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DISCRETE SEMICONDUCTORS DATA SHEET BF1105; BF1105R; BF1105WR N-channel dual-gate MOS-FETs Product specification Supersedes data of 1997 Dec 01 File under Discrete Semiconductors, SC07 1997 Dec 02 Philips Semiconductors Product specification N-channel dual-gate MOS-FETs FEATURES * Short channel transistor with high forward transfer admittance to input capacitance ratio * Low noise gain controlled amplifier up to 1 GHz. * Internal self-biasing circuit to ensure good cross-modulation performance during AGC and good DC stabilization. APPLICATIONS * VHF and UHF applications with 5 V supply voltage, such as television tuners and professional communications equipment. page BF1105; BF1105R; BF1105WR PINNING PIN 1 2 3 4 DESCRIPTION source drain gate 2 gate 1 Top view MSB035 handbook, 2 columns 3 4 2 1 BF1105R marking code: NAp. Fig.2 Simplified outline (SOT143R). 4 3 alfpage 3 4 DESCRIPTION Enhancement type N-channel field-effect transistor with source and substrate interconnected. Integrated diodes between gates and source protect against excessive input voltage surges. The BF1105, BF1105R and BF1105WR are encapsulated in the SOT143B, SOT143R and SOT343R plastic packages respectively. QUICK REFERENCE DATA SYMBOL VDS ID Ptot yfs Cig1-ss Crss F Xmod Tj PARAMETER drain-source voltage drain current total power dissipation forward transfer admittance input capacitance at gate 1 reverse transfer capacitance noise figure cross-modulation operating junction temperature CAUTION This product is supplied in anti-static packing to prevent damage caused by electrostatic discharge during transport and handling. For further information, refer to Philips specs.: SNW-EQ-608, SNW-FQ-302A and SNW-FQ-302B. f = 1 MHz f = 800 MHz Tamb 80 C CONDITIONS MIN. - - - 25 - - - - TYP. - - - 31 2.2 25 1.7 - - MAX. 7 30 200 - 2.7 40 2.5 - 150 UNIT V mA mW mS pF fF dB dBV C 1 Top view 2 MSB014 2 Top view 1 MSB842 BF1105 marking code: NEp. BF1105WR marking code: NA. Fig.1 Simplified outline (SOT143B). Fig.3 Simplified outline (SOT343R). input level for k = 1% at 40 dB AGC 100 1997 Dec 02 2 Philips Semiconductors Product specification N-channel dual-gate MOS-FETs LIMITING VALUES In accordance with the Absolute Maximum Rating System (IEC 134). SYMBOL VDS ID IG1 IG2 Ptot Tstg Tj Note 1. Device mounted on a printed-circuit board. PARAMETER drain-source voltage drain current gate 1 current gate 2 current total power dissipation storage temperature operating junction temperature BF1105; BF1105R; BF1105WR CONDITIONS - - - - Tamb 80 C; note 1; see Fig.4 - MIN. 7 MAX. V 30 10 10 200 +150 +150 UNIT mA mA mA mW C C -65 - MGM243 handbook, halfpage 250 Ptot (mW) 200 150 100 50 0 0 40 80 120 160 Tamb (C) Fig.4 Power derating curve. 