U443

N-Channel JFET Monolithic Dual CORPORATION U443 / U444 FEATURES DESCRIPTION The U443 Series is an N-Channel Monolithic Dual JFET designed for high speed amplifier circuits. Featuring high gain ( > 6 mS typical), low leakage (< 1pA typical) and low noise this device is an excellent choice for high performance test and measurement, wideband amplifiers and VHF/UHF circuits. ORDERING INFORMATION Part Package Temperature Range -55oC to +150oC -55oC to +150oC U443-4 Hermetic M0-002AG (TO-78) XU443-4 Sorted Chips in Carriers High Gain . . . . . . . . . . . . . . . . . . . . . . . gfs > 6 mS typical Low Leakage . . . . . . . . . . . . . . . . . . . . . . IG < 1pA typical Low Noise Wideband Amplifiers Differential VHF/UHF Amplifiers Test and Measurement Multi-Chip/Hybrids APPLICATIONS PIN CONFIGURATION TO-78 1 2 3 4 5 6 7 SOURCE 1 DRAIN 1 GATE 1 CASE/BODY SOURCE 2 DRAIN 2 GATE 2 4 5 3 2 1 6 7 BOTTOM VIEW C S2 G1 D2 D1 G2 S1 CJ1 U443 / U444 CORPORATION ABSOLUTE MAXIMUM RATINGS (TA = 25oC unless otherwise noted) Parameter/Test Condition Gate-Drain Voltage Gate-Source Voltage Gate-Gate Voltage Forward Gate Current Power Dissipation (per side) (total) Power Derating (per side) (total) Operating Junction Temperature Storage Temperature Lead Temperature (1/16" from case for 10 seconds) Symbol VGD VGS VGG IG PD Limit -25 -25 ±50 50 367 500 3 4 -55 to 150 -65 to 200 300 Unit V V V mA mW mW mW/ oC mW/ oC o C o C o C TJ Tstg TL ELECTRICAL CHARACTERISTICS (TA = 25oC ...