TDK-Lambda QM Series Application Notes Download Page 12 | Manualshive

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TDK-Lambda QM Series Application Notes Download Page 12

QM range App Note, document number 260283, rev 15

Page 12 of 48

CH2 inhibit is an isolated opto-coupler diode input. Passing a minimum of 1mA through the diode will inhibit
(turn off) only Channel 2 of the module.

Signal ratings

Ch1 good signal

Signal type (internal to PSU)

Uncommitted optocoupler transistor

Vce max

30V

Ic max

1mA

Ch2 good signal

Signal type (internal to PSU)

Uncommitted optocoupler transistor

Vce max

30V

Ic max

1mA

Module inhibit signal

Signal type (internal to PSU)

Uncommitted optocoupler diode with 390R series resistor

Min LED current

1mA

Max LED current

10mA

Ch2 inhibit signal

Signal type (internal to PSU)

Uncommitted optocoupler diode with 390R series resistor

Min LED current

1mA

Max LED current

10mA

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Summary of Contents for QM Series

Page 1: ...QM range App Note document number 260283 rev 15 Page 1 of 48 QM AC DC Modular Power Supply Series APPLICATION NOTES...

Page 2: ...les 11 Signals 11 Signal ratings 12 Connector pin out for signals 13 Molex mating connectors and pins 13 SA Modules 14 Connector pin out for signals on 5V modules only 14 Molex mating connectors and p...

Page 3: ...acitor life calculations 36 10 EMC PERFORMANCE 37 Conducted and Radiated Emissions Result for a QM7 37 Installation for Optimum EMC Performance 38 Mounting 38 EMC Susceptibility 38 Cables 38 PMBus Opt...

Page 4: ...Command 9Eh 46 Runtime Command C4h 46 Power Cycle Count Command C5h 46 S W Version Number Command C6h 46 Miscellaneous Commands 46 Capability Command 19h 46 PMBus Revision Command 98h 47 LINEAR11 Dat...

Page 5: ...w Input Fuses One E input fuse option or two D input fuse option internal fuses are fitted The fuses are not user serviceable and are fast acting rated 25A 250Vac HBC types Input Undervoltage The powe...

Page 6: ...utput the voltage and current selectable at the time of ordering The output is always present provided AC is applied to the QM PSU on off Is controlled through an isolated opto coupler diode input Pas...

Page 7: ...AC is applied to the QM The Fan Fail signal Provided by an internal FET which is referenced to pin 12 of the option connector Pin 4 is the FET drain and pin 12 the source This signal provides a warni...

Page 8: ...ection Standby 2 Standby 2 Standby 2 Standby 3 Standby 1 No connection 4 Standby 1 Fan Fail 5 PSU on off Anode Address 0 6 PSU on off Cathode Address 1 7 AC Fail Collector Address 2 8 AC Fail Emitter...

Page 9: ...max x V1 actual set point V1max Maximum adjustment voltage as shown in the datasheet For example Signals The Module Good signal is an isolated 200V from CH1 opto coupler transistor output The maximum...

Page 10: ...n out for signals Pin Function 1 Do not connect 2 3 Module good collector 4 Module good emitter 5 Module inhibit anode 6 Module inhibit cathode 7 Do not connect 8 9 10 Molex mating connectors and pins...

Page 11: ...connection advice To improve the transient load performance it is recommended that a 120 F low ESR electrolytic capacitor is fitted across the output terminals To reduce susceptibility to Electrical...

Page 12: ...to PSU Uncommitted optocoupler transistor Vce max 30V Ic max 1mA Ch2 good signal Signal type internal to PSU Uncommitted optocoupler transistor Vce max 30V Ic max 1mA Module inhibit signal Signal typ...

Page 13: ...9 Module Inhibit Anode 10 Module Inhibit Cathode 11 CH1 Sense 12 CH1 Sense Molex mating connectors and pins Contact Molex for other pin alternatives Description Molex part number TDK Lambda part numb...

