NC12S0A0H40NNFA DELTA [Delta Electronics, Inc.], NC12S0A0H40NNFA Datasheet
NC12S0A0H40NNFA
Related parts for NC12S0A0H40NNFA
NC12S0A0H40NNFA Summary of contents
Page 1
Delphi NC40 Series Non-Isolated Point of Load DC/DC Power Modules: 12Vin, 0.9V-5Vout, 40A The Delphi NC40 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 (T =25°C, airflow rate=400LFM, V =12Vdc, nominal Vout unless otherwise noted PARAMETER ABSOLUTE MAXIMUM RATINGS Input Voltage Operating Temperature Storage Temperature Input/Output Isolation Voltage INPUT CHARACTERISTICS Operating Input Voltage Input Under-Voltage Lockout Turn-On Voltage Threshold Turn-Off ...
Page 3
ELECTRICAL CHARACTERISTICS CURVES 10 Output Current (A) Figure 1: Converter efficiency vs. output current ...
Page 4
ELECTRICAL CHARACTERISTICS CURVES (CON.) 100 10 Output Current (A) Figure 7: Converter efficiency vs. ...
Page 5
ELECTRICAL CHARACTERISTICS CURVES (CON.) Figure 13: Output ripple & noise at 12Vin, 3.3V/40A out Figure 15: Turn on delay time at 12Vin, 0.9V/40A out Ch2:Vin Ch3:Vout Ch4:PWRGD Figure 17: Turn on delay time at 12Vin, 5V/40A out Ch2:Vin Ch3:Vout Ch4:PWRGD ...
Page 6
ELECTRICAL CHARACTERISTICS CURVES (CON.) 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, 1.2V out Figure 21: Typical transient response to step load change at ...
Page 7
DESIGN CONSIDERATIONS The NC40 is designed using two-phase synchronous buck topology. Block diagram of the converter is shown in Figure 25. The output can be trimmed in the range of 0.9Vdc to 5.0Vdc by a resistor from trim pin to ...
Page 8
FEATURES DESCRIPTIONS (CON.) FEATURES DESCRIPTIONS (CON.) Input Under-Voltage Lockout Input Under-Voltage Lockout The input under-voltage lockout prevents the converter The input under-voltage lockout prevents the converter from being damaged while operating when the input from being damaged while operating when ...
Page 9
FEATURES DESCRIPTIONS (CON.) Output Voltage Programming The output voltage of the NC series is trimmable by connecting an external resistor between the trim pin and output ground as shown Figure 31 and the typical trim resistor values are shown in ...
Page 10
FEATURES DESCRIPTIONS (CON.) Voltage Margining Output voltage margining can be implemented in the NC30/NC40 modules by connecting a resistor, R from the Trim pin to the ground pin for margining up the output voltage. Also, the output voltage can be ...
Page 11
THERMAL CURVES (NC12S0A0V40) Test Section for NC12S0A0V40 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 36: Temperature measurement location * The allowed ...
Page 12
THERMAL CURVES (NC12S0A0H40) Test Section for NC12S0A0H40 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 41: Temperature measurement location * The allowed ...
Page 13
MECHANICAL DRAWING VERTICAL DS_NC12S40A_02072007 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 NC12S0A0V40PNFA Vertical NC12S0A0H40PNFA Horizontal CONTACT: www.delta.com.tw/dcdc USA: Telephone: East Coast: (888) 335 ...