FEATURES High efficiency: 90.5% 5V/ 6.6A Size: 47.2mm x 29.5mm x 8.35mm (1.86 x 1.16 x 0.33 ) Low profile: 0.33 Industry standard footprint and pin out Surface mountable Fixed frequency operation Input UVLO, Output OCP, OVP No minimum load required 2:1 input voltage range Basic insulation ISO 9001, TL 9000, ISO 14001, QS 9000, OHSAS 18001 certified manufacturing facility UL/cUL 60950 (US & Canada) recognized Delphi Series S48SA, 33W Family DC/DC Power Modules: 48V in, 5V/6.6A out OPTIONS Positive on/off logic The Delphi Series S48SA, surface mountable, 48V input, single Through hole pin output, isolated DC/DC converter is the latest offering from a world leader in power system and technology and manufacturing Delta Electronics, Inc. This product family provides up to 33 watts of power or up to 12A of output current (for output voltage 1.8V or under). With creative design technology and optimization of component placement, these converters possess outstanding electrical and thermal performance, as well as extremely high reliability under highly stressful operating conditions. All models are protected from abnormal input/output voltage and current conditions. APPLICATIONS Telecom/DataCom Wireless Networks Optical Network Equipment Server and Data Storage Industrial/Test Equipment DATASHEET DS S48SA05006 09252012 Delta Electronics, Inc. TECHNICAL SPECIFICATIONS (T =25C, airflow rate=300 LFM, V =48Vdc, nominal Vout unless otherwise noted.) A in PARAMETER NOTES and CONDITIONS S48SA05006NRFA Min. Typ. Max. Units ABSOLUTE MAXIMUM RATINGS Input Voltage Continuous 80 Vdc Transient (100ms) 100ms 100 Vdc Operating Temperature Refer to Figure 18 for measuring point -40 115 C Storage Temperature -55 125 C Input/Output Isolation Voltage 1 minute 1500 Vdc INPUT CHARACTERISTICS Operating Input Voltage 36 48 75 V Input Under-Voltage Lockout Turn-On Voltage Threshold 32.5 34 35.5 V Turn-Off Voltage Threshold 30.5 32 33.5 V Lockout Hysteresis Voltage 1 2 3 V Maximum Input Current 100% Load, 36Vin 1.3 A No-Load Input Current 40 mA Off Converter Input Current 7 mA 2 2 Inrush Current(I t) 0.01 A s Input Reflected-Ripple Current P-P thru 12H inductor, 5Hz to 20MHz 5 mA Input Voltage Ripple Rejection 120 Hz 50 dB OUTPUT CHARACTERISTICS Output Voltage Set Point Vin=48V, Io=50%Io.max, Ta=25 4.92 5 5.08 V Output Voltage Regulation Over Load Io=Io,min to Io,max 2 10 mV Over Line Vin=36V to75V 2 5 mV Over Temperature Ta=-40 to 85 100 300 ppm/ Total Output Voltage Range Over sample load, line and temperature 4.85 5.15 V Output Voltage Ripple and Noise 5Hz to 20MHz bandwidth Peak-to-Peak Full Load, 1F ceramic, 10F tantalum 30 75 mV RMS Full Load, 1F ceramic, 10F tantalum 8 20 mV Operating Output Current Range 0 6.6 A Output DC Current-Limit Inception Output Voltage 10% Low 7.26 8.5 9.9 A DYNAMIC CHARACTERISTICS Output Voltage Current Transient 48V, 10F Tan & 1F Ceramic load cap, 0.1A/s Positive Step Change in Output Current 50% Io,max to 75% Io,max 50 100 mV Negative Step Change in Output Current 75% Io,max to 50% Io.max 50 100 mV Settling Time to 1% of Final value 200 s Turn-On Transient Start-Up Time, From On/Off Control 6 12 ms Start-Up Time, From Input 6 12 ms Maximum Output Capacitance Full load 5% overshoot of Vout at startup 2200 F EFFICIENCY 100% Load 88.5 90.5 % IS OLATION CHARACTERISTICS Isolation Voltage 1500 V Isolation Resistance 10 M Isolation Capacitance 1500 pF FEATURE CHARACTERISTICS Switching Frequency 330 kHz ON/OFF Control, (Logic Low-Module ON) Logic Low Von/off at Ion/off=1.0mA 0 0.8 V Logic High Von/off at Ion/off=0.0 A 15 V ON/OFF Current Ion/off at Von/off=0.0V 1 mA Leakage Current Logic High, Von/off=15V 50 uA Outp ut Voltage Trim Range Across Trim Pin & +Vo or Vo, Pout max rated -10 +10 % Output Over-Voltage Protection(Hiccup) Over full temp range % of nominal Vout 115 125 140 % GENERAL SPECIFICATIONS MTBF Io=80% of Io, max Tc=40C 4.81 M hrs Weight 18 grams Over-Temperature Shutdown Refer to Figure 18 for measuring point 115 C 2 DS S48SA05006 09252012