AC-DC 350 Watts xppower.com MFA350 Series • Screw Terminals Available • U-Channel, Cover Fan & Hotswap Formats • High Power Density up to 11.1 W/in3 • -10 °C to +70 °C Operation • Power Fail, DC OK & Active Current Share • 5 V Standby & 12 V Fan Supply Outputs • 48 VDC Input Versions Available (DFA350) Specification Input General Input Voltage • 85-264 VAC (derate output power 10% below 90 VAC) Input Frequency • 47-63 Hz Input Current • Typically 3.6 A at 115 VAC & 1.8 A at 230 VAC Inrush Current • <60 A max at 230 VAC cold start Power Factor • >0.9 harmonics compliant with EN61000-3-2 Class A Earth Leakage Current • Typically 1 mA at 230 VAC/50 Hz, 0.5 mA at 115 VAC/60 Hz Input Protection • T6.3 A/250 V internal in line fuse Efficiency Isolation Switching Frequency Power Density Signals MTBF Output Output Voltage Output Voltage Trim Initial Set Accuracy Minimum Load Start Up Delay Hold Up Time Drift Line Regulation Load Regulation • • • • • • • • • Over/Undershoot Transient Response • • Ripple & Noise Overvoltage Protection Overtemperature Protection Overload Protection Short Circuit Protection Temperature Coefficient • • • Remote Sense • Compensates for 0.5 V total voltage drop Remote On/Off • Short circuit or TTL Low turns PSU off, can also be configured as enable • Up to 3 supplies can be connected in parallel, derate total output current to 90% Current Share • • • See tables ±10% V1 ±1%, V2 ±5%, V3 ±3% No minimum load required 2 s maximum, typically 1 s 16 ms minimum at 90 VAC full load ±0.2% after 20 min warm-up V1 ±0.5%, V2 ±3.0%, V3 ±0.5% V1 ±1.0%, V2 ±5.0%, V3 ±1.0%, 0-100% load V1 & V3, 10-100% load V2 <1% maximum <4% max deviation,with 50-75-50% load step. Recovery to within 1% <500 µs V1 & V3: 1%, V2: 2% pk-pk, 20 MHz BW 115-140% Vnom (output V1 only) Thermal sensor under PCB shuts unit down typically >+75 °C 110-140%, I nom V1 Continuous 0.05%/ºC • Typically 86% • 3000 VAC Input to Output 1500 VAC Input to Ground 100 VDC Output to Ground • Typically PFC 62 kHz, main converter 157 kHz • 11.1 W/In3 • Power Fail - open collector, transistor off for AC good, ≥ 5 ms warning of loss of output. DC OK - open collector, transistor off for DC good • Typically 460 kHrs to MIL-HDBK-217F, notice 2, +25 °C GB Environmental Operating Temperature • Forced cooled: -10 °C to +70 °C, derate linearly from +50 °C at 2.5%/°C to +70 °C Cooling • >13 CFM forced airflow required for U Channel Versions, ‘-H’, ‘-TF’ & ‘-EF’ versions have integral fan Operating Humidity • 5-95% RH Storage Temperature • -20 °C to +85 °C Operating Altitude • 3000 m Shock • 3 x 30 g/11 ms shocks in both +ve & -ve directions along the 3 orthogonal axes, total 18 shocks. Vibration • Single axis 10-500 Hz at 2 g x 10 sweeps EMC & Safety Emissions Harmonic Currents Voltage Flicker Radiated Immunity EFT/Burst Surge Conducted Immunity Dips & Interruptions Safety Approvals • EN55022, Class B conducted EN55022, Class A radiated • EN61000-3-2, Class A • EN61000-3-3 • EN61000-4-3, level 3 Perf Criteria A • EN61000-4-4, level 3 Perf Criteria A • EN61000-4-5, level 3 Perf Criteria A • EN61000-4-6, 10 V rms Perf Criteria A • EN61000-4-11 Perf Criteria A, B, B • CB Report, IEC60950-1:2001, CSA22.2 No. 60950-1-05, UL60950-1 (2003), TUV EN60950-1/A11:2004, CCC pending contact