SD2943 STMicroelectronics, SD2943 Datasheet
SD2943
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SD2943
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SD2943 Summary of contents
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... LOWER JUNCTION TEMPERATURES GOLD METALLIZATION EXCELLENT THERMAL STABILITY COMMON SOURCE CONFIGURATION Description The SD2943 is a gold metallized N-Channel MOS field-effect RF power transistor intended for use large signal applications up 150 MHz. SD2943 offers a 20% higher power saturation than SD2933 idea for ISM applications where reliability and ruggedness are critical factors ...
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... Contents 1 Electrical Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 1.1 Maximum Rating . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 1.2 Thermal Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 1.3 Electrical Characteristics (T 2 Impedance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 3 Typical Performance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 4 Test Circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 5 Mechanical Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 6 Revision History . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 2/14 = 25° CASE SD2943 ...
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... SD2943 1 Electrical Data 1.1 Maximum Rating Table 1. Absolute Maximum Rating (T Symbol (1) Drain Source Voltage V (BR)DSS (2) Drain-Gate Voltage (R V DGR V Gate-Source Volatge GS I Drain Current D P Power Dissipation DISS T Max. Operating Junction Temperature j E Avalanche Energy, Single Pulse (I AS (2) Avalanche Energy, Repetitive ...
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... MHz DS Test Conditions MHz 350 MHz OUT = = 350 MHz OUT 350 MHz OUT = Value 10 ÷ 10.99 11 ÷ 11.99 12 ÷ 12.99 13 ÷ 13.99 14 ÷ 14.99 15 ÷ 15.99 16 ÷ 16.99 17 ÷ 18 SD2943 Min. Typ. Max. Unit 130 V μA 200 500 mho 830 pF 470 pF ...
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... SD2943 2 Impedance Figure 1. Impedance Data Schematic Typical Input Impedance G Table 6. Impedance Data f 30 MHz 108 MHz 175 MHz (Ω 2.9 1 2.4 1 2.2 2 Impedance Z DL Typical Drain Load Impedance Z (Ω 2.3 1 1.4 1.7 +j 1.6 5/14 ...
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... Tc, CASE TEMPERATURE (ºC) 6/14 Figure 3. 40 Vds = CISS 30 COSS CRSS 10 5 Freq = 1 MHz 0.33 Id 0. 0.31 Id 0.3 0.29 0. 0.27 Id Id=. 100 25 Drain Current Vs Gate Voltage Tc = +20 º +80 º -20 º Vgs (V) Max. Therm. Resist. Vs Case Temp Tc, CASE TEMPERATURE (°C) SD2943 ...
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... SD2943 Figure 6. Pout Vs Input Power & Drain Voltage Figure 7. 500 450 400 350 300 250 200 150 100 50 0 0.0 0.5 1.0 1.5 Pin (W) Table 7. Efficiency Vs Pout 100 150 200 250 Pout (W) 500 450 400 Vdd = 50 V 350 300 Vdd = 40 V 250 ...
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... Figure 10. Pout Vs Drain Voltage 440 Tc = -20 ºC Freq = 30 MHz 400 Idq = 250mA 360 320 280 Tc = +80 ºC 240 200 160 Freq = 30 MHz Pin = 1.1 W 120 Vdd = 50 V Idq = 250 1.5 2 2.5 3 3.5 Pin = 2.2 W Pin = 1.1 W Pin = 0. Vdd (V) SD2943 50 52 ...
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... SD2943 4 Test Circuit Figure 11. 30 MHz Test Circuit Schematic Note: 1 Dimension at component symbol are reference for component placement. 2 Gap between group and trasmission files are 0.056[1.42] typ. 3 Transmission lime are not 1:1 scale. 4 Input and output trasmission line are 50 Ω 4 Test Circuit ...
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... TURN AIR-WOUND 16 AWG ID = 0.219 [5.56] POLY-COATED MAGNET WIRE L2 1 3/4 TURN AIR-WOUND 12 AWG ID = 0.250 [6.34] BUS BAR WIRE RFC1,RFC2 3 TURNS 14 AWG WIRE THROUGH FAIR RITE TOROID FB1 SURFACE MOUNT EMI SHIELD BEAD FB2 TOROID PCB ULTRALAM 2000. 0.030” THK, 10/14 Description ε 2.55 BOTH SIDES SD2943 ...
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... SD2943 Figure 12. 30 MHz Test Circuit Photomaster Figure 13. 30 MHz Test Circuit 6.4 inches 4 Test Circuit 11/14 ...
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... Figure 14. M177 Package Dimensions 12/14 mm. TYP MAX. MIN. 5.97 0.225 6.96 0.265 22.10 0.860 28.96 1.130 14.10 0.545 0.18 0.003 2.74 0.098 4.32 0.150 7.11 28.45 1.080 16.13 0.625 SD2943 inch TYP MAX. 0.235 0.275 0.870 1.140 0.555 0.007 0.108 0.170 0.280 1.120 0.635 ...
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... SD2943 6 Revision History Date Revision 18-Oct-2005 1 04-Jan-2006 2 Description of Changes First Issue. Complete version 6 Revision History 13/14 ...
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