START405TR

START405 NPN Silicon RF Transistor • LOW NOISE FIGURE: NFmin = 1.1dB @ 1.8GHz, 2mA, 2V • COMPRESSION P1dB = 5dBm @ 1.8GHz, 5mA, 2V • TRANSITION FREQUENCY 42GHz • LOW CURRENT CONSUMPTION • ULTRA MINIATURE SOT343 PACKAGE SOT343 (SC70) ORDER CODE START405TR DESCRIPTION The START405 is a member of the START family that provide the state of the art of RF silicon process to the market. Manufacturated in the third generation of ST proprietary bipolar process, it offers the best mix of gain and NF for given breakdown voltage(BVceo). It offers performance level only archived with GaAs products before. ) s ( ct ABSOLUTE MAXIMUM RATINGS Symbol BRANDING 405 c u d ) s t( o r P APPLICATIONS • LNA FOR GSM/DCS, DECT, PCS, PCN, CDMA, W-CDMA e t le • GENERAL PURPOSE 500MHz-5GHz o s b O - Parameter u d o Value Unit 4.5 V Vceo Collector emitter voltage Vcbo Collector base voltage 15 V Vebo Emitter base voltage 1.5 V Collector current 10 mA 1 mA 45 mW Ic r P e t e l o Ib Base current Ptot Total dissipation, Ts = TBD Tstg Storage temperature s b O Tj Max. operating junction temperature -65 to 150 o 150 o C C ABSOLUTE MAXIMUM RATINGS Rthjs July, 3 2002 Thermal Resistance Junction soldering point 270 o C/W 1/7 START405 ELECTRICAL CHARACTERISTICS (Tj=25 oC,unless otherwise specified) Symbol Parameter Test Conditions Max. Unit Icbo Collector cutoff current Vcb =5V, Ie = 0A Min. Typ. 150 nA Iebo Emitter-base cutoff current Veb = 1.5V, Ic = 0A 15 µA Hfe DC current gain Ic = 5mA, Vce = 4V 160 NFmin Minimim noise figure Ic = 2mA, Vce = 2V, f = 1.8GHz 1.1 dB Ga NFmin associated gain Ic = 2mA, Vce = 2V, f = 1.8GHz 19 dB Insertion power gain Ic = 5mA, Vce = 2V, f = 1.8GHz 17.4 dB |S21|2 (1) Maximum stable gain Ic = 5mA, Vce = 2V, f = 1.8GHz 24.2 dB P-1dB 1dB compression point Ic = 5mA,Vce = 2V, f = 1.8GHz 5 dBm OIP3 Ouput third order intercept point Ic = 5mA,Vce = 2V, f = 1.8GHz 15 dBm Gms Note(1): Gms = | S21 / S12 | c u d PINOUT 4 PIN CONNECTION 3 Top view 1 2 u d o r P e s b O 2/7 1 BASE 2,4 ) s ( ct t e l o Description e t le 3 SOT343 o r P Pin No. o s b O - COLLECTOR EMITTER ) s t( START405 SPICE PARAMETERS (Gummel-Poon Model, Berkley-SPICE 2G.6 Syntax) TRANSISTOR CHIP DATA Symbol Value Symbol Value Symbol Value TMEAS 27.0 FC 0.5 XJBC 0.3 IS 1.9E-17 EG 1.12 XTI 3.57 ISE 1.58E-13 NF 1 BF 340 NR 1 NE 2.711 VAF 79 ISC 7.40E-17 BR 8.59 VAR 2.35 IKF {0.151*((T(oC)+273.15)/ 300.15)^(-1.774)} NC 1.312 TF 4.1E-12 TR 7E-10 PTF 38 VTF 14.7 XTF 42 ITF 0.42 MJE 0.414 RB 34.07 RBM 6.1 MJC 0.266 RC 7.9 RE 1.25 MJS 0.22 CJE 111E-15 VJE 1.1 IKR 2.29E-3 CJC 53E-15 VJC 0.69 XTB -0.744 CJS 33E-15 VJS 0.4 c u d PACKAGE EQUIVALENT CIRCUIT C2 C=5 fF B . L4 L=0.6 nH . L3 B’ L=0.35 nH Transistor Chip C’ e t . le L5 o s b O - L=0.3 nH ) s t( o r P L6 L=0.6 nH . C E’ L=0.3 nH L1 ) . s ( ct u d o C1 C3 C=430 fF C=300 fF r P e L2 L=0.15 nH . t e l o E In order to avoid high complexity of the package