sales Output Voltage V1 12 VDC 24 VDC 48 VDC Max Output Current V1 29.0 A 14.5 A 7.3 A Fan Output V2 12 V/1 A 12 V/1 A 12 V/1 A (2) Standby Supply V3 5 V/0.3 A 5 V/0.3 A 5 V/0.3 A Max Power 13 CFM Airflow 361 W 361 W 364 W Model Number (1) MFA350PS12^† MFA350PS24^† MFA350PS48^† Notes 1. Units supplied with Molex connections for J1 & J2 as standard. Add suffix ‘-S’ to model number to replace with screw terminals. Add suffix ‘-TF’ for covered version with top fan and suffix ‘-EF’ for covered version with end fan. Example:- MFA350PS12-STF, 12 V unit fitted with screw terminals and top fan. 2. Not available for -TF & -EF versions. † Available from Farnell. See pages 204-206. ^ Available from Newark. See pages 207-208. Mechanical Details Top Fan (Suffix TF) PIN CONNECTIONS AC INPUT J1 Molex 26-60-4050 1 3 5 GND Neutral Line Mating Parts: Molex, Housing 43061-0005 Contact 08-70-1030, Option ‘-S’ screw terminals Phoenix Contact: MKDS 1/5-3.81 or similar accepts 26-16 AWG wire (contacts 2 & 4 removed) 0.6 (15.2) 0.663 (16.8) 3.326 (84.5) 3.326 (84.5) Logic Connector Voltage Adjust 2.0 (50.8) V1(+) Output Interface Connector V1(-) PIN CONNECTIONS DC OUTPUT J2 Molex 26-60-4100 PIN 1 2 3 4 5 FUNCTION +V1 +V1 +V1 +V1 +V1 PIN 6 7 8 9 10 FUNCTION -V1 -V1 -V1 -V1 -V1 4 x M3-0.5 Mounting Thread 0.236 (6.0) Max Screw Penetration Bottom Side of Power Supply 2.0 (50.79) 0.80 (2.02) 6.800 (172.72) AC Input Interface Conn Mating Parts: Molex, Housing 43061-0010 Contact 08-70-1030, Option ‘-S’ screw terminals 2 x Phoenix Contact: MKDS 1/5-3.81 or similar accepts 26-16 AWG wire U Channel 1 2 A A PIN CONNECTIONS FAN OUTPUT J4 Molex 22-04-1021 +V2 -V2 6.80 (172.7) 2 X 0.60 (15.3) Mating Parts: Molex, Housing 22-01-1024 Contact 08-70-0057 BR1 A 2 X 2.00 AIRFLOW (50.8) 3.20 (81.3) 3.20 (81.3) PIN 6 3 4 FUNCTION AC OK ROF (Inhibit/Enable) Current Share DC OK 5 Not used 10 2 FUNCTION +Sense 7 -Sense 8 9 Not Used 5 V Standby V3 5 V Standby Return V3 Mating Parts: JST, Housing PHDR-10VS Contact SPHD-001T-P0.5 Notes 1. All dimensions in inches (mm). Fan Connector V2 Logic Connector JP1 (Enable) Voltage Adjust A C63 V1(+) C8 DC output interface connector T3 L3 A PIN CONNECTIONS LOGIC CONNECTOR J3 JST B10B-PHDSS (LF) (SN) PIN 1 8 X M3-0.5 Mounting Thread 0.236 (6.0) Max Screw Penetration Typ on all sides of power supply A V1(-) D35 AC Input Interface Conn 2X 0.60 (15.2) 2 X 5.80 (147.3) 1.50 (38.1) A 2 X 1.50 (38.1) A 2 X 0.75 (19.1) 2X 0.60 (15.2) 2 X 5.80 (147.3) 6.80 (172.7) Screw Terminal Option Available Add Suffix -S to Model Number AC-DC MFA350 Models and Ratings AC-DC MFA350 Mechanical Details 8.280 (210.31) End Fan (Suffix EF) 1.750 (44.45) 0.80 (2.03) 8.200 (208.28) 7.200 (182.88) 0.60 (15.2) 5.800 (147.32) 0.400 (10.16) 0.663 (16.84) Logic Connector 3.326 (84.48) 3.326 (84.47) Voltage Adjust 1.375 (34.92) V1(+) 2.0 (50.80) Output Interface Connector ACL V1(-) GND 1.750 (44.45) AC Input Interface Conn 5 x M3-0.5 Mounting Thread 0.236 (6.0) Max Screw Penetration Bottom Side of Power Supply 1.750 (44.45) 8.200 (208.28) 6.80 (172.7) PIN CONNECTIONS FAN OUTPUT J4 Molex 22-04-1021 1 +V2 2 -V2 1 3 5 Mating Parts: Molex Housing 22-01-1024, Contact 08-70-0057 PIN CONNECTIONS AC INPUT J1 Molex 26-60-4050 GND Neutral Line Mating Parts: Molex, Housing 43061-0005, Contact 