2/3 Watts MH Series Single & Dual Output Models xppower.com IT & Medical (BF) Approvals 80 V - 275 VAC Operation Optional ORing Diode (MH3D Models) Analog & PMBus Signals Options (MH3) 5 V Standby (MH3) 3 Year Warranty Specification Input Input Voltage 80-275 VAC, derate output power <90 VAC (see derating curve) Input Frequency 47-63 Hz Input Current 2.6 / 3.6 A at 115 VAC typical (2 / 3 W) 1.3 / 1.8 A at 230 VAC typical (2 / 3 W) Inrush Current 40 A max at 230 VAC, cold start 25 C Power Factor >0.9 arth Leakage Current 2 µa max, 264 VAC, 60 Hz Patient Leakage Current 100 µa max Input Protection 10 AF / 2 V internal fuse in line and neutral Output Output Voltage 12-48 VDC (see tables) Output Voltage Trim ±10% V1 Initial Set Accuracy ±1% V1, ±5% V2 Minimum Load o minimum load required Start Up Delay 1 s typical Start Up Rise Time ms Hold Up Time 16 ms typical Line Regulation ±0.5% maximum Load Regulation ±1% V1, ±5% standby Cross Regulation Dual output only (see regulation curves) Transient Response 4% max. deviation, recovery to within 1% in 0 µs for a -75-% load change Ripple & oise 1% pk-pk, 20 MHz bandwidth Overvoltage Protection 115-140% V1 nom, recycle input to reset Overtemperature Auto reset Protection Overload Protection 110-1%, power limit Short Circuit Protection Continuous, approximately constant current Temperature 0.05% / C Coefficient Remote Sense Compensates for up to 0.5 V drop General fficiency 87% typical Isolation 4000 VAC input to output 2 x MOPP, 10 VAC input to ground 1 x MOPP, 10 VAC output to ground 1 x MOPP Switching Frequency 62-560 / 71 / -130 KHz, PFC / Main / Standby Converter Power Density 11.6/ 16.3/ 9.5 W/in 3 (2 / 3 / 3 W Dual) Signals (Option MH3) Power fail, Inhibit, 5 V Standby, Current Share, fan speed control and I2C PMBus Options MTBF 400 khrs to MIL-HDBK-217F at 25 C, GB nvironmental Operating Temperature 0 C to +70 C, derate linearly from + C at 2.5% / C to % load at +70 C Cooling Forced cooled 12 CFM (3 W Dual: 16 CFM) or integral fan. See thermal considerations longform datasheet Operating Humidity 95% RH, non-condensing Storage Temperature -40 C to +85 C Operating Altitude 3048 m Shock ±3 x 30g shocks in each plane, total 18 shocks. 30g = 11 ms (±0.5 ms), half sine, conforms to 60068-2-27 & 60068-2-47 Vibration Single axis 10-0 Hz at 2g sweep and endurance at resonance in all 3 planes. Conforms to 60068-2-6 MC & Safety missions 511/22 level B conducted 511/22 level A radiated (See longform datasheet and/or MC report) 61000-3-2, class A 61000-3-3 61000-4-3, level 3 Perf Criteria A 61000-4-4, level 3 Perf Criteria A Harmonic Currents Voltage Flicker Radiated Immunity FT/Burst Surge 61000-4-5, installation class 3, Perf Criteria A Conducted Immunity 61000-4-6, level 3, Perf Criteria A Dips & Interruptions 61000-4-11, 30% 10 ms, 60% 100 ms, 100% 00 ms, Perf Criteria A, B, B, 60601-1-2, 30% 0 ms, 60% 100 ms, 100% 10 ms, 100% 00 ms, Perf Criteria A, A, A, B - 230 VAC. Consult longform datasheet for 115 V operation. Safety Approvals 60601-1, ASI/AAMI S60601-1, CSA22.2 o.60601-1 per cul BF Rated, Including Risk Management, 609, UL609
