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C4270 Dataheets PDF



Part Number C4270
Manufacturers Sanyo
Logo Sanyo
Description 2SC4270
Datasheet C4270 DatasheetC4270 Datasheet (PDF)

Ordering number:EN2971 NPN Epitaxial Planar Silicon Transistor 2SC4270 UHF Converter, Local Oscillator Applications Features · Small noise figure : NF=3.0dB typ (f=0.9GHz) · High power gain : PG=12dB typ (f=0.9GHz) · High cutoff frequency : fT=3.0GHz typ Package Dimensions unit:mm 2018B [2SC4270] 0.4 3 0.16 0~0.1 0.5 1.5 0.5 2.5 1 0.95 0.95 2 1.9 2.9 Specifications Absolute Maximum Ratings at Ta = 25˚C Parameter Collector-to-Base Voltage Collector-to-Emitter Voltage Emitter-to-B.

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Ordering number:EN2971 NPN Epitaxial Planar Silicon Transistor 2SC4270 UHF Converter, Local Oscillator Applications Features · Small noise figure : NF=3.0dB typ (f=0.9GHz) · High power gain : PG=12dB typ (f=0.9GHz) · High cutoff frequency : fT=3.0GHz typ Package Dimensions unit:mm 2018B [2SC4270] 0.4 3 0.16 0~0.1 0.5 1.5 0.5 2.5 1 0.95 0.95 2 1.9 2.9 Specifications Absolute Maximum Ratings at Ta = 25˚C Parameter Collector-to-Base Voltage Collector-to-Emitter Voltage Emitter-to-Base Voltage Collector Current Base Current Collector Dissipation Junction Temperature Storage Temperature Symbol VCBO VCEO VEBO IC IB PC Tj Tstg Electrical Characteristics at Ta = 25˚C Conditions Parameter Symbol Conditions Collector Cutoff Current Emitter Cutoff Current DC Current Gain Gain-Bandwidth Product Output Capacitance Reverse Transfer Capacitance Power Gain Noise Figure ICBO IEBO hFE fT Cob Cre PG NF VCB=20V, IE=0 VEB=2V, IC=0 VCE=10V, IC=5mA VCE=10V, IC=10mA VCB=10V, f=1MHz VCB=10V, f=1MHz VCE=10V, IC=10mA, f=0.9GHz VCE=10V, IC=3mA, f=0.9GHz * : The 2SC4270 is classified by 5mA hFE as follows : 40 2 80 60 3 120 100 4 200 0.8 1.1 1 : Base 2 : Emitter 3 : Collector SANYO : CP Ratings 25 15 3 50 20 250 150 –55 to +150 Unit V V V mA mA mW ˚C ˚C Ratings min typ 40* 1.5 3.0 0.7 0.45 12 3.0 max 0.1 10 200* 1.0 (Note) Marking : KT hFE rank : 2, 3, 4 Unit µA µA GHz pF pF dB dB Any and all SANYO products described or contained herein do not have specifications that can handle applications that require extremely high levels of reliability, such as life-support systems, aircraft’s control systems, or other applications whose failure can be reasonably expected to result in serious physical and/or material damage. Consult with your SANYO representative nearest you before using any SANYO products described or contained herein in such applications. SANYO assumes no responsibility for equipment failures that result from using products at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges,or other parameters) listed in products specifications of any and all SANYO products described or contained herein. SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquaters TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110-8534 JAPAN D1598HA (KT)/6069MO, TS No.2971–1/4 PG, NF Test Circuit 2SC4270 900MHz C1 ~5pF C2 ~10pF C3 ~10pF C4 ~10pF C5 ~10pF L1 W ≈ 1.5mm, l ≈ 25mm Strip line L2 W ≈ 4mm, l ≈ 25mm Strip line L3 0.5φ, l ≈ 40mm CH 2t+bead core No.2971–2/4 2SC4270 S parameter No.2971–3/4 S parameter (Common emitter) VCE=10V, IC=5mA, ZO=50Ω Freq (MHz) 100 | S11 | 0.771 ∠ S11 –35.1 200 0.613 –64.7 400 0.429 –110.7 600 0.361 –133.5 800 0.355 –148.4 900 0.331 –153.7 1000 0.328 –158.9 1200 0.326 –167.9 2SC4270 | S21 | 8.763 7.004 4.882 3.471 2.693 2.450 2.236 1.932 ∠ S21 147.2 127.6 103.1 90.5 81.6 78.9 75.5 69.9 | S12 | 0.027 0.043 0.061 0.075 0.091 0.100 0..


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