OPF694-2 TT Electronics

Fiber Optic Transmitter OPF694-2 Features: Low Cost 850 nm LED Technology High Thermal Stability High optical coupling efficiency to multimode fiber Metal ST* style receptacle Industrial temperature range Description: The OPF694-2 fiber optic transmitter is a high performance device packaged for data communication links. This transmitter is an 850 nm GaAlAs LED and is specifically designed to ecientlyffi launch optical power into either 50/125m or 62.5/125m diameter multimode fiber. Two power ranges with upper and lower limits are offered which allows the designer to select a device best suited for the application. Applications: Industrial Ethernet equipment Copper-to-fiber to media conversion Intra-system fiber optic links Typical Coupled Power I = 100mA, 25C F Fiber Size Type N.A. OPF694-2 50/125 m Graded Index 0.20 -16dBm 62.5/125 m Graded Index 0.28 -12dBm 100/140 m Graded Index 0.29 -8dBm 200/300 m Step Index 0.41 -2dBm Ro HS ST is a registered trademark of Fitel USA Corp.. General Note TT Electronics OPTEK Technology TT Electronics reserves the right to make changes in product specification without 1645 Wallace Drive, Carrollton, TX 75006 Ph: +1 972 323 2200 notice or liability. All information is subject to TT Electronics own data and is www.ttelectronics.com sensors ttelectronics.com considered accurate at time of going to print. Rev B 07/2019 Page 1 TT electronics plc Form 500-1080-001 Rev - 06/2019 Fiber Optic Transmitter OPF694-2 Mechanical Data The case lead is isolated from the ST receptacle Application Circuit: 155Mbps TTL Drive Circuit Vcc +5V + C2 C3 A 14 5 K R1 R2 6 U1 4 1 3 TTL IN U1 2 9 R3 C1 8 U1 10 13 11 U1 12 7 Part Description Value/Type Symbol Tol. CI Capacitor 75 pF 20% C2 Capacitor 100 pF 20% C3 Capacitor 10 F 20% R1 Resistor 33 5% R2 Resistor 33 5% R3 Resistor 270 5% U1 IC, Quad NAND 74 ACTQ00 - - General Note TT Electronics OPTEK Technology TT Electronics reserves the right to make changes in product specification without 1645 Wallace Drive, Carrollton, TX 75006 Ph: +1 972 323 2200 notice or liability. All information is subject to TT Electronics own data and is www.ttelectronics.com sensors ttelectronics.com considered accurate at time of going to print. Rev B 07/2019 Page 2 TT electronics plc Form 500-1080-001 Rev - 06/2019