Models and Ratings - Single Outputs MH2 Output Voltage V1 Output Current V1 Fan Supply V3 Output Power Model umber (1) 12 V 21.0 A 12 V/0.6 A 252 W MH2PS12 18 V 14.0 A 12 V/0.6 A 252 W MH2PS18 24 V 10.5 A 12 V/0.6 A 252 W MH2PS24 48 V 5.2 A 12 V/0.6 A 2 W MH2PS48 otes 1. The MH2 is available with a top mounted fan cover option. Add suffix -TF to model number e.g. MH2PS12-TF. See mechanical drawing later in this datasheet. Mechanical Details MH2PSXX R 0.22 (5.7) 5.0 (127.0) Block 0.73 L C5 T1 3.0 (76.2) 0.65 (16.7) 0.90 (23.0) Output Adjust C3 M4 Pan HD screws in 2 positions (90 cm) max Block CO 1 D5 0.35 (9.1) 1.43 (36.3) *Signals Connector TOP VIW Pin 3 Pin 5 Input Connector CO 1 TYCO part # 640445-5 Line eutral arth Con 2 +V1 Con 3 -V1 (pin 2) /C /C (pin 1) /C /C Fan -V Fan +V -V Sense + V Sense (pin 10) /C /C (pin 9) Pins 2 & 4 removed Mates with Tyco SL-156 Series Connector Signals Connector 10 way 2 mm pitch p/n JST BI0B-PHDSS Mating Half - p/n JST PHDR-10VS, Contact- 26-22 AWG p/n otes 1. Dimensions shown in inches (mm). Tolerance: ±0.02 (±0.5) 2. Weight: 0.90 lb (410 g). Derating Curve - All MH2 & MH3 Models 100 90 Output Power (%) 80 70 60 40 80 85 90 275 Input Voltage (VAC)
Models and Ratings - Single Outputs MH3 Output Voltage V1 Output Current V1 Standby Supply Fan Supply V3 Output Power Model umber (1) 12 V 29.2 A 5.0 V / 2.0 A 12 V/0.6 A 354 W MH3PS12 18 V 19.5 A 5.0 V / 2.0 A 12 V/0.6 A 354 W MH3PS18 24 V 14.6 A 5.0 V / 2.0 A 12 V/0.6 A 355 W MH3PS24 48 V 7.3 A 5.0 V / 2.0 A 12 V/0.6 A 354 W MH3PS48 otes ( 1. The MH3 is available with various analog, digital signal and cover options. See compatibility table and mechanical drawing later in this datasheet. Mechanical Details MH3 5.0 (127.0) C CO 1 Block 0.73 0.22 (5.7) 1.43 (36.3) L C5 T1 D5 3.0 (76.2) 0.65 (16.7) 0.90 (23.0) (pin 2) +V Standby +V Standby (pin 1) -V Standby -V Standby Fan -V Fan +V -V Sense + V Sense (pin 10) /C /C (pin 9) *Signals Connector Top View Signals Connector 10 way 2 mm pitch p/n JST BI0B-PHDSS Mating Half - p/n JST PHDR-10VS, Contact- 26-22 AWG p/n 0.35 (9.1) Output Adjust C3 M4 Pan HD screws in 2 positions (90 cm) max CO 2 +V1 CO 3 -V1 Input Connector CO 1 TYCO part # 640445-5 1 Line 3 eutral 5 arth MH3 (Signal Options) CO 1 Block 0.73 0.22 (5.7) 5.0 (127.0) 3.0 (76.2) 1.43 (36.3) 0.65 (16.7) 0.90 (23.0) 1 Pin 9 Pin 7 Pin 5 Pin 3 0.35 (9.1) 2 0 Pin 8 Pin 6 Pin 4 Pin 2 Signals Connector 12 way 2 mm pitch p/n JST S12B-PHDSS Mating Half - p/n JST PHDR-12VS, Contact- 26-22 AWG p/n Voltage Adjust Pins 2 & 4 removed Mates with Tyco SL-156 Series Connector M4 Pan HD screws in 2 positions (90 cm) max MH3PSXX-01 & MH3PSXX-02 1 -V Standby 2 -V Standby 3 +V Standby 4 +V Standby 5 +V Fan Supply 6 -V Fan Supply 7 +V Sense 8 -V Sense 9 Current Share 10 Inhibit 11 Power Fail 12 /C MH3PSXX- 1 -V Standby 2 -V Standby 3 +V Standby 4 +V Standby 5 +V Fan Supply 6 -V Fan Supply 7 +V Sense 8 -V Sense 9 Fan Tacho Input 10 I 2 C GD 11 I 2 C Data 12 I 2 C Clock otes 1. Dimensions shown in inches (mm). Tolerance: ±0.02 (±0.5) 2. Weight: 0.9 lb (410 g).
