the module with the same output current Care should be taken to ensure that the maximum output power of the module remains at or below the maximum rated power FEATURES DESCR...

Страница 12: ...n which the power modules are mounted The following figure shows the wind tunnel characterization setup The power module is mounted on a test PWB and is vertically positioned within the wind tunnel Th...

Страница 13: ...egative input voltage Case Ground Remote ON OFF Positive input voltage Positive output voltage Positive remote sense Output voltage trim Negative remote sense Negative output voltage Pin Specification...

Страница 14: ...c and pin length please refer to part numbering system above or contact your local sales CONTACT www delta com tw dcdc USA Telephone East Coast 888 335 8201 West Coast 888 335 8208 Fax 978 656 3964 Em...