Delta-electronics DNT04 Manuel d'utilisateur

Delphi DNT04, Non-Isolated Point of Load DC/DC Power Modules: 2.4~5.5Vin, 0.75~3.63Vo, 3A out The Delphi Series DNT04, 2.4-5.5V input, single output,

DS_DNT04SIP3A_09262007 10Note: Wind Tunnel Test Setup Figure Dimensions are in millimeters and (Inches) Figure 31: Wind tunnel test setup THERMAL C

DS_DNT04SIP3A_09262007 11MECHANICAL DRAWING SMD PACKAGE (OPTIONAL) SIP PACKAGE

DS_DNT04SIP3A_09262007 12PART NUMBERING SYSTEM DNT 04 S 0A0 R 03 N F A Product Series Input Voltage Numbers of Outputs Output Voltage Package Type

DS_DNT04SIP3A_09262007 2TECHNICAL SPECIFICATIONS (TA = 25°C, airflow rate = 300 LFM, Vin = 2.4Vdc and 5.5Vdc, nominal Vout unless otherwise noted.)

DS_DNT04SIP3A_09262007 3ELECTRICAL CHARACTERISTICS CURVES Figure 1: Converter efficiency vs. output current (5Vin/3.3Vout) Figure 2: Converter effi

DS_DNT04SIP3A_09262007 4ELECTRICAL CHARACTERISTICS CURVES (CON.) Figure 7: Output ripple & noise at 5Vin, 3.3V/3A out, 50mV/div Figure 8:

DS_DNT04SIP3A_09262007 5ELECTRICAL CHARACTERISTICS CURVES (CON.) Figure 13: Turn on delay time at 5Vin, 3.3V/3A out Top: Vout, 2V/div, Bot

DS_DNT04SIP3A_09262007 6ELECTRICAL CHARACTERISTICS CURVES Figure 19: Typical transient response to step load change at 2.5A/µS from 100% to 50% of

DS_DNT04SIP3A_09262007 7DESIGN CONSIDERATIONS Input Source Impedance The power module should be connected to a low ac-impedance input source. Hig

DS_DNT04SIP3A_09262007 8FEATURES DESCRIPTIONS (CON.) Over-Temperature Protection The over-temperature protection consists of circuitry that provide

DS_DNT04SIP3A_09262007 9Figure 30: Circuit configuration for output voltage margining VoOn/OffVinGNDTrimQ2Q1Rmargin-upRmargin-downRtrimVoTRIMGNDRL