Models and Ratings - Single Outputs MH3D Output Voltage V1 Output Current V1 Standby Supply Fan Supply V3 Output Power Model umber (1) 12 V 29.2 A 5.0 V / 2.0 A 12 V/0.6 A 354 W MH3PS12D 18 V 19.5 A 5.0 V / 2.0 A 12 V/0.6 A 354 W MH3PS18D 24 V 14.6 A 5.0 V / 2.0 A 12 V/0.6 A 355 W MH3PS24D 48 V 7.3 A 5.0 V / 2.0 A 12 V/0.6 A 354 W MH3PS48D otes ( 1. The MH3D models are fitted with an integral ORing diode and are also available with various analog and digital signal options. See compatibility table and mechanical drawing later in this datasheet. Mechanical Details C MH3D 5.75 ±0.02 (146.0 ±0.5) Output 0Connector s Output Adj. I 0.73 C5 T1 3.00 ±0.02 (76.2 ±0.5) 0.72 (18.3) 0.91 (23.1) M4 Screw in 2 pos (90 cm) max., CO 1 D5 0.97 (24.7) s (pin 2) +V Standby +V Standby (pin 1) 0.35 (9.1) 1.43 ±0.02 (36.3 ±0.5) MH3D (Signal Options) -V Standby -V Standby Fan -V Fan +V -V Sense + V Sense (pin 10) /C /C (pin 9) *Signals Connector Top View Signals Connector 10 way 2 mm pitch part number JST B10B-PHDSS, Mating half part number JST PHDR-10VS, Contact 26-22 AWG part number CO 2 +V1 CO 3 -V1 Input Connector CO 1 TYCO part # 640445-5 1 Line 3 eutral 5 arth Pins 2 & 4 removed 5.75 ±0.02 (146.0 ±0.5) Mates with Tyco SL-156 Series Connector 0.73 3.00 ±0.02 (76.2 ±0.5) *Signal Connector s 0.91 (23.1) 0.72 (18.3) Output Adj. M4 Screw in 2 positions (90 cm) max., 0.97 (24.7) 1.43 ±0.02 (36.3 ±0.5) 1 Pin 9 Pin 7 Pin 5 Pin 3 s 2 0 Pin 8 Pin 6 Pin 4 Pin 2 Signals Connector 12 way 2 mm pitch p/n JST S12B-PHDSS Mating Half - p/n JST PHDR-12VS, Contact- 26-22 AWG p/n 0.35 (9.1) MH3PSXXD-01 1 -V Standby 2 -V Standby 3 +V Standby 4 +V Standby 5 +V Fan Supply 6 -V Fan Supply 7 +V Sense 8 -V Sense 9 Current Share 10 Inhibit 11 Power Fail 12 /C MH3PSXXD- 1 -V Standby 2 -V Standby 3 +V Standby 4 +V Standby 5 +V Fan Supply 6 -V Fan Supply 7 +V Sense 8 -V Sense 9 Fan Tacho Input 10 I 2 C GD 11 I 2 C Data 12 I 2 C Clock otes 1. Dimensions shown in inches (mm). Tolerance: ±0.02 (±0.5) 2. Weight: 1.0 lbs (4 g).
