Product Technical OrOrdderer Folder Support NowNow InterFET U553-4-5 U553, U554, U555 Current Regulator Diode Features TO-18 Bottom View InterFET N0016H Geometry Anode 3 Low Noise: 5 nV/Hz Typical Low Capacitance: 2pF Typical N/C 2 RoHS Compliant SMT, TH, and Bare Die Package options. Cathode 1 Applications Current Regulation Current Limiting Biasing Description The 50V InterFET U553, U554, and U555 JFETs are targeted for current regulation and limiting applications. The TO-18 package is hermetically sealed and suitable for military applications. Product Summary Parameters U553 Min U554 Min U555 Min Unit V Peak Operating Voltage 50 50 50 V OP IF Regulator Current 0.18 0.6 1.4 mA VL Limiting Voltage 0.75 (typ) 0.55 (typ) 0.75 (typ) V Ordering Information Custom Part and Binning Options Available Part Number Description Case Packaging U553 U554 U555 Through-Hole TO-92-2L Bulk SMPU553 SMPU554 SMPU555 Surface Mount SOT23 Bulk 7 Tape and Reel: Max 3,000 Pieces Minimum 1,000 Pieces SMPU553TR SMPU554TR SMPU555TR 13 Tape and Reel: Max 9,000 Pieces SOT23 Tape and Reel U553COT U554COT U555COT Chip Orientated Tray (COT Waffle Pack) COT 400/Waffle Pack U553CFT U554CFT U555CFT Chip Face-up Tray (CFT Waffle Pack) CFT 400/Waffle Pack Disclaimer: It is the Buyers responsibility for designing, validating and testing the end application under all field use cases and extreme use conditions. Guaranteeing the application meets required standards, regulatory compliance, and all safety and security requirements is the responsibility of the Buyer. These resources are subject to change without notice. IF35328.R00Product Technical OrOrdderer Folder Support NowNow InterFET U553-4-5 Electrical Characteristics Maximum Ratings ( TA = 25C, Unless otherwise specified) Parameters Value Unit VOP Peak Operating Voltage 50 V I Continuous Forward Gate Current 50 mA FG P Continuous Device Power Dissipation 360 mW D P Power Derating 2.88 mW/C T Operating Junction Temperature -55 to 135 C J T Storage Temperature -55 to 135 C STG Static Characteristics ( TA = 25C, Unless otherwise specified) U553 U554 U555 Parameters Conditions Min Typ Max Min Typ Max Min Typ Max Unit IF Regulator Current VF = 25V 0.18 0.5 0.75 0.6 1 1.6 1.4 2 2.6 mA VL Limiting Voltage IF = 0.9 IF(MIN) 0.75 1.3 0.55 1.75 0.75 2.15 V Peak Operating VOP IF = 1.1 IF(MAX) 50 50 50 V Voltage Dynamic Characteristics ( TA = 25C, Unless otherwise specified) U553 U554 U555 Parameters Conditions Min Typ Max Min Typ Max Min Typ Max Unit ZD Dynamic Impedance VF = 25V, f = 1kHz 13 5 1.8 M ZK Knee Impedance VF = 6V, f = 1kHz 1 0.4 0.17 M U553-4-5 2 of 3 InterFET Corporation Document Number: IF35328.R00 www.InterFET.com June, 2019