1997 Dec 02 3 Philips Semiconductors Product specification N-channel dual-gate MOS-FETs THERMAL CHARACTERISTICS SYMBOL Rth j-a Rth j-s Note 1. Device mounted on a printed-circuit board. STATIC CHARACTERISTICS Tj = 25 C unless otherwise specified. SYMBOL V(BR)DSS PARAMETER drain-source breakdown voltage PARAMETER thermal resistance from junction to ambient in free air thermal resistance from junction to soldering point BF1105; BF1105R; BF1105WR CONDITIONS note 1 VALUE 350 200 UNIT K/W K/W CONDITIONS VG1-S = VG2-S = 0; ID = 10 A MIN. 7 7 7 0.3 8 - - TYP. - - - 0.8 - - - MAX. - - - 1.2 16 50 20 UNIT V V V V mA nA nA V(BR)G1-SS gate 1-source breakdown voltage VG2-S = 0; ID = 0; IG1-S = 10 A V(BR)G2-SS gate 2-source breakdown voltage VG1-S = VDS = 0; IG2-S = 10 A VG2-S (th) IDSX IG1-SS IG2-SS gate 2-source threshold voltage self-biasing drain current gate 1 cut-off current gate 2 cut-off current VG1-S = 5 V; VDS = 5 V; ID = 20 A VG2-S = 4 V; VDS = 5 V VG1-S = 5 V; VG2-S = 0; ID = 0 VG1-S = VDS = 0; VG2-S = 4 V DYNAMIC CHARACTERISTICS Common source; Tamb = 25 C; VG2-S = 4 V; VDS = 5 V; self-biasing current; unless otherwise specified. SYMBOL yfs Cig1-ss Cig2-ss Coss Crss F Gp PARAMETER forward transfer admittance input capacitance at gate 1 input capacitance at gate 2 output capacitance noise figure power gain f = 1 MHz f = 1 MHz f = 1 MHz f = 800 MHz; YS = YS opt GS = 2 mS; BS = BS opt; GL = 0.5 mS; BL = BL opt; f = 200 MHz; see Fig.16 GS = 3.3 mS; BS = BS opt; GL = 1 mS; BL = BL opt; f = 800 MHz; see Fig.17 Xmod cross-modulation input level for k = 1% at 0 dB AGC; fw = 50 MHz; funw = 60 MHz; see Fig.18 input level for k = 1% at 40 dB AGC; fw = 50 MHz; funw = 60 MHz; see Fig.18 CONDITIONS pulsed; Tj = 25 C MIN. 25 - - - - - - - 85 100 TYP. 31 2.2 1.6 1.2 25 1.7 38 20 - - MAX. - 2.7 - - 40 2.5 - - - - UNIT mS pF pF pF fF dB dB dB dBV dBV reverse transfer capacitance f = 1 MHz 1997 Dec 02 4 Philips Semiconductors Product specification N-channel dual-gate MOS-FETs BF1105; BF1105R; BF1105WR handbook, halfpage 25 MGM244 ID (mA) VG1 = 1.7 V handbook, halfpage 40 MGM245 ID (mA) 30 VG2-S = 4 V 3.5 V 3V 2.5 V 20 1.6 V 1.5 V 15 1.4 V 10 1.3 V 2V 1.2 V 5 1.1 V 1.5 V 1V 0 0 2 4 6 VDS (V) 8 0 0 0.5 1 1.5 2 1V 2.5 VG1 (V) 10 20 VG2-S = 4 V. Tj = 25 C. VDS = 5 V. Tj = 25 C. Fig.5 Output characteristics; typical values. Fig.6 Transfer characteristics; typical values. MGM246 handbook, halfpage 40 handbook, halfpage 16 MGM247 yfs (mS) 30 VG2-S = 4 V 3.5 V ID (mA) 12 (1) (2) (3) 3V 20 8 (4) (5) 10 4 2V 0 0 10 20 2.5 V 0 ID (mA) 30 0 1 2 3 4 5 VG2-S (V) VDS = 5 V. Tj = 25 C. (1) VDS = 5 V. (2) VDS = 4.5 V. (3) VDS = 4 V. (4) VDS = 3.5 V. (5) VDS = 3 V. Fig.7 Forward transfer admittance as a function of drain current; typical values. Fig.8 Drain current as a function of gate 2 voltage; typical values. 1997 Dec 02 5 Philips Semiconductors Product specification N-channel dual-gate MOS-FETs BF1105; BF1105R; BF1105WR fMGM248 handbook, halfpage 16 MGM249 handbook, halfpage 16 ID (mA) 12 ID (mA) 12 8 8 4 4 0 0 2 4 6 VDS (V) 8 0 -8 -6 -4 -2 IG1 (A) 0 VG2-S = 4 V. Tj = 25 C. VDS = 5 V; VG2-S = 4 V; Tj = 25 C. Fig.9 Drain current as a function of drain-source voltage; typical values. Fig.10 Drain current as a function of gate 1 current; typical values. MGM250 handbook, halfpage 110 Vunw (dBV) 100 90 80 0 20 40 60 gain reduction (dB) VDS = 5 V; VG2nom = 4 V; IDnom = Iself bias; fw = 50 MHz; funw = 60 MHz; Tamb = 25 C. Fig.11 Unwanted voltage for 1% cross-modulation as a function of gain reduction; typical values (see Fig.18). 