Signals & Controls - Single Outputs Signals Description & Compatibility Signal & Cover Options Functions MH3 Cover Compatibility Model Remote Sense Fan Supply 5 V Standby AC OK/Power Fail Inhibit V1 & V Fan Current Share Variable Speed Fan Control PMBus Standard Top Fan (-TF) Variable Speed Top Fan (-VF) MH2PSXX P P P MH3PSXX P P P P MH3PSXX-01 P P P P P P P MH3PSXX-02 P P P P P P P P MH3PSXX- P P P P P MH3PSXXD P P P MH3PSXXD-01 P P P P P P MH3PSXXD- P P P P Characteristic otes & Conditions Signals & Control Remote Sense Compensates for 0.5 V total voltage drop 12 V Fan Supply (V3) 12 V/0.6 A supply, present when AC supplied, inhibit turns fan supply off. 5V Standby AC OK/Power Fail 5 V/2 A supply, always present when AC supplied AC OK is an open collector transistor, referenced to negative output, providing a minimum of 3 ms warning of loss of output regulation. The transistor is normally on when AC is healthy. See fig. 1. Inhibit Current Share Variable Speed Fan Control The inhibit high pin should be pulled below 0.4 V to switch V1 & V Fan (V3) off. Open circuit or 2-8 V maximum to switch the output on. See fig. 2. Connecting pin 9 (-01 & -02 models) of like voltage units (3 maximum) will force the current to share between the outputs. Units share current within 10% of each other at full load. See fig. 3. When used in conjuction with -VF fan cover, varies the speed of the fan depending on temperature of the unit. See longform datasheet for details. I2C/PMBus The I2C PMBus compatible interface can be used for monitoring the unit output voltage, current, internal temperature, external 3 wire TACHO fan and run time. Adjustment of the output voltage and current limit set point and identification of the unit model number and serial number are also possible. See longform datasheet for full details. AC OK/Power Fail Inhibit Parallel Load & Current Share Figure 1. Figure 2. Figure 3. POWR SUPPLY 5 V Standby Pin 3 or 4 1 K POWR SUPPLY MH3PSXX (1) MH3PSXX (2) MH3PSXX (3) V1 Output V1 Output V1 Output Current Current Share Share Max 30 V 10 ma AC OK Collector 1 AC OK mitter -V output Transistor On (<0.8 V): AC OK Transistor Off (>4.5 V): AC OT OK/Power Fail Inhibit Hi 0 Inhibit Lo Pin 8 (-sense) 5V Standby return pin 1 or 2 J2 Logic Connector Signals Connector Load
Mechanical Details - Single Outputs Top Fan - MH2-TF & MH3-TF MH2/3 5.00 ±0.02 (127.0 ±0.5) Max. penetration by screw to be 0.157 (4.0) from outside face of chassis Block, ( 1.01 (25.6) 3.56 ±0.02 (90.4 ±0.5) 1.84 (46.8) 1.19 (30.1) M4 Screw in 2 positions Torque to 8 lbs-in (90 cm) max. 1.96 (.0) 0.76 (20.2) CO 1 M3 mounting holes in 2 positions Max. penetration by screw to be 0.157 (4.0) from outside face of chassis 0.79 (19.9) (19.1) 3. (88.9) 2.78 ±0.02 (70.5 ±0.5) 0.97 (24.8) (19.1) 3. (88.9) CO 2 +V1 CO 3 -V1 Input Connector CO 1 TYCO part # 640445-5 Top Fan with Signals Options - MH3-01TF, MH3-TF & MH3-02VF 1 Line 3 eutral 