MAIMAN ELECTRONICS SF6100 User Manual Download

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v2.2.2 ‒ 2023

SF6100

Laser diode driver

Datasheet &
User Manual

Before powering on your driver, read this manual thoroughly.
If you have any doubt or suggestion, please do not hesitate to contact us!

Maiman Electronics
e-mail: [email protected]
web site: www.maimanelectronics.com

Summary of Contents for SF6100

Page 1: ...tasheet User Manual Before powering on your driver read this manual thoroughly If you have any doubt or suggestion please do not hesitate to contact us Maiman Electronics e mail info maimanelectronics...

Page 2: ...ensions and weight and Functional schemes v2 1 7 Minimum input voltage corrected to 12V v2 2 1 Paragraph Warranty error triggered fall time values Paragraph Electrical characteristics examples of digi...

Page 3: ...ions 4 8 Power supply requirements 4 9 Electrical characteristics 4 10 Typical Performance Characteristics 6 11 Functional schemes 8 12 Pin and terminal functions 9 13 Analogue control description 11...

Page 4: ...anced half brick package with aluminum base plate to aid thermal dissipation Driver can be mounted on any thermal conductive surface enough to dissipate driver losses 4 Package set Driver 1 pcs 50 cm...

Page 5: ...ectrical characteristics PARAMETER TEST CONDITIONS MIN TYP MAX UNIT OUTPUT Output voltage Vout 5 0 73 Vin V Output current Iout 0 25 A Current ripple 15 25 mA Pulse rate F QCW mode 0 1 100 Hz Pulse du...

Page 6: ...t 5 A V Voltage monitor pin voltage vs output voltage 5 V V External sensor temperature NTC 10k 10 150 C POWER DISSIPATION Driver losses Vin 55V Iout 25A 30 45 50 W PROTECTIONS Crowbar clamp resistanc...

Page 7: ...ormance Characteristics Figure 1 Power dissipation vs output current at full load Figure 2 Efficiency vs output current at full load Figure 3 Power dissipation vs output current at light load Figure 4...

Page 8: ...Maiman Electronics SF6100 7 Figure 5 Regulation characteristic dotted ideal solid real 5A div 100us div Figure 6 Typical start up sequence Figure 7 Typical stop sequence...

Page 9: ...Maiman Electronics SF6100 8 11 Functional schemes Analogue interface Figure 8 Analog interface functional scheme Power unit Figure 9 Power unit functional scheme...

Page 10: ...the positive terminal of the power supply Please note polarity Vin Connect to the negative terminal of the power supply Please note polarity LD Connect to the laser diode anode Please note polarity G...

Page 11: ...led down TTL or CMOS signals only 2 GND Connected to Vin terminal 3 O Crowbar status High fault Low normal operation Internally pulled down 4 5V Auxiliary 5V power supply Up to 200mA output current ca...

Page 12: ...C the over temperature warning will go high to indicate driver is in danger of shutting down due to over temperature condition When temperature of driver PCB exceeds 80 C the driver will stop The driv...

Page 13: ...e over current protection limit is set right 12 Make sure that all controls are working 13 Turn off the power supply and disconnect a dummy load 14 Connect the laser diode to the LD and LD terminals P...

Page 14: ...1 P 50h Set prefix 2 5 Number of the parameter Hex number of the parameter For example 0100h 6 space symbol 20h 7 10 New value of the parameter Hex value of the parameter For example 0000h 11 return...

Page 15: ...that does not exist Available parameters and its description Action R W HEX number of parameters Frequency 0 1 Hz Value R W 0100 Minimum R 0101 Maximum R 0102 Duration 0 1 ms Value R W 0200 Minimum R...

Page 16: ...Interlock 3rd bit Over current 4th bit Overheat warning 5th bit External NTC Interlock NTC sensor temperature 0 1 Lower limit R W 0A05 Upper limit R W 0A06 Measured value R 0AE4 B25 100 R W 0B0E PCB...

Page 17: ...ent set internal enable denied external NTC Interlock denied Interlock To set new state for example allow Interlock send the following command P0700 1000 in text 50 30 37 30 30 20 31 30 30 30 0d in he...

Page 18: ...he value will be rounded to limit Any attempts to set a new state of the device except start forcibly switch the device to the state stop Some states of the device are mutually exclusive for example i...

Page 19: ...s Information about the extended protocol 0 bit 1 the device supports this option R 0704 1st bit Checksum 1 on 0 off 2nd bit Return a new value for P type commands 1 on 0 off 3 5 bits Baud rate 0 2400...

Page 20: ...e Comment 1 P J K E Type of command 2 5 Number of parameter Hex number of value 6 space symbol 20h does not use for J and E type commands 7 10 New value of the parameter Hex value of parameter does no...

Page 21: ...mand 50h P ascii Set a new value of parameter 4Ah J ascii Get a value of parameter 4Bh K ascii Answer of the device 45h E ascii Error 2 3 Number of parameter Hex number of parameter 4 5 Value of param...

Page 22: ...during the one year period The warranty period comes into effect from the shipping date The warranty only concerns products that are applied according requirements and for the applications specified...