Thorlabs 激光二极管/QCL的电流驱动器(2 A) 和温度控制器(90 W)，组合式

Laser Driver (LDC) Specifications

Front
Panel

Remote
Control

Constant Current Mode (CC)

LD Current Range

0 to 2 A

Compliance Voltage

18 V

Maximum Electrical Output Power

36 W

Resolution (Setting / Measurement)

100 µA

32 µA

Accuracy (Setting / Measurement)

±(0.1% + 800 µA)

Noise and Ripple (Typ)a (10 Hz to 1 MHz, RMS)

<25 µA w/o Noise Reduction Filter
<3 µA with Noise Reduction Filter

Noise and Ripple (Typ)a (10 Hz to 100 kHz, RMS)

<10 µA w/o Noise Reduction Filter
<3 µA with Noise Reduction Filter

Drift, 24 Hours, 0 - 10 Hz @ Constant Ambient Temperature (Typ)b

<100 µA

LD Current Limit

Setting Range

10 mA to 2 A

Constant Power Mode (CP)

PD Current Control & Measurement Range

0 to 10 mA

PD Current Control & Measurement Resolution

1 µA

160 nA

PD Current Control & Measurement Accuracy

±(0.08% + 3 µA)

PD Current Limit Range

20 µA to 10 mA

PD Input Impedance

∼0 Ω (Virtual Ground)

LD Voltage Measurement

Measurement Principle

4-Wirec

Measurement Range

0 V to 20 V

Measurement Resolution

1 mV

320 µV

Measurement Accuracy

±(0.1% + 20) mV

LD Overvoltage Protection

Setting Range

1 V to 18.2 V

LD Current Monitor (via TRIG / ANALOG Output)

Transmission Coefficient

Anode Grounded (AG): -2.5 V/A ± 5%
Cathode Grounded (CG): +2.5 V/A ± 5%

Load Resistance

≥10 kΩ

External Modulation Input

Input Impedance

10 kΩ

Small Signal Sinusoidal 3 dB Bandwidthd (in CC Modee)

DC to 400 kHz w/o Noise Reduction Filter
DC to 10 kHz with Noise Reduction Filter

Modulation Coefficient

CC Mode: 400 mA/V ± 5%
CP Mode: 2 mA/V ± 5%

Internal Modulation

Frequency Range

1 Hz to 400 kHz

Small Signal Sinusoidal 3 dB Bandwidthd (in CC Modee)

400 kHz w/o Noise Reduction Filter
10 kHz with Noise Reduction Filter

Modulation Depthf

0.1% to 100%

Modulation Waveforms

Sine, Square, Triangle

QCW / Burst Mode (Available in CC Mode)

Pulse Width Range

5 µs to 1 s

Pulse Width Resolution

1 µs

Frequency Range (Pulse Repetition Rate, PRR)

1 Hz to 100 kHzg

Trigger Source for Internal QCW / Burst

Internal / External (User-Selectable)

Trigger Input for Internal QCW / Burst

Rising Edge Triggered, Starts Pulse with User-Selected QCW Pulse Width or Burst Parameters

Signal Input for External QCW / Burst

External QCW / Burst Pulses Within The Specified Pulse Width and PRR Ranges Directly Drive Modulation of the Laser Current In Real Time

Trigger Output

Active High, Tracks Pulse Width

Trigger Level (Input / Output)

TTL or 5 V CMOS

Dead Time to Next Pulse

>10 µs