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Chapter 4
4.5.3.1
Mode
The Mode setting controls how the laser driver current is controlled. There are three
modes: Io, Im, and Po. The oscillator channel of the MOPA module only supports
Io, so the Mode setting is fixed in the Io mode.
Laser Diode Driver Module Operation
6540M: Chan B (AMP)
Mode
→ → → →
Modulate =
Io Lim
6540M: Chan B (AMP)
Vcomp
→ → → →
Im Lim = 10000 uA
Po Lim =
6540M: Chan B (AMP)
Tol T
Tol Iop=
6540M: Chan B (AMP)
PD Resp=
PD Zero=
Figure 28 - MOPA Laser Setup Screens
=
Io
Osc
=
250 mA
=
5.000 V
6000 mW
= 0.000 S
0.0 mA
0.00
0.00 uA
PD ZERO
49
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