tSsmi-Conducto'i ZPtoctucta., 20 STERN AVE. SPRINGFIELD, NEW JERSEY 07081 U.S.A. TELEPHONE: (973) 376-2922 (212)227-6005 FAX: 1973) 376-8960 BFW10 BFW11 IU-72 (TO-ZO8A) 30JIB MAXIMUM RATINGS Rating Drain-Source Voltage Drain-Gete Voltage Reverse Gete-Source Voltage Forward Gata Current Symbol Value Unit VDS VDG 30 30 -30 10 300 Vdc Vdc Vdc mAdc mW 1.71 -65 to +150 mW/"C VGSR Total Device Dissipation 8 TA 26°C Derate above 2 5°C Operating and Storage Junction Temperature Range IGF PD Tj, Tjlg "'""Vlll/ JFET VHF/UHF AMPLIFIER N-CHANNEL - DEPLETION «c ELECTRICAL CHARACTERISTICS (TA - 26°c unless otherwise noted.) [ Symbol Characttrtatio L OFF CHARACTERISTICS Gate-Source Breakdown Voltage |lG = 10 uAdc. VDS " 0| Gate-Source Cutoff Voltage (VDS = 15 Vdc, ID = 0.5 nAdc) Gate Reverse Current 1 Mln Gate-Source Voltage IVDS - IB Vdc, ID = 400 |iAdcl Gate-Source Voltage (VDS -15 Vdc, ID - 50 MAdc) ON CHARACTERISTICS Typ | Max | Unit — — Vdc — — 8 Vdo IGSS — — 0.1 nAdc VGS 2 — 7.5 Vdc VQS 1.25 — 4 Vdc loss 8 4 — 20 10 mAdc Yfs 3.6 3.0 — YOB — 6.6 6.5 85 60 mmhos — Clss -~ — 5.O PF pF nVQS(off) (VGS - 20 vdc, VDS = 01 | 30 V(BR|GSS BFW10 BFW11 '" Lu™ / e I BFW10 BFWII Zero-Gate Voltage Drain Current BFW10 (Vos - 15 Vdc, VQS - 0) BFW1 1 SMALL-SIQNAL CHARACTERISTICS Forward Transadmitta nee BFW10 BFW11 8FW10 BFW11 (VDS - 15 Vdc. VGS = 0. 1 = 1 kHz) Output Admittance (VDS = 15 Vdc. VQS = 0. f = 1.0 kHj) Input Capacitance (VDS - is vdc. VGS = ° vdc. f - 1.0 MHZ) Reverse Transfer Capacitance Crss — — 0.8 Yfs 3.2 — — mmhos en — — 75 nV/vfj5 NF — _ 2.5 JB (VDS = 16 Vdc, VGS = 0 Vdc. f •= 1.0 MHz) Forward Trensadmlttanca (Vos = 16 vdc, VGS - o, f - 200 MHZ) Equivalent Noise Voltage (VDS = 16 vdc. VGS - o, f - 25 HI) Noise Figure IVDS = 16 Vdc. VQS = 0 V. see Figures 1. 2. 31 limhos FIGURE 1 - 100 MHi and 400 MHz NEUTRALIZED TEST CIRCUIT Rftforanca Detignitlon 400MHz 1.8 PF 17 pF 1.0 PF C4 1-UpF C9 L2 1-12 pF C.001B/1F 0.0016 (IF 3.0 14H' 0.16 JlH* L3 0.14 /<H' O.B-B.OpF 0.8-B.OpF 0.001 UF 0.001 IIP 0.2|iH»» 0.03 pH" 0.032 MH * • ei TO soon C2 C3 eg * l o - 5.0mA C7 LI Adlui) VQ S for 10- fiomA Vos< 0 Volw Thn nolM tourM it • hot-cold body (AIL tYP* 70 or .quiu.l.nll with • t«itrBeeiv*f (AIL typ* 136 or •qulvatontt. 17 turn*, (approx. - d«p*ndt upon circuit layout) AYVO #2fl •nirrwlvd coppor wlra, cloM wound on 9/32" cframlc coll fcrrpir Tuning provided by a powdirtd iron »lug. A-l/2 lumi, AWG #1H «nam«led coopvr wtra. 6/16" long. 3/B" I.D. (AIR CORE). 31/2 tumt, AWO #18 «o«m»l«<t cappar wJra. 1/d" long, 3/8" I.O. (AIR CORE), VALUE 100MHz 7.0 pF 1000 DF 3.Off 6 turnt, lipprox. — d«p»ndi upon circuit layout) AWO #24 •n*m«l«d copper wir*. ctot* ovound on 7/37" car»mie edil form. Tuning provided by an •lumlnum ilug. 1 turn, AWQ #16 enameled topper wire, 3/8" I.D. (AIR CORE). 1/3 turn. AWO #16 •normled copp.r wire. 1/4" I.D. (AIR cone), NJ Semi-Conductors reserves the right to change test conditions, parameters limits and package dimensions without notice information famished by NJ Semi-Conductors is believed to be both accurate and reliable at the time of going to press. However NJ Semi-Conductors assumes no responsibility for any errors or omissions discovered in its use NJ Semi-Conductors encourages customers to verify that datasheets are current before placing orders. Quality Semi-Conductors