Page 14: ...on advice Connector pin out for signals on 5V modules only Pin Function 1 No connection 2 3 4 5 6 7 Remote Sense 8 Remote Sense 9 No connection 10 Molex mating connectors and pins Contact Molex for ot...

Page 15: ...at the output terminals must be within the specified adjustment range See the Remote Sense section in the POWER SUPPLY OPERATION chapter for connection advice Signals The Module Good signal is an iso...

Page 16: ...gnals Pin Function 1 No connection 2 3 Module Good Collector 4 Module Good Emitter 5 Module Inhibit Anode 6 Module Inhibit Cathode 7 Remote Sense 8 Remote Sense 9 No connection 10 Molex mating connect...

Page 17: ...at the output terminals must be within the specified adjustment range See the Remote Sense section in the POWER SUPPLY OPERATION chapter for connection advice Signals The Module Good signal is an iso...

Page 18: ...gnals Pin Function 1 No connection 2 3 Module Good Collector 4 Module Good Emitter 5 Module Inhibit Anode 6 Module Inhibit Cathode 7 Remote Sense 8 Remote Sense 9 No connection 10 Molex mating connect...

Page 19: ...or Turning the potentiometer clockwise increases the output voltage Signals The Module Good signal is an isolated 200V from the output opto coupler transistor outputs The maximum current allowed throu...

Page 20: ...in out for signals Pin Function 1 No connection 2 3 Module Good Collector 4 Module Good Emitter 5 Module Inhibit Anode 6 Module Inhibit Cathode 7 No connection 8 9 10 Molex mating connectors and pins...

Page 21: ...e drop of 0 5V for the output The voltage at the output terminals must be within the specified adjustment range Connect J1 Pin 8 to J2 Pin 7 See the Remote Sense section in the POWER SUPPLY OPERATION...

Page 22: ...gnals Pin Function J1 Left Connector Function J2 Right Connector 1 No connection No connection 2 3 Module Good Collector Module Good Collector 4 Module Good Emitter Module Good Emitter 5 Module Inhibi...

Page 23: ...e drop of 0 5V for the output The voltage at the output terminals must be within the specified adjustment range Connect J1 Pin 8 to J2 Pin 7 See the Remote Sense section in the POWER SUPPLY OPERATION...

Page 24: ...gnals Pin Function J1 Left Connector Function J2 Right Connector 1 No connection No connection 2 3 Module Good Collector Module Good Collector 4 Module Good Emitter Module Good Emitter 5 Module Inhibi...

Page 25: ...ng the potentiometer clockwise increases the output voltage Reconnect the two busbars and reapply AC power Confirm that the module has the desired output voltage Output voltage range Load to apply whi...

Page 26: ...gnals Pin Function J1 Left Connector Function J2 Right Connector 1 No connection No connection 2 3 Module Good Collector Module Good Collector 4 Module Good Emitter Module Good Emitter 5 Module Inhibi...

Page 27: ...25 of the desired voltage set point Turning the potentiometer clockwise increases the output voltage Reconnect the two busbars and reapply AC power Confirm that the module has the desired output volta...

Page 28: ...gnals Pin Function J1 Left Connector Function J2 Right Connector 1 No connection No connection 2 3 Module Good Collector Module Good Collector 4 Module Good Emitter Module Good Emitter 5 Module Inhibi...

Page 29: ...ules 10V 0 25 of the desired voltage set point Turning the potentiometer clockwise increases the output voltage Reconnect the two busbars and reapply AC power Confirm that the module has the desired o...

Page 30: ...ignals Pin Function J1 Left Connector Function J2 Right Connector 1 No connection No connection 2 3 Module Good Collector Module Good Collector 4 Module Good Emitter Module Good Emitter 5 Module Inhib...

Page 31: ...modules to compensate for voltage drops in the power connections to the load The remote sense lines may be connected as follows If remote sense is not required simply do not connect either sense or se...

