2SC4261

INCHANGE Semiconductor isc RF Product Specification isc Silicon NPN RF Transistor 2SC4261 DESCRIPTION ·Low Noise ·High Gain APPLICATIONS ·Designed for use in UHF local oscillator. ABSOLUTE MAXIMUM RATINGS(Ta=25℃) SYMBOL PARAMETER VALUE UNIT VCBO Collector-Base Voltage 25 V VCEO Collector-Emitter Voltage 15 V VEBO Emitter-Base Voltage 3.0 V IC Collector Current-Continuous 50 mA PC Collector Power Dissipation @TC=25℃ 0.1 W TJ Junction Temperature 150 ℃ Tstg Storage Temperature Range -55~150 ℃ isc Website：www.iscsemi.cn INCHANGE Semiconductor isc RF Product Specification isc Silicon NPN RF Transistor ELECTRICAL CHARACTERISTICS TC=25℃ unless otherwise specified SYMBOL PARAMETER CONDITIONS MIN 2SC4261 TYP. MAX UNIT V(BR)CBO Collector-Base Breakdown Voltage IC= 10μA ; IE= 0 25 V μA μA μA ICBO Collector Cutoff Current VCB= 15V; IE= 0 VCE= 15V; RBE= ∞ 0.3 ICEO Collector Cutoff Current 10 IEBO Emitter Cutoff Current VEB= 3V; IC= 0 1.0 VCE(sat) hFE Collector-Emitter Saturation Voltage IC= 20mA ; IB= 4mA 0.3 V DC Current Gain IC= 5mA ; VCE= 5V 50 180 fT Current-Gain—Bandwidth Product IC= 20mA ; VCE= 5V 1.8 2.4 GHz COB Output Capacitance IE= 0 ; VCB= 10V;f= 1.0MHz 0.7 1.0 pF VOSC Oscillating output voltage IC= 5mA ; VCC= 5V; f= 930MHz 200 mV isc Website：www.iscsemi.cn 2 INCHANGE Semiconductor isc RF Product Specification isc Silicon NPN RF Transistor 2SC4261 isc Website：www.iscsemi.cn INCHANGE Semiconductor isc RF Product Specification isc Silicon NPN RF Transistor S-PARAMETERS (Emitter Common) Test Condition VCE = 5V, 100MHz to 1000MHz (100 MHz Step), ZO = 50Ω I C = 5 mA IC = 10 mA 2SC4261 isc Website：www.iscsemi.cn 4 INCHANGE Semiconductor isc RF Product Specification isc Silicon NPN RF Transistor S-PARAMETERS (Emitter Common) VCE = 5 V, IC = 5 mA, ZO = 50Ω Freque. MHz 100 200 300 400 500 600 700 800 900 1000 MAG. 0.718 0.549 0.439 0.381 0.351 0.340 0.337 0.337 0.343 0.359 2SC4261 S11 ANG. –44.8 –78.8 –102.0 –120.8 –135.5 –148.2 –157.8 –165.2 –173.1 –177.9 MAG. 12.498 9.123 6.788 5.348 4.396 3.732 3.240 2.875 2.575 2.355 S21 ANG. 144.9 122.0 108.4 99.3 92.4 86.7 81.7 77.3 73.4 70.0 MAG. 0.026 0.042 0.051 0.060 0.068 0.076 0.085 0.094 0.103 0.112 S12 ANG. 68.8 59.3 57.6 58.5 60.6 62.5 64.3 66.0 67.3 68.4 MAG. 0.895 0.756 0.671 0.626 0.600 0.582 0.569 0.558 0.547 0.538 S22 ANG. –14.6 –20.3 –21.3 –21.5 –21.8 –22.5 –23.3 –24.4 –25.8 –27.2 VCE = 5 V, IC = 10 mA, ZO = 50Ω Freque. MHz 100 200 300 400 500 600 700 800 900 1000 MAG. 0.553 0.401 0.337 0.314 0.313 0.314 0.327 0.335 0.349 0.354 S11 ANG. –65.2 –103.4 –127.4 –143.9 –155.7 –165.5 –172.2 –177.7 176.8 172.8 MAG. 17.540 11.066 7.723 5.939 4.816 4.052 3.496 3.090 2.753 2.515 S21 ANG. 133.2 111.3 99.9 92.5 86.7 81.8 77.6 73.8 70.1 67.0 MAG. 0.022 0.033 0.043 0.052 0.063 0.073 0.083 0.093 0.103 0.113 S12 ANG. 64.8 61.3 63.9 66.3 68.6 70.1 71.4 72.4 73.0 74.0 MAG. 0.809 0.659 0.598 0.570 0.555 0.545 0.536 0.530 0.523 0.516 S22 ANG. –18.0 –20.0 –18.6 –18.1 –18.2 –18.9 –19.9 –21.0 –22.4 –24.0 isc Website：www.iscsemi.cn INCHANGE Semiconductor isc RF Product Specification isc Silicon NPN RF Transistor Y-PARAMETERS (Emitter Common) VCE = 5 V, IC = 5 mA Freque. MHz 100 200 300 400 500 600 700 800 900 1000 MAG. 3.035 6.463 10.768 15.089 18.776 22.098 24.568 26.291 28.112 29.685 2SC4261 S11 ANG. 5.491 10.003 12.356 13.186 12.837 11.913 10.731 9.416 7.683 6.751 MAG. 152.256 131.145 103.025 77.334 55.039 37.290 22.802 11.686 2.225 –3.931 S21 ANG. –40.168 –71.318 –90.187 –98.666 –99.977 –98.247 –93.799 –88.266 –82.972 –78.720 MAG. –0.005 –0.015 –0.036 –0.065 –0.090 –0.128 –0.163 –0.193 –0.260 –0.291 S12 ANG. –0.334 –0.679 –1.034 –1.397 –1.767 –2.134 –2.515 –2.890 –3.305 –3.746 MAG. 0.048 0.100 0.191 0.232 0.270 0.347 0.417 0.516 0.614 0.629 S22 ANG. 0.613 1.238 1.804 2.386 2.947 3.555 4.133 4.703 5.354 5.908 VCE = 5 V, IC = 10 mA Freque. MHz 100 200 300 400 500 600 700 800 900 1000 MAG. 5.903 11.583 16.546 20.055 22.491 24.417 26.086 27.193 28.543 28.955 S11 ANG. 7.347 10.820 10.993 10.038 8.943 7.556 6.620 5.569 4.340 3.253 MAG. 243.307 168.225 103.210 61.965 35.421 16.762 5.096 –3.874 –11.095 –15.953 S21 ANG. –103.091 –150.806 –155.623 –145.393 –131.365 –118.513 –107.291 –97.359 –88.952 –81.466 MAG. –0.008 –0.022 –0.045 –0.074 –0.093 –0.133 –0.155 –0.185 –0.248 –0.270 S12 ANG. –0.338 –0.682 –1.041 –1.387 –1.766 –2.138 –2.531 –2.923 –3.349 –3.737 MAG. 0.026 0.128 0.216 0.320 0.316 0.378 0.424 0.469 0.563 0.650 S22 ANG. 0.591 1.254 1.797 2.394 2.917 3.544 4.086 4.659 5.307 5.861 isc Website：www.iscsemi.cn 6