TELEPHONE: (973) 379-2922 (•112) 227-9009 FAX (973) 3794990 20 STERN AVE. SPRINGFIELD, NEW JERSEY 07081 USA 2N3821 2N3822 2N3824 TO-72 1 D'»'n MAXIMUM RATINGS Symbol Value Unit vDS VDG VGS ID fo 50 Vdc 50 Vdc Junction Temperature Range Tj -75 Storage Temperature Rang* T »ta - 65 to - 200 Ritlng Drain-Source Voltage Orain-Ota Voltage Gate-Source Voltege Drain Current Total Device Di»iipition ft TA - 25'C Derate above 25'C •50 Vdc 10 mAdc 300 mW mW.JC 20 •c \ C.ii" JFETs LOW FREQUENCY, LOW NOISE N-CMANNEL - DEPLETION ; EUCTBICAL CHARACTERISTICS (TA - 25'C unl««i oih.rwm noted.l Charecterlitlc Symbol Mln OFF CHARACTERISTICS ••' Gate-Source Breakdown Voltage VIBRIGSS HG - - i.o uAdc, VDS " " Gale Reverie Current 'GSS (vGs - - 30 Vdc, VDS • 01 (VQS - - 3o vdc, VDS » o. TA - iso'ci Gate Source Cutoff Voltage dO - 0.5 nAdc. VDS • '5 Vdc) 2N3821 2N3822 Gate Source Voltage ||Q - 50 fiAdc, VQS • 16 Vde) do - zoonAd*. vos • isvdc) (VDS • is vdc, VQS • -*-o vdc, TA - wo 2N3824 2N3824 ' j i — , : 01 - 100 — - j -4.0 -6.0 -0.6 ' -20 Vdc nAdc ! : -10 : Vde ; nAde ! i mAdc 2.5 '0 i -4,0 !0loff| i — - 0.1 '00 ON CHARACTERISTICS Zero-Otte-Voltage Drain Currenl(t) IVos - 16 Vdc, VQS • 01 Static Drain-Source On Refinance (VGS - 0. I0 • 0, f - 10 kHj) - 2N3821 2N3822 2N3824 ! OSS 0.6 2.0 'DS(oo) — Vdc v GS(off| 2N3821 2N3822 Drain Cutoff Currant IVDs « 15 Vdc, VQS " -8.0 Vdcl so |_ 250 Ohfri NI Seini-C (inductors reserves Ihe right to change test conditions, parameter limits ;md package dimensions without notice Information furnished by NJ Scmi-Cundiietors is believed to be holh iicctirale and reliable .it Ihe lime of going 10 press. However VI Scnii-t. mduciiirs .lisuirh-s IM respwisibilily for ™y errors ur omissions discovered in its use NJ Semi-t ondin.lt-rs cncuur:i!?es awi incrs 10 verify thai ilalashccts ,irecurrent hetore plncina orders I j SMALL-SIGNAL CHARACTERISTICS forward Trintltr Admininct !VDs - 16 Vdc. VGS « 0. 1 • 1.0 kHillll IV0S • 18 Vdc, VQS • 0. 1 - 100 MHll Output Admin§nc»( 11 |V0S - IB Vdc, VGS " 0, ( • 1.0 kHil :vir IVQS • -8.0 Vdc, VQS - 0, 1 - 1.0 MHjl umhos 1500 3000 2N3821 2N3B22 1(00 3000 4500 6600 _ - Vor — — 2N3821 2N3822 Input Cipicitance IVQS - '5 Vdc. VQS - 0, 1 - 10 MHil Rtvtrst Triniltr Cipacit«nc« IVDS • '5 Vdc. V GS - 0, 1 • 1.0 MH«I i 2N3821 2N3822 Cits '0 20 60 i 1 umhos of pF Cr,, 2N382I 2N3822 — — 30 3.0 2N3824 - 3.0 Chtncttrlitk : i Symbol Mln NF — Unit FUNCTIONAL CHARACTERISTICS None Figuro (VQS - i6Vde, VQS - 0. RS - LOfnegohm, 1 - tO Hi, Noiu Bindwidth • S.O Htl Egu-viUni Input Noiu Voltigt IVOS . 16 Vdc, VQS • 0. 1 • 10 Hi, Noitt Bandwidth • 6.0 Mil 111 Pulte T»t: PulM Width K 100 mi, Duly Cycle * 10%. 6.0 dB 200 nv'Hi1^ 2N3821, 2N3822 *n 2N3821, 2N3822