5 arth Pins 2 & 4 removed 5.00 ±0.02 (127.0 ±0.5) Mates with Tyco SL-156 Series Connector Block, 1.01 (25.6) 3.56 ±0.02 (90.4 ±0.5) 1.84 (46.8) 1.19 (30.1) M4 Screw in 2 positions Torque to 8 lbs-in (90 cm) max. M3 mounting holes in 4 positions. Max. penetration by screw to be 0.157 (4.0) from outside face of chassis 1.96 (.0) 0.76 (20.2) CO 1 2.78 ±0.02 (70.5 ±0.5) 0.97 (24.8) M3 mounting holes in 2 positions Max. penetration by s crew to be 0.157 (4.0) from outside face of chassis (19.1) 3. (88.9) 0.79 (19.9) 1 Pin 9 Pin 7 Pin 5 Pin 3 2 0 Pin 8 Pin 6 Pin 4 Pin 2 Signals Connector 12 way 2 mm pitch p/n JST S12B-PHDSS Mating Half - p/n JST PHDR-12VS, Contact- 26-22 AWG p/n (19.1) 3. (88.9) MH3PSXX-01TF & MH3PSXX-02VF 1 -V Standby 2 -V Standby 3 +V Standby 4 +V Standby 5 +V Fan Supply 6 -V Fan Supply 7 +V Sense 8 -V Sense 9 Current Share 10 Inhibit 11 Power Fail 12 /C MH3PSXX-TF 1 -V Standby 2 -V Standby 3 +V Standby 4 +V Standby 5 +V Fan Supply 6 -V Fan Supply 7 +V Sense 8 -V Sense 9 Fan Tacho Input 10 I 2 C GD 11 I 2 C Data 12 I 2 C Clock otes 1. Dimensions shown in inches (mm). Tolerance: ±0.02 (±0.5) 2. Weight: 1.67 lbs (760 g).
I Models and Ratings - Dual Outputs MH3 Output Voltage V1 Output Current V1 Output Voltage V2 Output Current V2 Standby Supply Fan Supply V3 Output Power Model umber (1) 12 V 16.5 A 24 V 8.3 A 5.0 V/2.0 A 12 V/0.6 A 354 W MH3PD21-U 12 V 16.5 A 36 V 5.5 A 5.0 V/2.0 A 12 V/0.6 A 354 W MH3PD22-U 12 V 16.5 A 48 V 4.2 A 5.0 V/2.0 A 12 V/0.6 A 355 W MH3PD23-U 24 V 8.3 A 48 V 4.2 A 5.0 V/2.0 A 12 V/0.6 A 354 W MH3PD24-U 60 V 3.3 A 60 V 3.3 A 5.0 V/2.0 A 12 V/0.6 A 354 W MH3PD25-U otes 1. For integral end fan version, replace -U in model number with - F 2. Output voltages to 120 VDC possible with series output connection contact sales. Mechanical Details MH3PDxx-U 6.00 (152.4) M4 PA HD screws in 4 positions (90 cm) max. 16 CFM C5 -V1 0.71 17.93 L T1 4.00 (101.6) 2.57 (65.4) 1.96 (49.8) 1.30 (33.1) +V1 -V2 +V2 TYCO p/n 640445-5 D5 0.69 (17.4) C3 0.63 (16.1) M3 Mounting holes in 2 positions each side Max penetration by screw: 3.5 mm from outside face of chassis 1.57 (39.8) (19.1) 1.73 (44.0) 4.00 (101.6) MH3PDxx-F 1 2 Pin 9 0 Pin 7 Pin 8 Pin 5 Pin 6 Pin 3 Pin 4 Pin 2 Pin Connections Pin Function Pin Function 1 -V Standby 7 +V Sense 2 -V Standby 8 -V Sense 3 +V Standby 9 Current Share 4 +V Standby 10 Inhibit 5 Fan +V 11 Power Fail 6 Fan -V 12 ot Connected otes 1. Dimensions shown in inches (mm). Tolerance: ±0.02 (±0.5) 2. Weight: 0.9 lb (410 g). Signals Connector - 12 WAY 2mm PITCH p/n JST S12B-PHDSS Mating HALF - p/n JST PHDR-12VS Contact - 26-22 AWG p/n
