F48SA28025NRFB

FEATURES High efficiency: 91.5% @ 28V/25A Industry standard size and pinout: 61.0 x 116.8 x 12.7mm (2.40”x 4.60”x 0.50”) Fixed frequency operation Remote sense Input UVLO, Output OCP, OVP & OTP Auxiliary bias power Basic insulation 2250V isolation ISO 9001, TL 9000, ISO 14001, QS9000, OHSAS18001 certified manufacturing facility UL/cUL 60950 (US & Canada) recognized, and TUV (EN60950) certified CE mark meets 73/23/EEC and 93/68/EEC directive Delphi Series F48SA, 700W Full Brick Family DC/DC Power Module: 48Vin, 28Vout The Delphi Series F48SA, 48V input, single output, full brick sized isolated DC/DC converter is the latest offering from a world leader in power systems technology and manufacturing ― Delta Electronics, Inc. The Delphi F48SA series provides up to 700 watts of power or up to 25A of output current. This product family operates from a wide input range of 36V to 75V. 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, and feature 2250V input/output isolation and basic insulation. An optional heatsink is available for extended operation. OPTIONS Negtive On/Off logic Heatsink for extended operation Output current monitoring Delayed overcurrent shutdown Parallel operation using forced current sharing APPLICATIONS Telecom/DataCom Wireless Networks Optical Network Equipment Server and Data Storage Industrial/Test Equipment DATASHEET DS_F48SA28025_06062006 TECHNICAL SPECIFICATIONS (TA=25°C, Vin=48Vdc, nominal Vout unless otherwise noted.) PARAMETER ABSOLUTE MAXIMUM RATINGS Input Voltage Continuous Transient (100ms) Operating Temperature Storage Temperature Input/Output Isolation Voltage INPUT CHARACTERISTICS Operating Input Voltage Input Under-Voltage Lockout Turn-On Voltage Threshold Turn-Off Voltage Threshold Lockout Hysteresis Voltage Input Over-Voltage Lockout Turn-On Voltage Threshold Turn-Off Voltage Threshold Lockout Hysteresis Voltage Maximum Input Current Inrush Current(I2t) Input Reflected-Ripple Current Input Voltage Ripple Rejection OUTPUT CHARACTERISTICS Output Voltage Set Point Output Voltage Regulation Over Load Over Line Over Temperature Total Output Voltage Range Output Voltage Ripple and Noise Peak-to-Peak RMS Operating Output Current Range Output DC Current-Limit Inception DYNAMIC CHARACTERISTICS Output Voltage Current Transient Positive Step Change in Output Current Negative Step Change in Output Current Settling Time (within 1% Vout nominal) Turn-On Transient Start-Up Time, From On/Off Control Start-Up Time, From Input Output Capacitive Load EFFICIENCY 100% Load 60% Load ISOLATION CHARACTERISTICS Input to Output Input to Case Output to Case Isolation Resistance Isolation Capacitance FEATURE CHARACTERISTICS Switching Frequency Output overshoot Voltage during start up Power good pin max applied voltage Auxiliary output voltage Output Voltage Trim Range Output Voltage Remote Sense Range Output Over-Voltage Protection GENERAL SPECIFICATIONS MTBF Weight Over-Temperature Shutdown NOTES and CONDITIONS F48SA28025 (Standard) Min. Typ. Max. Units 80 100 95 125 2250 48 34.5 32.5 2 78 80 2 75 36 34 Vdc Vdc °C °C Vdc Vdc Vdc Vdc Vdc Vdc Vdc Vdc A A2s mA dB Vdc mV mV mV V mV mV A % 100ms Please refer to Fig 20 for measuring point -40 -55 36 33 31 76 78 100% Load, 36Vin P-P thru 15µH inductor, 5Hz to 20MHz 120 Hz Vin=48V, Io=Io.max, Tc=25°C Io=Io,min to Io,max Vin=36V to 75V Tc=-40°C to 100°C over all load, line and temperature 5Hz to 20MHz bandwidth Full Load, 1µF ceramic, 10µF Low ESR cap Full Load, 1µF ceramic, 10µF Low ESR cap Output Voltage 10% Low 48V, Tested with a 10µF, a 1µF Ceramic cap and a 470uF low ESR aluminum load cap, ΔIo/Δt=1A/µs 50% Io.max to 75% Io.max 75% Io.max to 50% Io.max 27.72 80 82 23 1 20 50 28.00 28 28 100 28.00 200 65 2 120 25 150 28.28 56 56 300 28.75 27.25 450 450 500 20 20 470 91.5 91.5 2250 2250 500 10 1800 300 0 35 35 6000 mV mV us ms ms µF % % Vdc Vdc Vdc MΩ pF kHz 35 V V % V % M hours grams °C Max sink current 5mA Aux pin source current