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J500 Dataheets PDF



Part Number J500
Manufacturers Siliconix
Logo Siliconix
Description n-channel JFET
Datasheet J500 DatasheetJ500 Datasheet (PDF)

n-channel JFETs current regulator diodes H Siliconix designed for. • • • Current Regulation Current Limiting • Biasing • Linear Ramp and Staircase - •o Generator 1ft -t ABSOLUTE MAXIMUM RATINGS (25°C) o Peak Operating Voltage . 50 V o1ft Forward Current .... 20 mA -t Reverse Current 50 mA Total Device Dissipation at 25°C Ambient (Derate 3.27 mW;oC) .. 360 mW Operating Temperature Range .....

  J500   J500



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n-channel JFETs current regulator diodes H Siliconix designed for. • • • Current Regulation Current Limiting • Biasing • Linear Ramp and Staircase - •o Generator 1ft -t ABSOLUTE MAXIMUM RATINGS (25°C) o Peak Operating Voltage .......................... 50 V o1ft Forward Current ............................. 20 mA -t Reverse Current.............................. 50 mA Total Device Dissipation at 25°C Ambient (Derate 3.27 mW;oC) ...................... 360 mW Operating Temperature Range ............. -55 to 135°C Storage Temperature Range............... -55 to 150°C Lead Temperature Range (1 /16" from case for 10 seconds) ..............300°C Performance Curves NCL See Section 4 BENEFITS • Low Cost • Simple Two Lead Current Source • Simplifies Floating Current Sources No Power Supplies Required • Good Operating Current Tolerance ±20% TO-92 (MODIFIED) See Section 8 .ANODE ~ Plastic - CATHODE CO AC Bottom View c A ELECTRICAL CHARACTERISTICS (25°C unless otherwise noted) Characteristic J500 J501 J502 J503 J504 J505 Unit Test Conditions ..2... -- 2 3 S T A 4 ,15- T I C 6 7 1- D I~ V N 9 IFI POV VL ZFI CF Forward Current (Note 1) Peak Operating Voltage (Notes 1 and 2) LImIting Voltage (Note 3) Small·Signal DynamIc Impedance (Note 1l Anode·Cathode CapacItance Min Nominal Max 0.192 0.240 0.288 0.264 0.330 0.396 0.344 0.430 0.516 0.448 0.560 0.672 0.600 0.750 0.900 0.800 1.000 1.200 mA VF = 25 V Min Max Typ Min Typ Typ 50 50 50 50 50 50 IF = 1.1 IFI (Max) 1.2 13 15 1.7 1.9 2.1 V IF = 0.9 IFI (Min) 08 0.9 1.1 1.2 1.4 1.5 4.0 22 15 12 0.8 05 Mn V F = 25 V. f = 1 kHz 8.0 6.0 4.4 3.4 2.5 1.9 2 2 2 2 2 2 pF VF=25V.f=1 MHt NOTES: 1. Pulse test duration =2 ms. 2. MaxImum VF where IF < 1.1 IFI (Maxl is guaranteed 3. M,nomum VF required to Insure IF > 0.9 IFI(Min)· Current· Limiter Diode V·I Characteristic I. NCL IF, I VR VL I., pov V. 3-60 Siliconix .


J300 J500 J501


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