Page 32: ...this would need to be evaluated in each application Series Connection It is possible to connect two identical DH module outputs or two identical single output SB and SC modules in series The outputs c...

Page 33: ...QM range App Note document number 260283 rev 15 Page 33 of 48 Ripple and Noise Measurement Power Supply Timing Configured as Low On Fail...

Page 34: ...al temperatures are resumed the QM will automatically resume normal operation DH module If overheating occurs Channels 1 and 2 will turn off and the AC will need to be recycled DM module If overheatin...

Page 35: ...Module 391 874 120 833 86 075 445 098 138 202 99 972 8V SB or SC Module 400 853 123 523 87 809 454 374 140 961 101 738 DM Module 576 948 202 903 151 994 636 358 225 539 170 575 DH Module 373 969 132...

Page 36: ...ing Figures in hours Capacitor QM4 Converter QM5 Converter QM7 Converter QM8 Converter C10 252 813 158 895 208 653 208 653 C11 251 389 251 389 475 656 475 656 C2 167 146 167 146 176 676 176 676 C7 148...

Page 37: ...MHz QuasiPeak dB V m Polarisation Limit EN55011 Class B dB V m Margin EN55011 Class B dB Limit FCC Class B dB V m Margin FCC Class B dB 47 76 32 2 V 40 0 7 8 40 0 7 8 51 60 31 1 V 40 0 6 9 40 0 6 9 5...

Page 38: ...20 ns with a clock frequency of 100 kHz TDK Lambda recommends that the appropriate precautions are taken to improve EMC performance The following will help with both emissions and immunity performance...

Page 39: ...Where signal or control ports are connected to a user accessible panel for example PSU inhibit to a switch module good to an indicator circuit etc these ports must be protected from electrostatic disc...

Page 40: ...Chassis 1766 Standby Signals Option xxL 27 Standby Signals Option xxH 57 1 Slot Module DH or DM 196 1 Slot Module SA 120 1 Slot Module SB 180 2 Slot Module SC 256 2 Slot Module YC or ZC 371 3 Slot Mod...

Page 41: ...rdware Interface 1 2 PMBus Options Board Connector 3 4 5 6 7 8 9 10 11 12 Standby V Out N C PMBus Address 0 SCL Clock SDA Data GND Standby V Out Fan Fail Out PMBus Address 3 PMBus Address 1 PMBus Addr...

Page 42: ...nal may be generated by the slow running of either fan 1 or fan2 if fitted The Fan Fail Out indication is latching and remains indicating until reset by PMBus command 81h or cycling the power to the u...

Page 43: ...R C6h Read Word Special format More details for each command are given in the sections below Controlling the Module Outputs of the Unit Modes of Operation There are 6 distinct modes of operation 1 Mod...

Page 44: ...Control Pin is LOW 1Dh Note that the operating mode is persistent across a power cycle of the QM unit Operation Command 01h When a unit is in an operating mode dependent upon the PMBus Command modes 2...

Page 45: ...To clear an indicator write a 1 to the relevant bit Clearing bit 0 will clear all bits in the STATUS_FANS_1_2 byte STATUS_FANS_1_2 Status Byte Command 81h The following bits of the STATUS_FANS_1_2 sta...

Page 46: ...s a 10 character ACSII string Runtime Command C4h Read Block transaction type The data is returned as a 32 bit unsigned value as follows Byte 1 Least Significant Byte Byte 2 2 nd Least Significant Byt...

Page 47: ...to a unit the Status Byte should be read to determine if a communication error occurred during the transaction If a communication error occurred as indicated by Bit 1 of the Status Byte being set it s...

Page 48: ...ell order Code 1901883 Digi Key Part Number 296 23114 ND RS Stock Number 819 7562 Mouser Part Number 595 USB TO GPIO References Ref 1 System Management Bus SMBus Specification Version 3 0 20 Dec 2014...

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