Features:

• Low-noise, battery-based design with 815pA/
• SHz noise density
• 10ppm stability over 30 minutes
• Constant current and constant power operating modes
• Dual current ranges: 200mA and 500mA fl oating 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.