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Testing NUBM44 / 47 NICHIA Laser Diodes. Measuring Voltage, Current, Optical Power.

Replacing a laser diode. A detailed guidance. Setting up DC/DC step-down converter

Diagrams showing a comparison between diode current and its optical power.

 

Every diode we carefully test before installing it in the laser.

 

The average laser diode.

Testing NUBM44 / 47 NICHIA Laser Diodes. Measuring Voltage, Current, Optical Power.

 

The good laser diode.

Testing NUBM44 / 47 NICHIA Laser Diodes. Measuring Voltage, Current, Optical Power.

 

The best laser diode.

Testing NUBM44 / 47 NICHIA Laser Diodes. Measuring Voltage, Current, Optical Power.

 

The most stable laser diode from the NICHIA NUBM44/47 series.

Testing NUBM44 / 47 NICHIA Laser Diodes. Measuring Voltage, Current, Optical Power.

VoltageCurrentLaser power
3,240,170,01
3,360,380,04
3,370,40,08
3,380,420,13
3,390,440,17
3,40,460,21
3,410,480,26
3,420,50,3
3,430,520,35
3,440,540,39
3,450,560,44
3,460,580,48
3,470,60,54
3,550,811
3,570,871,1
3,590,911,2
3,610,971,3
3,621,021,41
3,641,071,52
3,661,131,64
3,681,181,75
3,691,221,83
3,71,271,95
3,711,32,01
3,731,372,14
3,751,432,27
3,761,462,34
3,771,522,48
3,791,592,62
3,811,662,76
3,831,732,9
3,851,813,06
3,861,893,22
3,881,963,36
3,92,043,52
3,922,133,68
3,942,213,84
3,962,314,03
3,982,44,21
42,494,36
4,022,624,59
4,042,744,79
4,062,844,97
4,082,955,14
4,13,055,32
4,123,165,48
4,143,265,66
4,163,385,76
4,183,55,93
4,23,616,1
4,213,686,2
4,223,726,26
4,233,86,36
4,243,866,45
4,253,936,53
4,263,996,61
4,274,066,71
4,284,16,77
4,294,176,85
4,34,246,91
4,324,337,03
4,334,417,08
4,344,457,14
4,354,557,26
4,364,637,31
4,374,697,37
4,384,767,4
4,394,817,47
4,414,887,53
4,44,97,58
4,44,957,63
4,414,977,73
4,435,027,76

The best laser diode from the NICHIA NUBM44/47 series.

Testing NUBM44 / 47 NICHIA Laser Diodes. Measuring Voltage, Current, Optical Power.

VoltageCurrentLaser power
3,390,380.04
3,540,70,57
3,651,011,1
3,731,251,54
3,821,572,07
3,891,862,56
3,952,163,07
4,012,423,51
4,082,784,06
4,12,874,21
4,123,014,4
4,133,124,52
4,143,144,57
4,153,24,66
4,163,264,72
4,173,314,81
4,183,354,87
4,193,424,93
4,23,475,01
4,213,525,07
4,223,65,18
4,233,675,26
4,243,715,31
4,253,85,41
4,263,855,47
4,273,895,51
4,283,985,6
4,294,035,64
4,34,145,75
4,314,175,77
4,324,245,82
4,334,365,92
4,344,415,95
4,354,455,98
4,364,536,03
4,374,616,05
4,384,76,1
4,394,86,15
4,44,826,15
4,414,916,18
4,424,966,18
4,435,046,18

 

NICHIA NUBM44 / NUBM47 laser diode with an aluminum collimator

 

Comparing cheap Chinese unbranded laser diode vs NUBM47 and a brande new Z80 diode

 

A Brand new Z80 laser blue 445 nm laser diode | 8 watt (8000 mw) CW power. The most powerful laser diode

 

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