Signals & Controls - Dual Outputs Signals Description & Compatibility MH3 Functions Model Remote AC OK/ Inhibit V1 & Variable Speed Fan Supply 5 V Standby Current Share Sense Power Fail V Fan Fan Control PMBus MH3PDxx-U P P P P P P Contact MH3PDxx-F P P P P P P P Sales Characteristic otes & Conditions Signals & Control Remote Sense Compensates for 0.5 V total voltage drop 12 V Fan Supply (V3) 12 V/0.6 A supply, present when AC supplied, inhibit turns fan supply off. 5V Standby AC OK/Power Fail 5 V/2 A supply, always present when AC supplied AC OK is an open collector transistor, referenced to negative sense, providing a minimum of 3 ms warning of loss of output regulation. The transistor is normally off when AC is healthy. See fig. 4. Inhibit Current Share Variable Speed Fan Control The inhibit high pin should be pulled below 0.4 V to switch V1, V2 & V Fan (V3) off. Open circuit or 2-8 V maximum to switch the output on. See fig. 5. Connecting pin 9 (-01 & -02 models) of like voltage units (3 maximum) will force the current to share between the outputs. Units share current within 10% of each other at full load. See fig. 6. Only available for -F models. Varies the speed of the integral fans depending input voltage, output power & ambient temperature within the unit. AC OK/Power Fail Inhibit Parallel Load & Current Share Figure 4. Figure 5. Figure 6. POWR SUPPLY Max 30 V 10 ma 5 V Standby Pin 3 or 4 AC OK Collector 1 AC OK mitter -V output 1 K Transistor On (<0.8 V): AC OK Transistor Off (>4.5 V): AC OT OK/Power Fail Inhibit Hi 0 Inhibit Lo Pin 8 (-sense) POWR SUPPLY MH3PDXX (1) MH3DSXX (2) MH3PDXX (3) V1 Output V1 Output V1 Output Current Current Share Share 5V Standby return pin 1 or 2 J2 Logic Connector Signals Connector Load V2 Output V2 Output V2 Output MH3PDXX (1) MH3DSXX (2) MH3PDXX (3)
Regulation Curves MH3PD21 25 24.5 24 23.5 23 22.5 22 21.5 21 20.5 V2 Cross Regulation 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 V1 Load (A) 1 2 3 4 5 6 7 8 9 10 16.5 V2 4.15A (%) Load V2 8.3A (100%) Load 26 25.5 25 24.5 24 23.5 23 22.5 V2 Load Regulation 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 2 3 4 5 6 7 8 8.3 V2 Load (A) MH3 V1 8.25A (%) Load V1 16.5A (100%) Load MH3PD22 37 36 35 34 33 32 31 V2 Cross Regulation 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 2 3 4 5 6 7 8 9 10 16.5 V2 2.75A (%) Load V2 5.5A (100%) Load V2 Load Regulation 45 40 35 30 25 20 15 10 5 0 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 2 3 4 5 5.5 V1 8.25A (%) Load V1 16.5A (100%) Load V1 Load (A) V2 Load (A) MH3PD23 49 48 47 46 45 44 43 42 41 40 V2 Cross Regulation 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 V1 Load (A) 1 2 3 4 5 6 7 8 9 10 16.5 V2 2.1A (%) Load V2 4.2A (100%) Load 56 54 52 48 46 44 V2 Load Regulation 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 2 3 4 4.2 V2 Load (A) V1 8.25A (%) Load V1 16.5A (100%) Load MH3PD24 V2 Cross Regualtion 58 V2 Load Regulation 49.5 49 48.5 48 47.5 47 46.5 46 45.5 45 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 2 3 4 5 6 7 8 8.3 V2 2.1A (%) Load V2 4.2A (100%) Load 56 54 52 48 46 44 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 2 3 4 4.2 V1 4.15A (%) Load V1 8.3A (100%) Load V1 Load V2 Load (A) 14 Aug 17