D22B

www.DataSheet4U.com Features ■ ■ ■ Applications ■ ■ ■ ■ ■ ■ Thick film technology Fail safe Protection to ITU-T K.20 Analog Line Cards CPE (Customer Premises Equipment) DDS (Digital Data Systems) DLC (Digital Loop Carriers) T1/T3 Transmission Lines ISDN D22B Line Feed Resistors w/Resettable Polymer PTC & Overvoltage Protectors Product Characteristics Resistor Tolerance ................................................................±1 % Polyswitches Matched to ...............................................2.0 ohms Rating .........................................................................250 V, 1.0 A Trip Time @ 1 A ............................................1.1 seconds @ 20 °C Trip Current .........................................................125 mA @ 25 °C Environmental Characteristics TESTS PER MIL-STD-202 Humidity ..........................................................................103B Solderability.....................................................................208D Thermal Shock ................................................................107B Resistance to Solvents ......................................................215 Resistance to Solder Heat ..............................................210D Flammability ...................................................................UL 94V-0 IEC 695-2-2 Functional Characteristics ITU-T K.20 Lightning Surge ................................................................1 KV Power Induction............