08-70-1030, Option ‘-S’ screw terminals, Phoenix Contact: MKDS 1/5-3.81 or similar accepts 26-16 AWG wire (contacts 2 & 4 removed) PIN CONNECTIONS LOGIC CONNECTOR J3 JST B10B-PHDSS (LF) (SN) PIN 1 2 3 4 5 FUNCTION AC OK ROF (Inhibit/Enable) Current Share DC OK Not used PIN 6 7 8 9 10 FUNCTION +Sense -Sense Not Used 5 V Standby V3 5 V Standby Return V3 Mating Parts: JST, Housing PHDR-10VS, Contact SPHD-001T-P0.5 Notes 1. All dimensions in inches (mm). PIN 1 2 3 4 5 PIN CONNECTIONS DC OUTPUT J2 Molex 26-60-4100 FUNCTION PIN FUNCTION +V1 6 -V1 +V1 7 -V1 +V1 8 -V1 +V1 9 -V1 +V1 10 -V1 Mating Parts: Molex Housing 43061-0010 Contact 08-70-1030 Option ‘-S’ screw terminals, 2 x Phoenix Contact: MKDS 1/5-3.81 or similar accepts 26-16 AWG wire Output Voltage V1 12.0 VDC 24.0 VDC 48.0 VDC Maximum Output Current 29.0 A 14.5 A 7.3 A Standby Supply V3 5 V/0.3 A 5 V/0.3 A 5 V/0.3 A Max Power 350 W 350 W 352 W Model Number MFA350PS12-H MFA350PS24-H MFA350PS48-H Mechanical Details Pin Connections IEC320 INPUT CONNECTOR OUTPUT CONNECTOR PIN CONNECTIONS OUTPUT CONNECTOR FCI 51732-035-LF A1 +Sense A2 Not Used A3 DC OK B1 -Sense B2 Not Used B3 AC OK C1 Current Share C2 Not Used C3 5 V Standby V3 D1 Not Used D2 ROF (Inhibit/Enable) D3 5 V Standby Return V3 P1 -V1 P2 -V1 P3 +V1 P4 +V1 0.125 (3.18) EJECTOR HANDLE AC INPUT & DC OUTPUT HEALTHY LED’S GUIDE PIN C/L 0.225 (5.72) 1.60 (40.6) 0.655 (16.64) 10.06 (255.52) 0.385 (9.78) PIN CONNECTIONS OUTPUT CONNECTOR PIN CONNECTIONS INPUT CONNECTOR IEC320 0.175 (4.44) 10.00 (254.0) CONNECTOR C/L ø0.156 (3.96) EJECTOR PIN R0.225 (5.71) ROTATION RADIUS 1 2 3 D C B A Neutral 3.30 (83.8) MAX Live 1.636 (41.55) Earth P1 P2 P3 P4 Viewed looking at PSU male part Viewed looking at PSU male part Mating parts: FCI 51762-10401200AA-LF Notes 1. All dimensions in inches (mm). Signals MFA350 & MFA350-H DC OK AC OK/Power Fail Remote On/Off (Inhibit/Enable) See 2nd page of this datasheet Mechanical Details for location POWER SUPPLY 5 V Standby Pin 9 or C3 Max 12 V 20 mA POWER SUPPLY 5 V Standby Pin 9 or C3 330R AC OK Collector Pin 1 or B3 Max 12 V 20 mA POWER SUPPLY 330R Internal Vref DC OK Collector Pin 4 or A3 JP1 AC OK Emitter Pin 7 or B1 DC OK Emitter Pin 7 or B1 Pin 2 or D2 5 V Standby Return Pin 10 or D3 5 V Standby Return Pin 10 or D3 Pin 7 or B1 J3 Logic Connector Transistor On (<0.8 V): AC NOT OK Transistor Off (>4.5 V): AC OK J3 Logic Connector Transistor On (<0.8 V): DC NOT OK Transistor Off (>4.5 V): DC OK J3 Logic Connector Jumper (JP1) fitted (standard) Open or TTL high=PSU On Short circuit or TTL Low=PSU Off Jumper (JP1) removed Open or TTL high=PSU Off Short circuit or TTL Low=PSU On Thermal Considerations (U Channel) Temperature Measurements (Ambient ≤50 ºC) Component Max Temperature ºC T3 90ºC BR1 105 ºC D35 85 ºC L3 90 ºC C8 105 °C C63 105 °C In order to ensure safe operation of the PSU in the end-use equipment, the temperature of the components listed in the table below must not be exceeded. See drawing on 2nd page of this datasheet for component locations. The temperature should be monitored using K type thermocouples placed on the hottest part of the component (out of any direct air flow). See longform datasheet for further information of service life. 12-Dec-08 AC-DC MFA350-H Models and Ratings