1997 Dec 02 6 Philips Semiconductors Product specification N-channel dual-gate MOS-FETs BF1105; BF1105R; BF1105WR 102 handbook, halfpage yis (mS) 10 MGM251 103 handbook, halfpage |yrs| (S) 102 rs MGM252 -103 rs (deg) -102 bis 1 |yrs| 10-1 gis 10 -10 10-2 10 102 f (MHz) 103 1 10 102 f (MHz) -1 103 VDS = 5 V; VG2-S = 4 V. ID = 12 mA; Tamb = 25 C. VDS = 5 V; VG2-S = 4 V. ID = 12 mA; Tamb = 25 C. Fig.12 Input admittance as a function of frequency; typical values. Fig.13 Reverse transfer admittance and phase as a function of frequency; typical values. 102 handbook, halfpage |yfs| (mS) |yfs| MGM253 -102 fs (deg) MGM254 handbook, halfpage 10 yos (mS) 1 bos 10 -10 gos 10-1 fs 1 10 102 f (MHz) -1 103 10-2 10 102 f (MHz) 103 VDS = 5 V; VG2-S = 4 V. ID = 12 mA; Tamb = 25 C. VDS = 5 V; VG2-S = 4 V. ID = 12 mA; Tamb = 25 C. Fig.14 Forward transfer admittance and phase as a function of frequency; typical values. Fig.15 Output admittance as a function of frequency; typical values. 1997 Dec 02 7 Philips Semiconductors Product specification N-channel dual-gate MOS-FETs BF1105; BF1105R; BF1105WR handbook, full pagewidth VAGC 1 nF VDS 1 nF 2 H 1 nF 1 nF 47 k L2 D BF1105 BF1105R BF1105WR S 10 pF output 50 1 nF 5.5 pF input 50 G2 G1 C1 L1 1 nF 15 pF BB405 330 k 1 nF Vtun input BB405 330 k 1 nF Vtun output MGM255 VDS = 5 V, GS= 2 mS, GL = 0.5 mS, f = 200 MHz. L1 = 45 nH, 4 turns, internal diameter = 4 mm, 0.8 mm copper wire. L2 = 160 nH, 3 turns, internal diameter = 8 mm, 0.8 mm copper wire; tapped at approximately half a turn from the cold side, to set GL = 0.5 mS. C1 adjusted for GS = 2 mS. Fig.16 Gain test circuit. handbook, full pagewidth VAGC 1 nF VDS 1 nF 47 k input 50 1 nF ,,, 1 nF L1 2 to 18 pF G2 G1 BF1105 BF1105R BF1105WR D S 0.5 to 3.5 pF ,,,, ,,,, L3 L2 0.5 to 3.5 pF 1 nF output 50 4 to 40 pF MGM256 VDS = 5 V, GS= 3.3 mS, GL = 1 mS, f = 800 MHz. L1 = 2 cm, silvered 0.8 mm copper wire 4 mm above ground plane. L2 = 2 cm, silvered 0.8 mm copper wire 4 mm above ground plane. L3 = 11 turns 0.5 mm copper wire without spacing, internal diameter = 3 mm, L = approx. 200 nH. Fig.17 Gain test circuit. 1997 Dec 02 8 Philips Semiconductors Product specification N-channel dual-gate MOS-FETs BF1105; BF1105R; BF1105WR handbook, full pagewidth VG2 VDS 4.7 nF 10 k 4.7 nF 10 nF Rgen 50 Vi 50 47 H D S 10 nF G2 BF1105 BF1105R G1 BF1105WR R1 = 50 MGM257 Fig.18 Cross-modulation test set-up. Table 1 f (MHz) 50 100 200 300 400 500 600 700 800 900 1000 Table 2 Scattering parameters: VDS = 5 V; VG2-S = 4 V; ID = 12 mA S11 MAGNITUDE (ratio) 0.994 0.991 0.982 0.968 0.956 0.937 0.918 0.897 0.878 0.858 0.840 ANGLE (deg) -3.8 -7.5 -14.7 -21.7 -28.8 -35.4 -41.8 -48.1 -54.0 -59.9 -65.5 S21 MAGNITUDE (ratio) 3.060 3.047 3.004 2.932 2.896 2.815 2.735 2.651 2.575 2.482 2.396 ANGLE (deg) 175.4 170.9 162.1 153.4 145.3 137.1 129.2 121.5 114.0 106.5 99.5 S12 MAGNITUDE (ratio) 0.000 0.002 0.003 0.004 0.006 0.007 0.007 0.008 0.008 0.008 0.008 ANGLE (deg) 86.9 86.1 82.7 79.7 77.8 76.7 76.3 76.7 79.7 82.2 88.0 S22 MAGNITUDE (ratio) 0.985 0.983 0.980 0.976 0.972 0.967 0.961 0.955 0.948 0.941 0.935 ANGLE (deg) -2.1 -4.2 -8.3 -12.1 -16.2 -20.0 -23.7 -27.3 -30.9 -34.4 -37.9 Noise data: VDS = 5 V; VG2-S = 4 V; ID = 12 mA f (MHz) 800 Fmin (dB) 1.5 opt (ratio) 0.674 (deg) 39.7 Rn () 37.15 1997 Dec 02 9 Philips Semiconductors Product specification N-channel dual-gate MOS-FETs PACKAGE OUTLINES Plastic surface mounted package; 4 leads BF1105; BF1105R; BF1105WR