Low Noise Constant Current Laser Driver ATLS500MA104

Availability: In Stock

FEATURES

●Ultra Low Noise (RMS): <0.6µARMS @0.1Hz to 10Hz ●High IOUT without Heat Sink: 500mA ●High IOUT Absolute Accuracy: 500±0.5mA@LIS=2.5V ●High IOUT Stability: <0.5mA@-30°C ~ 60°C ●Loop Good Indication  ●Controller Internal Temperature Monitoring  ●Complete Shielding  ●Compact Size 

APPLICATIONS

Driving laser diodes with ultra low noise, including DPSSL, EDFA, SOA, fiber laser, DSB diode lasers, etc
Part Number STOCK 1-9PCs 10-49PCs 50-199 PCs 200-499 PCs ≥500 PCs Buy Now Datasheet Eval. BoardAvail. Eval. BoardAvail.(Price) Add TO WATCHLIST
ATLS500MA104D 25 $69 $66 $62 $59 $54 ATLS1A104DEV1.0 $25 Add TO WATCHLIST

The output current of the ATLS500MA104 can be set by an input voltage linearly or modulated by an external signal of up to 4.6MHz in bandwidth, resulting in a minimum 75nS rise and fall times at the output current. The output voltage is 0.5V to 3.6V when powered by a 5V power supply.The controller has temperature compensation network so that the output current maintains the same even as the controller temperature rises.

1. Q: How to achieve highest digital modulation speed on a laser controller's output current?

A: For laser drivers ATLSXA201 and ATLSXA202, LIS pin should be toggled between these 2 voltages: a high value corresponding to the operation current and a low value corresponding to half of the threshold current of the laser the driver is driving.

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