ILX Lightwave LDX3220 – Precision Laser Diode Driver
The ILX Lightwave LDX-3220 is a precision laser diode driver designed for demanding laser control applications. It offers low noise, high stability, and comprehensive laser protection features. Ideal for researchers and engineers requiring precise control of laser diodes in various scientific and industrial applications.
- Model
- ILX Lightwave LDX3220
- Calibration
- Available on request
- Price
- $1,250
- Status
- In stock
- RFQ ref
- LDX3220
This unit
The ILX Lightwave LDX3220 is a microprocessor-controlled laser diode driver engineered for precision current regulation and laser protection in scientific and industrial applications. It delivers stable, low-noise output across dual current ranges with integrated protection circuitry, four-wire forward voltage monitoring, and constant current or constant power operating modes. The instrument supports external modulation up to 1 MHz and includes GPIB/IEEE-488 remote control with LabVIEW driver support.
Technical Specifications
Laser Current Control- Output current ranges: 0–200 mA and 0–500 mA
- Current resolution: 4 µA (0–200 mA) and 10 µA (0–500 mA)
- Current accuracy: ±0.05% of full scale
- Short-term stability (1 hour): <10 ppm FS
- Long-term stability (24 hours): <20 ppm FS
- Output noise/ripple: 2 µA (rms, low bandwidth) and 4 µA (rms, high bandwidth)
- Transfer function: 50 mA/V Laser Diode Protection
- Adjustable compliance voltage: 0–10 V (0–200 mA range) and 0 to –10 V (0–500 mA range)
- Clamping current limits for modulated operation
- Intermittent contact protection included
- Output shorting relays for safe switching
- Slow start routine to suppress turn-on transients
- Adjustable current and voltage limits Forward Voltage Measurement
- Four-wire measurement configuration
- Accuracy: ±2.5% (forward voltage), ±2 mV (measurement)
- Resolution: 50 mV Photodiode Monitoring
- Current range: 0–5000 µA
- Current accuracy: ±2 µA
- Reverse bias: 0–5 V
- Differential feedback topology Modulation Capability
- External modulation: DC to 1 MHz (high bandwidth) and DC to 15 kHz (low bandwidth)
Key Features
- Dual current ranges with independent resolution and accuracy
- Constant current and constant power modes with rear-facet photodiode feedback
- 5-digit green LED display readable with laser safety eyewear
- GPIB/IEEE-488 interface for remote instrument control
- LabVIEW driver support for virtual instrument development
Typical Applications Precision laser diode control in laboratory research, optical testing, wavelength-stabilized systems, and modulation-intensive industrial processes.
Compatibility & Integration GPIB/IEEE-488 connectivity enables integration into automated test systems. LabVIEW drivers streamline software development. Available in 120 VAC and 220 VAC configurations.
Specifications
| Parameter | Value |
|---|---|
| Frequency Range | DC to 1 MHz | Voltage / Current Range: 0-200 mA, 0-500 mA |
ILX Lightwave LDX3220 — Repair & Calibration Service
Aumictech offers NIST-traceable calibration and repair for the ILX Lightwave LDX3220. Calibration covers output power at specified wavelengths, wavelength accuracy, 15-minute output stability, and modulation frequency accuracy where applicable. All calibrations ship with a NIST-traceable certificate. Turnaround is typically 1–3 business days after receipt.
Common ILX Lightwave LDX3220 faults: laser diode end-of-life (output below spec), fiber output connector damage, output instability. Common repairs include laser diode replacement when output falls below spec, fiber output connector repair, and thermal management service.
ILX Lightwave LDX3220 price
This ILX Lightwave LDX3220 is listed at $1,250. Calibration is available separately from $450. Contact us for volume pricing or if you need multiple units.
ILX Lightwave LDX3220 calibration cost
NIST-traceable calibration for the ILX Lightwave LDX3220 is $450 (standard — pass/fail certificate and calibration sticker) or $650 (full measured data at every test point, reference standards documented, traceability chain included). Calibration for this instrument covers output power at specified wavelengths, wavelength accuracy, 15-minute output stability, and modulation frequency accuracy where applicable. Turnaround is 1 to 3 business days after receipt. See full calibration details →
