NC12S0A0H15NNFA DELTA [Delta Electronics, Inc.], NC12S0A0H15NNFA Datasheet

Page 1

Delphi NC15 Series Non-Isolated Point of Load DC/DC Power Modules: 12Vin, 0.9V-5.0Vout, 15A The Delphi NC15 Series, 12V input, single output, non-isolated point of load DC/DC converters are the latest offering from a world leader in power systems technology and ...

Page 2

TECHNICAL SPECIFICATIONS (Ambient Temperature=25°C, minimum airflow=200LFM, nominal V PARAMETER ABSOLUTE MAXIMUM RATINGS Input Voltage Operating Temperature (Vertical) Operating Temperature (Horizontal) Storage Temperature Input/Output Isolation Voltage INPUT CHARACTERISTICS Operating Input Voltage Input Under-Voltage Lockout Turn-On Voltage Threshold Turn-Off Voltage Threshold Lockout ...

Page 3

ELECTRICAL CHARACTERISTICS CURVES 10 Output Current (A) Figure 1: Converter efficiency vs. output current (0.9V output voltage) 100 90 80 ...

Page 4

ELECTRICAL CHARACTERISTICS CURVES Figure 7: Output ripple & noise at 12Vin, 0.9V/15A out Figure 9: Output ripple & noise at 12Vin, 1.8V/15A out Figure 11: Output ripple & noise at 12Vin, 3.3V/15A out NC12S15A_02012007 Figure 8: Output ripple & noise ...

Page 5

ELECTRICAL CHARACTERISTICS CURVES Figure 13: Turn on delay time at 12Vin, 0.9V/15A out Ch2:Vin Ch3:Vout Ch4:PWRGD Figure 15: Turn on delay time at 12Vin, 2.5V/15A out Ch2:Vin Ch3:Vout Ch4:PWRGD Figure 17: Turn on delay time at 12Vin, 5.0V/15A out Ch2:Vin ...

Page 6

ELECTRICAL CHARACTERISTICS CURVES Figure 19: Typical transient response to step load change at 10A/µS from 50% to 75% and 75% to 50% of Io_max at 12Vin, 0.9V out Figure 21: Typical transient response to step load change at 10A/µS from ...

Page 7

DESIGN CONSIDERATIONS The NC15 is a single phase and voltage mode controlled Buck topology. Block diagram of the converter is shown in Figure 23. The output can be trimmed in the range of 0.9Vdc to 5.0Vdc by a resistor from ...

Page 8

FEATURES DESCRIPTIONS (CON.) Input Under-Voltage Lockout The input under-voltage lockout prevents the converter from being damaged while operating when the input voltage is too low. The lockout occurs between 7.0V to 8.0V. Over-Current and Short-Circuit Protection The NC series modules ...

Page 9

FEATURES DESCRIPTIONS (CON.) Power Good The converter provides an open collector signal called Power Good. This output pin uses positive logic and is open collector. This power good output is able to sink 5mA and set high when the output ...

Page 10

THERMAL CONSIDERATION Thermal management is an important part of the system design. To ensure proper, reliable operation, sufficient cooling of the power module is needed over the entire temperature range Convection cooling is usually the dominant mode of heat transfer. ...

Page 11

THERMAL CURVES (NC12S0A0V15) FACING PWB AIR VELOCITY AND AMBIENT TEMPERATURE MEASURED BELOW THE MODULE AIR FLOW Note: Wind Tunnel Test Setup Figure Dimensions are in millimeters and (Inches) Figure 32: Wind tunnel test setup Figure 33: Temperature measurement location * ...

Page 12

THERMAL CURVES (NC12S0A0H15) FACING PWB AIR VELOCITY AND AMBIENT TEMPERATURE MEASURED BELOW THE MODULE AIR FLOW Note: Wind Tunnel Test Setup Figure Dimensions are in millimeters and (Inches) Figure 38: Wind tunnel test setup Figure 39: Temperature measurement location * ...

Page 13

MECHANICAL DRAWING VERTICAL NC12S15A_02012007 HORIZONTAL 13 ...

Page 14

PART NUMBERING SYSTEM Product Input Number of Series Voltage outputs NC- 12- S- Single 0A0- Non-isolated 10.2~13.8V output programmable Converter MODEL LIST Model Name Packaging NC12S0A0V15PNFA Vertical NC12S0A0H15PNFA Horizontal CONTACT: www.delta.com.tw/dcdc USA: Telephone: East Coast: (888) 335 ...