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LS840 датащи(PDF) 1 Page - Linear Integrated Systems |
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LS840 датащи(HTML) 1 Page - Linear Integrated Systems |
1 / 2 page Linear Integrated Systems • 4042 Clipper Court • Fremont, CA 94538 • Tel: 510 490-9160 • Fax: 510 353-0261 Doc 201143 05/21/2014 Rev#A8 ECN# LS840 LS841 LS842 FEATURES LOW NOISE en=8nV/Hz TYP. LOW LEAKAGE IG=10pA TYP. LOW DRIFT I VGS1-2/TI=5µV/ºC max. LOW OFFSET VOLTAGE IVGS1-2I=2mV TYP. ABSOLUTE MAXIMUM RATINGS1 @ 25°C (unless otherwise noted) Maximum Temperatures Storage Temperature -55°C to +150°C Operating Junction Temperature -55°C to +150°C Maximum Voltage and Current for Each Transistor1 -VGSS Gate Voltage to Drain or Source 60V IG(f) Gate Forward Current 10mA Maximum Power Dissipation Device Dissipation2 @ Free Air - Total 400mW TA=+25°C ELECTRICAL CHARACTERISTICS @ 25ºC (unless otherwise noted) SYMBOL CHARACTERISTIC LS840 LS841 LS842 UNITS CONDITIONS I VGS1-2 / TI max. Drift vs. Temperature 5 10 40 µV/ºC VDG = 20V ID = 200µA TA = -55ºC to +125ºC IVGS1-2I max. Offset Voltage 5 10 25 mA VDG = 20V ID = 200µA SYMBOL CHARACTERISTIC3 MIN. TYP. MAX. UNITS CONDITIONS BVGSS Breakdown Voltage -60 -- -- V VDS= 0 ID= -1nA BVGGO Gate-to-Gate Breakdown ±60 -- -- V IGGO= ±1µA ID= 0 IS = 0 TRANSCONDUCTANCE Gfss Full Conduction 1000 4000 µS VDG= 20V VGS= 0 f = 1kHz Gfs Typical Conduction 500 1000 µS VDG= 20V ID= 200µA Gfs1 │4 Gfs2 │ Mismatch Transconductance Ratio 0.97 1.0 DRAIN CURRENT VDG= 20V VGS= 0 IDSS Full Conduction 0.5 2 5 mA IDSS1 │4 IDSS2 │ Drain Current Ratio 0.95 1.0 GATE-SOURCE VGS(off) Pinchoff Voltage -1 -2 -4.5 V VDS= 20V ID= 1nA VGS Operating Range -0.5 -- -4 V VDS= 20V ID= 200µA GATE CURRENT -IG Operating -- 10 50 pA VDG= 20V ID =200µA -IG High Temperature -- -- 50 nA VDG= 20V ID =200µA TA=+125ºC -IG Reduced VDG -- 5 -- pA VDG= 10V ID =200µA -IGSS At Full Conduction -- -- 100 pA VDG= 20V VDS =0 LS840 LS841 LS842 LOW NOISE LOW DRIFT LOW CAPACITANCE MONOLITHIC DUAL N-CHANNEL JFET AMPLIFIER TO-71/78 TOP VIEW SOIC TOP VIEW |
Аналогичный номер детали - LS840_14 |
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Аналогичное описание - LS840_14 |
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