Delta-electronics NC15 Series User Manual

FEATURES  High Efficiency: 91% @ 12Vin, 5V/15A out  Size: 30.5x27.9x11.4mm (1.20”×1.10”×0.45”) -- Vertical 30.5x27.9x12.9mm (1.20”×1.10”×0.51”)

NC12S15A_01102008 10THERMAL CONSIDERATION Thermal management is an important part of the system design. To ensure proper, reliable operation, suff

11THERMAL CURVES (NC12S0A0V15) MODULE AIR FLOW 17.5 (0.69”) 50.8 (2.0”) FACING PWBPWB AIR VELOCITYAND AMBIENTTEMPERATUREMEASURED BELOWTHE MODULE 35

NC12S15A_01102008 12 THERMAL CURVES (NC12S0A0H15) 19 (0.75”)MODULE AIR FLOW 9.5 (0.37”)50.8 (2.0”) FACING PWBPWB AIR VELOCITYAND AMBIENT TEMPERAT

NC12S15A_01102008 13 MECHANICAL DRAWING VERTICAL HORIZONTAL

NC12S15A_01102008 14PART NUMBERING SYSTEM MODEL LIST Model Name Packaging Input Voltage Output Voltage Output Current Efficiency 12Vin @ 100% loa

NC12S15A_01102008 2TECHNICAL SPECIFICATIONS (Ambient Temperature=25°C, minimum airflow=200LFM, nominal Vin=12Vdc unless otherwise specified.) PARAME

NC12S15A_01102008 3ELECTRICAL CHARACTERISTICS CURVES 01020304050607080900123456789101112131415Output Current (A)Efficiency (%)10.2 12 13.8 010203040

NC12S15A_01102008 4ELECTRICAL CHARACTERISTICS CURVES Figure 7: Output ripple & noise at 12Vin, 0.9V/15A out Figure 8: Output ripple & n

NC12S15A_01102008 5ELECTRICAL CHARACTERISTICS CURVES Figure 13: Turn on delay time at 12Vin, 0.9V/15A out Ch2:Vin Ch3:Vout Ch4:PWRGD Figure 14:

NC12S15A_01102008 6ELECTRICAL CHARACTERISTICS CURVES Figure 19: Typical transient response to step load change at 10A/μS from 50% to 75% and 75% t

NC12S15A_01102008 7DESIGN CONSIDERATIONS FEATURES DESCRIPTIONS ENABLE (On/Off) The NC15 is a single phase and voltage mode controlledBuck topology.

NC12S15A_01102008 8The NC06/NC15/NC20 module has a trim range of 0.9V to 5.0V. The trim resistor equation for the NC6A/NC15A/ NC20A is : FEATURES DES

NC12S15A_01102008 9FEATURES DESCRIPTIONS (CON.) Output Capacitance There is no output capacitor on the NC series modules.Hence, an external output