SOT143B D B E A X y vMA HE e bp wM B 4 3 Q A A1 c 1 b1 e1 2 Lp detail X 0 1 scale 2 mm DIMENSIONS (mm are the original dimensions) UNIT mm A 1.1 0.9 A1 max 0.1 bp 0.48 0.38 b1 0.88 0.78 c 0.15 0.09 D 3.0 2.8 E 1.4 1.2 e 1.9 e1 1.7 HE 2.5 2.1 Lp 0.45 0.15 Q 0.55 0.45 v 0.2 w 0.1 y 0.1 OUTLINE VERSION SOT143B REFERENCES IEC JEDEC EIAJ EUROPEAN PROJECTION ISSUE DATE 97-02-28 1997 Dec 02 10 Philips Semiconductors Product specification N-channel dual-gate MOS-FETs BF1105; BF1105R; BF1105WR Plastic surface mounted package; reverse pinning; 4 leads SOT143R D B E A X y vMA HE e bp wM B 3 4 Q A A1 c 2 b1 e1 1 Lp detail X 0 1 scale 2 mm DIMENSIONS (mm are the original dimensions) UNIT mm A 1.1 0.9 A1 max 0.1 bp 0.48 0.38 b1 0.88 0.78 c 0.15 0.09 D 3.0 2.8 E 1.4 1.2 e 1.9 e1 1.7 HE 2.5 2.1 Lp 0.55 0.25 Q 0.45 0.25 v 0.2 w 0.1 y 0.1 OUTLINE VERSION SOT143R REFERENCES IEC JEDEC EIAJ EUROPEAN PROJECTION ISSUE DATE 97-03-10 1997 Dec 02 11 Philips Semiconductors Product specification N-channel dual-gate MOS-FETs BF1105; BF1105R; BF1105WR Plastic surface mounted package; reverse pinning; 4 leads SOT343R D B E A X y HE e vMA 3 4 Q A A1 c 2 wM B bp e1 b1 1 Lp detail X 0 1 scale 2 mm DIMENSIONS (mm are the original dimensions) UNIT mm A 1.1 0.8 A1 max 0.1 bp 0.4 0.3 b1 0.7 0.5 c 0.25 0.10 D 2.2 1.8 E 1.35 1.15 e 1.3 e1 1.15 HE 2.2 2.0 Lp 0.45 0.15 Q 0.23 0.13 v 0.2 w 0.2 y 0.1 OUTLINE VERSION SOT343R REFERENCES IEC JEDEC EIAJ EUROPEAN PROJECTION ISSUE DATE 97-05-21 1997 Dec 02 12 Philips Semiconductors Product specification N-channel dual-gate MOS-FETs DEFINITIONS Data Sheet Status Objective specification Preliminary specification Product specification Limiting values BF1105; BF1105R; BF1105WR This data sheet contains target or goal specifications for product development. This data sheet contains preliminary data; supplementary data may be published later. This data sheet contains final product specifications. Limiting values given are in accordance with the Absolute Maximum Rating System (IEC 134). Stress above one or more of the limiting values may cause permanent damage to the device. These are stress ratings only and operation of the device at these or at any other conditions above those given in the Characteristics sections of the specification is not implied. Exposure to limiting values for extended periods may affect device reliability. Application information Where application information is given, it is advisory and does not form part of the specification. LIFE SUPPORT APPLICATIONS These products are not designed for use in life support appliances, devices, or systems where malfunction of these products can reasonably be expected to result in personal injury. Philips customers using or selling these products for use in such applications do so at their own risk and agree to fully indemnify Philips for any damages resulting from such improper use or sale. 1997 Dec 02 13 Philips Semiconductors Product specification N-channel dual-gate MOS-FETs NOTES BF1105; BF1105R; BF1105WR 1997 Dec 02 14 Philips Semiconductors Product specification N-channel dual-gate MOS-FETs NOTES BF1105; BF1105R; BF1105WR 1997 Dec 02 15 Philips Semiconductors - a worldwide company Argentina: see South America Australia: 34 Waterloo Road, NORTH RYDE, NSW 2113, Tel. +61 2 9805 4455, Fax. +61 2 9805 4466 Austria: Computerstr. 