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LS3958 Datasheet PDF

Micross LS3958

The LS3958 is a Low Noise, Low Drift, Monolithic Dual N-Channel JFET The LS3958 family are matched JFET pairs for differential amplifiers. The LS3958 family of general purpose JFETs is characterized for low and medium frequency differential amplifiers requiring low offset voltage, drift, noise and capacitance The LS3958 family exhibits low capacitance - 6pF max and a spot noise figure of - 0.5dB max. The part offers a superior tracking ability.
Part No. LS3958
Datasheet LS3958 Download
Manufacturer
Micross
Description Low Noise
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LS3958 datasheet page 1 preview

FEATURES

LOW DRIFT LOW LEAKAGE LOW NOISE

ABSOLUTE MAXIMUM RATINGS

@ 25°C (unless otherwise noted) |∆ VGS1‐2 /∆T|= 5µV/°C max. IG = 20pA TYP. en = 10nV/√Hz TYP. LS3958

APPLICATIONS

: ƒ ƒ Wideband Differential Amps High Input Impedance Amplifiers Maximum Temperatures Storage Temperature ‐65°C to +200°C Operating Junction Temperature +150°C Maximum Voltage and Current for Each Transistor – Note 1 ‐VGSS Gate Voltage to Drain or Source 60V ‐VDSO Drain to Source Voltage 60V ‐IG(f) Gate Forward Current 50mA Maximum Power Dissipation Device Dissipation @ Free Air – Total 400mW @ 25°C MATCHING CHARACTERISTICS @ 25°C UNLESS OTHERWISE NOTED SYMBOL CHARACTERISTICS VALUE UNITS CONDITIONS | V GS1‐2 / T| max. DRIFT VS. 100 µV/°C VDG=20V, ID=200µA TEMPERATURE TA=‐55°C to +125°C | V GS1‐2 | max. OFFSET VOLTAGE 25 mV VDG=20V, ID=200µA MAX. ‐‐ ‐‐ 3000 1000 3 5 5 4.5 4 50 50 ‐‐ 100 5 1 0.1 ‐‐ ‐‐ 0.5 15 6 2 ‐‐ UNITS V V µmho µmho % mA % V V pA nA pA pA µmho µmho µmho dB dB dB nV/√Hz pF pF pF CONDITIONS VDS...