Low-noise, battery-based design with 815pA/√Hz noise density
10ppm stability over 30 minutes
Constant current and constant power operating modes
Dual current ranges: 200mA and 500mA floating output
1MHz external modulation bandwidth
Programmable internal ramp generator
Built-in battery charger
The LDX-3620 is a battery-powered, ultra-low noise
current source, optimized for narrow linewidth or stable
wavelength laser diode applications. The instrument provides
a dual-current range with a 4.5-digit display. It offers high
stability performance, constant current or power operation,
internal or external modulation capability, and comes with
a built-in battery charger.