Heller Elektronik
QCW600-Serie
CW & ultra-fast modulated laser diode driver DC/DC
QCW600 is a linear regulated diode driver series to provide short pulsed to DC current into laser diodes like VCSELs or single emitter diode modules and stacks.

Performance Features
- Output current: max. 5, 10, 20, 25 A (as per „-aa“ in model name)
- Compliance voltage: <150 V, <90 V, <50 V (as per „-bb“ in model name)
- Rise/fall time: min. from 50 ns (for 50 V model), min. from 250 ns (for 90, 150 V model), (configuration dependent by model suffix -TRxx, where „xx“ indicates the typ. rise time in ns)
- Current programming: 0 .. 5 V = 0 .. I into 10 kW (SMB or pin 6) nom
max. modulation bandwidth is determined by internal
filters indicated by the suffix -BAyy, where „yy“
represents the -3dB bandwidth limit in MHz, if
marked with a „k“ in kHz
(Custom prog./mon. scalings may differ) - Protective Features: Soft start, transient protection, over temp., UVL
- Control interface: Connector Micromatch 12pin, SMB for analog programming input
- Power Dissipation: ca. 1.5 W + (U - U )*I in out out
Max. allowed losses:
For 50 V Model Pdiss,max = 40 W
For 90 V Model Pdiss,max = 100 W
@max. 50 °C baseplate temperature
measured in direct vicinity to output FET - Supply (aux): +12 V, max. 150 mA
- Supply (main): Allowed range e.g. 0 .. 55 V, 0 .. 95 V or 0 .. 155 V DC
(or as per „-bb“ in model name) - Input (main) capacity: ca. 550 µF (50 V), 200 µF (90V), 100 µF (150 V)
- Environment: -20 °C .. +50 °C (non condensing)
- Cooling: Conductively via baseplate
- Baseplate temperature: max. +50 °C
- Main connectors in/out: Screw terminals M3, max. 5 mm depth
- Size (LxWxH): 80 x 40 x 37 mm, PCB 60 x 40 mm, Baseplate mounting via M3 through hole
Downloads
Datasheets | Type/Format | ||
---|---|---|---|
Datenblatt QCW600-Serie | Operating%20instructions%20QCW600_B_E.pdf |
Downloads
Datasheets | Type/Format | File size | |
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Bezeichnung des Downloads | 35 KB | ||
Bezeichnung des Downloads | 35 KB | ||
Bezeichnung des Downloads | 35 KB |
Manuals | Type/Format | File size | |
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Bezeichnung des Downloads | 35 KB |
Software | Type/Format | File size | |
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Bezeichnung des Downloads | 35 KB | ||
Bezeichnung des Downloads | 35 KB | ||
Bezeichnung des Downloads | 35 KB |