SD 197-70-74-591 Cooled Large Area Blue Silicon Avalanche Photodiode Mechanical Dimension in inches DESCRIPTION APPLICATIONS The SD 197-70-74-591 is a cooled large area silicon avalanche photodiode (APD) that provides high gain and low noise, in a hermetic TO-66 package. • Military • Industrial • Medical SPECTRAL RESPONSE M = 300 ABSOLUTE MAXIMUM RATING (TA)= 23°C UNLESS OTHERWISE NOTED TS Soldering Temperature* +240 °C VTEC TEC voltage 1.5 V ITEC TEC Current 2.0 A P APD Die Power Diss. 0.2 W 60 R 40 40 20 20 QE 0 0 Wavelength (nm) 1050 °C 950 +40 1000 Operating Temperature 80 60 900 TO 100 80 850 °C 800 +1 +70 120 100 750 -55 140 120 700 Storage Temperature 350 140 650 TSTG UNITS 600 Gain MAX 550 M MIN 350 PARAMETER Responsivity (A/W) SYMBOL 500 Low noise Small size High Speed Low cost 450 • • • • 400 FEATURES SCHEMATIC * 1/16 inch from case for 3 seconds max. ELECTRO-OPTICAL CHARACTERISTICS RATING (TA)= 23°C UNLESS OTHERWISE NOTED SYMBOL ID CJ IN lrange R Vop tr IQTEC CHARACTERISTIC TEST CONDITIONS Dark Current Junction Capacitance f = 1 MHz Noise Current Spectral Density f = 100 kHz Spectral Application Range Spot Scan l= 500nm, VR = 0 V Responsivity Operating voltage Response Time** TEC Quiescent Current MIN TYP MAX UNITS 6 25 0.8 18 nA pF pA/√Hz nm A/W V nS A 350 35 1700 RL = 50 Ω, l= 675nm Case Temp = 35 °C 1.5 1050 10 0.85 2000 15 **Response time of 10% to 90% is specified at 830nm wavelength light. All specifications are with the APD internally cooled to 0°C and a gain of 300. Information in this technical datasheet is believed to be correct and reliable. However, no responsibility is assumed for possible inaccuracies or omission. Specifications are subject to change without notice. www.lasercomponents.com Issue: 08/06 / V1 / HW / api/apd/cooled-laapd/ sd197-70-74-591.pdf Germany and other countries: LASER COMPONENTS GmbH, Phone: +49 8142 2864 0, Fax: +49 8142 2864 11, [email protected] Great Britain: LASER COMPONENTS (UK) Ltd., Phone: +44 1245 491 499, Fax: +44 1245 491 801, [email protected]