Oki Electric Industry OL4201N
The OL4201N has a built-in thermoelectric cooler and is equipped with a monitor photodiode.FEATURES
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● 1480-nm MQW FP Laser Single-mode fiber Built-in thermoelectric cooler 1-mW fiber output power Includes photodiode for power monitoring 14-pin Dil package
APPLICATIONS
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● WDM systems service channel Service Channel Cross connect systems Fiber-optic light source Telemetry systems Test instrumentation Oki Semiconductor 1 s OL4201N Service Channel FP Laser Module s ––––––––––––––––––––––––––––––––––––––––––––––––––––––
ELECTRICAL CHARACTERISTICS
ABSOLUTE MAXIMUM RATINGS
(ambient temperature Ta=25°C unless otherwise noted) Parameter Fiber Output Power Laser diode forward current Thermoelectric cooler voltage Thermoelectric cooler current Operating Temperature Storage Temperature Symbol Pf IF(LD) VTEC ITEC Topr Tstg Ratings 5 150 3.0 1.5 -40 to +85 -40 to +85 Units mW mA V A °C °C Exceeding these maximum ratings could cause immediate damage or lead to permanent deterioration of the device. Optical andELECTRICAL CHARACTERISTICS
Ta=25°C Parameter Fiber output power Center wavelength RMS Spectral width Thermistor resistance Symbol Pf λc σ Rth Test Conditions IF(LD)=Ith + 20 mA Pf= 1 mW Pf=1 mW, CW, RMS Min.