Delta-electronics 4.5V~13.8Vin User Manual

Delphi NE Series Non-Isolated Point of Load DC/DC Modules: 4.5V~13.8Vin, 0.59V~5.1Vout, 20A The Delphi NE 20A Series, 4.5 to 13.8V wide input, wide t

Preliminary DS_NE12S20A_07272007 10THERMAL CURVES (NE12S0A0V20) NE12S0A0V20(standard) Output Current vs. Ambient Temperature and Air Velocity@Vin=5

Preliminary DS_NE12S20A_07272007 11 VERTICAL HORIZONTAL

Preliminary DS_NE12S20A_07272007 12PART NUMBERING SYSTEM MODEL LIST NE 12 S 0A0 V 20 P N F A Product Series Input Voltage Number of outputs Output

Preliminary DS_NE12S20A_07272007 2TECHNICAL SPECIFICATIONS (Ambient Temperature=25°C, minimum airflow=200LFM, nominal Vin=12Vdc unless otherwise spec

Preliminary DS_NE12S20A_07272007 3ELECTRICAL CHARACTERISTICS CURVES 5560657075808590951 2 4 6 8 101214161820Output current (A)Efficiency (%) 55606570

Preliminary DS_NE12S20A_07272007 4ELECTRICAL CHARACTERISTICS CURVES (CON.) Figure 7: Output ripple & noise at 12Vin, 0.59V/20A out Figure 8:

Preliminary DS_NE12S20A_07272007 5ELECTRICAL CHARACTERISTICS CURVES (CON.) Figure 13: Turn on delay time at 12Vin, 0.59V/20A out Ch1: Vin, Ch4: Vo

Preliminary DS_NE12S20A_07272007 6 DESIGN CONSIDERATIONS The NE12S0A0V(H)20 uses a single phase and voltagemode controlled buck topology. The outp

Preliminary DS_NE12S20A_07272007 7Output Voltage Programming The output voltage of the NE series is trimmable by connecting an external resistor bet

Preliminary DS_NE12S20A_07272007 8 Vin Vout Enable Ground Ground Trim N Figure 22: Circuit configuration for output voltage margining Paralleling

Preliminary DS_NE12S20A_07272007 9THERMAL CONSIDERATION Thermal management is an important part of the system design. To ensure proper, reliable ope