LSJ74_14 LINEAR | Alldatasheet
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Linear Integrated Systems • 4042 Clipper Court • Fremont, CA 94538 • Tel: 510 490-9160 • Fax: 510 353-0261 Doc 201175 06/26/2014 Rev#A4 ECN# LSJ74
FEATURES
ULTRA LOW NOISE (f = 1kHz) en = 0.9nV/√Hz HIGH GAIN Gfs = 22mS (typ) HIGH INPUT IMPEDANCE IG = 1.0nA LOW CAPACITANCE CRSS = 32pF IMPROVED SECOND SOURCE REPLACEMENT FOR 2SJ74 ABSOLUTE MAXIMUM RATINGS1 @ 25 °C (unless otherwise stated) Maximum Temperatures Storage Temperature -55 to +150°C Junction Operating Temperature -55 to +135°C Maximum Power Dissipation Continuous Power Dissipation 400mW Maximum Currents Gate Forward Current IG(F) = -10mA Maximum Voltages Gate to Drain Voltage VGDS = 25V Gate to Source Voltage VGSS = 25V ELECTRICAL CHARACTERISTICS @ 25°C (unless otherwise stated) SYMBOL CHARACTERISTIC MIN TYP MAX UNITS CONDITIONS BVGDS Gate to Drain Breakdown Voltage 25 V VDS = 0V, IG = 100µA VGS(OFF) Gate to Source Pinch-off Voltage 0.15 2 VDS = -10V, ID = -0.1µA IDSS Drain to Source Saturation Current2 LSJ74A -2.6 -6.5 mA VDG = -10V, VGS = 0V LSJ74B -6 -12 LSJ74C -10 -20 LSJ74D -17 -30 IG Gate Operating Current 50 pA VDG = -10V, ID = -1mA IGSS Gate to Source Leakage Current 1 nA VGS = 25V, VDS = 0V Gfss Full Conductance Transconductance 8 22 mS VDG = -10V, VGS = 0V, f = 1kHz en Noise Voltage 0.9 1.9 nV/√Hz VDS = -10V, ID = -2mA, f = 1kHz, NBW = 1Hz 2.5 4 VDS = -10V, ID = -2mA, f = 10kHz, NBW = 1Hz CISS Common Source Input Capacitance 105 pF VDS = -10V, VGS = 0V, f = 1MHz CRSS Common Source Reverse Transfer Cap. 32 VDS = -10V, ID = 0A, f = 1MHz LSJ74, SST74 ULTRA LOW NOISE SINGLE P-CHANNEL JFET TO 92 TOP VIEW SOT-89 TOP VIEW * For equivalent N-Channel, see LSK170 family.
Linear Integrated Systems • 4042 Clipper Court • Fremont, CA 94538 • Tel: 510 490-9160 • Fax: 510 353-0261 Doc 201175 06/26/2014 Rev#A4 ECN# LSJ74 NOTES: 1. Absolute maximum ratings are limiting values above which serviceability may be impaired. 2. Pulse test: PW ≤ 300 µS, Duty Cycle ≤ 3%. 3. All MIN/TYP/MAX Limits are absolute values. Negative signs indicate negative electrical polarity only. Information furnished by Linear Integrated Systems is believed to be accurate and reliable. However, no responsibility is assumed for its use; nor for any infringement of patents or other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of Linear Integrated Systems. Linear Integrated Systems (LIS) is a 25-year-old, third-generation precision semiconductor company providing high-quality discrete components. Expertise brought to LIS is based on processes and products developed at Amelco, Union Carbide, Intersil and Micro Power Systems by company President John H. Hall. Hall, a protégé of Silicon Valley legend Dr. Jean Hoerni, was the director of IC Development at Union Carbide, Co-Founder and Vice President of R&D at Intersil, and Founder/President of Micro Power Systems. TO-92 SOT-89 Dimensions in inches Dimensions in millimeters