6, A-1101 WIEN, P.O. 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VB, Tel. +31 40 27 82785, Fax. +31 40 27 88399 New Zealand: 2 Wagener Place, C.P.O. Box 1041, AUCKLAND, Tel. +64 9 849 4160, Fax. +64 9 849 7811 Norway: Box 1, Manglerud 0612, OSLO, Tel. +47 22 74 8000, Fax. +47 22 74 8341 Philippines: Philips Semiconductors Philippines Inc., 106 Valero St. Salcedo Village, P.O. Box 2108 MCC, MAKATI, Metro MANILA, Tel. +63 2 816 6380, Fax. +63 2 817 3474 Poland: Ul. Lukiska 10, PL 04-123 WARSZAWA, Tel. +48 22 612 2831, Fax. +48 22 612 2327 Portugal: see Spain Romania: see Italy Russia: Philips Russia, Ul. Usatcheva 35A, 119048 MOSCOW, Tel. +7 095 755 6918, Fax. +7 095 755 6919 Singapore: Lorong 1, Toa Payoh, SINGAPORE 1231, Tel. +65 350 2538, Fax. +65 251 6500 Slovakia: see Austria Slovenia: see Italy South Africa: S.A. PHILIPS Pty Ltd., 195-215 Main Road Martindale, 2092 JOHANNESBURG, P.O. Box 7430 Johannesburg 2000, Tel. +27 11 470 5911, Fax. +27 11 470 5494 South America: Al. Vicente Pinzon, 173, 6th floor, 04547-130 SAO PAULO, SP, Brazil, Tel. +55 11 821 2333, Fax. +55 11 821 2382 Spain: Balmes 22, 08007 BARCELONA, Tel. +34 3 301 6312, Fax. +34 3 301 4107 Sweden: Kottbygatan 7, Akalla, S-16485 STOCKHOLM, Tel. +46 8 632 2000, Fax. +46 8 632 2745 Switzerland: Allmendstrasse 140, CH-8027 ZURICH, Tel. +41 1 488 2686, Fax. +41 1 481 7730 Taiwan: Philips Semiconductors, 6F, No. 96, Chien Kuo N. Rd., Sec. 1, TAIPEI, Taiwan Tel. +886 2 2134 2865, Fax. +886 2 2134 2874 Thailand: PHILIPS ELECTRONICS (THAILAND) Ltd., 209/2 Sanpavuth-Bangna Road Prakanong, BANGKOK 10260, Tel. +66 2 745 4090, Fax. +66 2 398 0793 Turkey: Talatpasa Cad. No. 5, 80640 GULTEPE/ISTANBUL, Tel. +90 212 279 2770, Fax. +90 212 282 6707 Ukraine: PHILIPS UKRAINE, 4 Patrice Lumumba str., Building B, Floor 7, 252042 KIEV, Tel. +380 44 264 2776, Fax. +380 44 268 0461 United Kingdom: Philips Semiconductors Ltd., 276 Bath Road, Hayes, MIDDLESEX UB3 5BX, Tel. +44 181 730 5000, Fax. +44 181 754 8421 United States: 811 East Arques Avenue, SUNNYVALE, CA 94088-3409, Tel. +1 800 234 7381 Uruguay: see South America Vietnam: see Singapore Yugoslavia: PHILIPS, Trg N. Pasica 5/v, 11000 BEOGRAD, Tel. +381 11 625 344, Fax.+381 11 635 777 For all other countries apply to: Philips Semiconductors, International Marketing & Sales Communications, Building BE-p, P.O. Box 218, 5600 MD EINDHOVEN, The Netherlands, Fax. +31 40 27 24825 (c) Philips Electronics N.V. 1997 Internet: http://www.semiconductors.philips.com SCA56 All rights are reserved. Reproduction in whole or in part is prohibited without the prior written consent of the copyright owner. The information presented in this document does not form part of any quotation or contract, is believed to be accurate and reliable and may be changed without notice. No liability will be accepted by the publisher for any consequence of its use. Publication thereof does not convey nor imply any license under patent- or other industrial or intellectual property rights. Printed in The Netherlands 117067/00/03/pp16 Date of release: 1997 Dec 02 Document order number: 9397 750 03136 |
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