equivalent circuit, the two emitter leads of SOT-343 package are combined in one electrical connection. s b O FOR MORE ACCURACY SIMULATION IN SATURATION REGION : Adding the 5 Spice parameters showed in Table A and using ST Spice Library (available on request) you can achieve a more accuracy simulation in the saturation region. ST Spice library is compatible with following simulators: ELDO MENTOR (any version), SPECTRE CADENCE (any version), ADS (version 2001 only). Table A (Spice Parameters extracted in saturation region) RW Vjj ENP VRP RP 2.594 0.769 2.045 {8.67*((TEMPER+273.15)/300.15)^(0.839)} 1.00E-6 3/7 START405 COMMON EMITTER S-PARAMETERS ( VCE = 2V, IC = 5mA ) FREQ IS11I S11∠Φ IS21I S21∠Φ IS12I S12∠Φ IS22I S22∠Φ (MHz) 0.1 0.5 0.9 1 1.5 1.8 2 2.5 3 3.5 4 0.903 0.882 0.825 0.809 0.713 0.674 0.642 0.579 0.523 0.462 0.372 -5 -23 -38 -41 -53 -58 -61 -64 -64 -67 -78 12.29 10.96 9.71 9.42 8.11 7.43 6.99 6.01 5.12 4.31 3.48 176 174 174 175 177 180 178 172 164 156 146 0.007 0.014 0.021 0.022 0.027 0.028 0.028 0.028 0.030 0.039 0.065 95 97 98 99 107 114 122 148 175 131 94 0.991 0.971 0.918 0.906 0.850 0.829 0.820 0.815 0.815 0.787 0.644 -2 -11 -19 -20 -24 -27 -28 -30 -31 -35 -41 c u d e t le ) s ( ct u d o r P e t e l o s b O 4/7 o s b O - o r P ) s t( START405 TAPE & REEL DIMENSIONS mm MIN. TYP. MAX A 178.5 179 179.5 C 12.8 13.0 13.5 D 20.2 N 54.5 55 55.5 T 14.4 Ao 2.25 Bo 2.7 Ko 1.2 Po 3.8 (cumulative 10 Po) P 4.0 4.2 (cumulative 10 Po) 4.0 c u d e t le ) s ( ct ) s t( o r P o s b O - u d o r P e t e l o s b O DEVICE ORIENTATION TOP VIEW 405 405 405 END VIEW 405 5/7 START405 PACKAGE DIMENSIONS SOT343 (SC-70 4 leads) 1.30 1.15-1.35 2.00-2.20 1.15 0.55-0.65 1.90-2.10 c u d 1.15-1.35 0.80-1.00 0.25-0.35 0.00-0.10 ) s ( ct u d o r P e t e l o s b O 6/7 so e t le b O - ) s t( o r P 0.45 0.10-0.20 START405 c u d e t le ) s ( ct ) s t( o r P o s b O - u d o r P e t e l o Information furnished is believed to be accurate and reliable. However, STMicroelectronics assumes no responsibility for the consequences of use of such information 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 STMicroelectronics. Specifications mentioned in this publication are subject to change without notice. This publication supersedes and replaces all information previously supplied. STMicroelectronics products are not authorized for use as critical components in life support devices or systems without express written approval of STMicroelectronics. s b O The ST logo is registered trademark of STMicroelectronics  2002 STMicroelectronics - All Rights Reserved All other names are the property of their respective owners. STMicroelectronics GROUP OF COMPANIES Australia - Brazil - Canada - China - Finland - France - Germany - Hong Kong - India - Israel - Italy - Japan Malaysia - Malta - Morocco - Singapore - Spain - Sweden - Switzerland - United Kingdom - U.S.A. http://www.st.com 7/7