3SK294 TOSHIBA Field Effect Transistor Silicon N-Channel Dual Gate MOS Type 3SK294 TV Tuner, VHF RF Amplifier Application Unit: mm • Superior cross modulation performance • Low reverse transfer capacitance: Crss = 20 fF (typ.) • Low noise figure: NF = 1.4dB (typ.) Absolute Maximum Ratings (Ta = 25°C) Characteristics Symbol Rating Unit Drain-source voltage VDS 12.5 V Gate 1-source voltage VG1S ±8 V Gate 2-source voltage VG2S ±8 V Drain current ID 30 mA Drain power dissipation PD 100 mW Channel temperature Tch 125 °C Storage temperature range Tstg −55~125 °C 1.Drain 2.Source 3.Gate1 4.Gate2 USQ JEDEC ― Note: Using continuously under heavy loads (e.g. the application of high temperature/current/voltage and the significant change in JEITA ― temperature, etc.) may cause this product to decrease in the TOSHIBA 2-2K1B reliability significantly even if the operating conditions (i.e. operating temperature/current/voltage, etc.) are within the Weight: 0.006 g (typ.) absolute maximum ratings. Please design the appropriate reliability upon reviewing the Toshiba Semiconductor Reliability Handbook (“Handling Precautions”/“Derating Concept and Methods”) and individual reliability data (i.e. reliability test report and estimated failure rate, etc). Electrical Characteristics (Ta = 25°C) Characteristics Symbol Test Condition Min Typ. Max Unit Gate 1 leakage current IG1SS VDS = 0, VG1S = ±6 V, VG2S = 0 ⎯ ⎯ ±50 nA Gate 2 leakage current IG2SS VDS = 0, VG1S = 0, VG2S = ±6 V ⎯ ⎯ ±50 nA 12.5 ⎯ ⎯ V VDS = 6 V, VG1S = 0, VG2S = 4.5 V ⎯ ⎯ 0.1 mA Drain-source voltage Drain current V (BR) DSX IDSS VG1S = −0.5 V, VG2S = −0.5 V, ID = 100 μA Gate 1-source cut-off voltage VG1S (OFF) VDS = 6 V, VG2S = 4.5 V, ID = 100 μA 0.3 0.9 1.3 V Gate 2-source cut-off voltage VG2S (OFF) VDS = 6 V, VG2S = 4.0 V, ID = 100 μA 0.5 1.0 1.5 V Forward transfer admittance ⎪Yfs⎪ VDS = 6 V, VG2S = 4.5 V, ID = 10 mA, f = 1 kHz 19.5 23.5 ⎯ mS Input capacitance Ciss ⎯ 2.5 3.1 pF Reverse transfer capacitance Crss ⎯ 20 40 fF Power gain Gps 23.5 26.0 ⎯ dB Noise figure NF ⎯ 1.4 2.5 dB VDS = 6 V, VG2S = 4.5 V, ID = 10 mA, f = 1 MHz VDS = 6 V, VG2S = 4.5 V, ID = 10 mA, f = 500 MHz 1 2007-11-01 3SK294 L1~L4: φ0.8 mm silver plated copper wire C: Air trimmer TTA25A200A (MURATA Manufacturing, Co., Ltd.) RFC 1: φ0.35 mm VEW 3I.D. 7 T RFC 2: φ0.35 mm VEW 3I.D. 10 T Figure 1 Gps, NF Test Circuit Marking 4 3 Type name U 1 V 2 2 2007-11-01 3SK294 3 2007-11-01 3SK294 4 2007-11-01 3SK294 RESTRICTIONS ON PRODUCT USE 20070701-EN • The information contained herein is subject to change without notice. • TOSHIBA is continually working to improve the quality and reliability of its products. Nevertheless, semiconductor devices in general can malfunction or fail due to their inherent electrical sensitivity and vulnerability to physical stress. It is the responsibility of the buyer, when utilizing TOSHIBA products, to comply with the standards of safety in making a safe design for the entire system, and to avoid situations in which a malfunction or failure of such TOSHIBA products could cause loss of human life, bodily injury or damage to property. In developing your designs, please ensure that TOSHIBA products are used within specified operating ranges as set forth in the most recent TOSHIBA products specifications. Also, please keep in mind the precautions and conditions set forth in the “Handling Guide for Semiconductor Devices,” or “TOSHIBA Semiconductor Reliability Handbook” etc. • The TOSHIBA products listed in this document are intended for usage in general electronics applications (computer, personal equipment, office equipment, measuring equipment, industrial robotics, domestic appliances, etc.).These TOSHIBA products are neither intended nor warranted for usage in equipment that requires extraordinarily high quality and/or reliability or a malfunction or failure of which may cause loss of human life or bodily injury (“Unintended Usage”). Unintended Usage include atomic energy control instruments, airplane or spaceship instruments, transportation instruments, traffic signal instruments, combustion control instruments, medical instruments, all types of safety devices, etc.. Unintended Usage of TOSHIBA products listed in his document shall be made at the customer’s own risk. • The products described in this document shall not be used or embedded to any downstream products of which manufacture, use and/or sale are prohibited under any applicable laws and regulations. • Please contact your sales representative for product-by-product details in this document regarding RoHS compatibility. Please use these products in this document in compliance with all applicable laws and regulations that regulate the inclusion or use of controlled substances. Toshiba assumes no liability for damage or losses occurring as a result of noncompliance with applicable laws and regulations. 5 2007-11-01