2SK3476 TOSHIBA Field Effect Transistor Silicon N Channel MOS Type 2SK3476 VHF- and UHF-band Amplifier Applications Unit: mm (Note)The TOSHIBA products listed in this document are intended for high frequency Power Amplifier of telecommunications equipment.These TOSHIBA products are neither intended nor warranted for any other use.Do not use these TOSHIBA products listed in this document except for high frequency Power Amplifier of telecommunications equipment. • Output power: PO = 7.0 W (min) • Gain: GP = 11.4dB (min) • Drain efficiency: ηD = 60% (min) Absolute Maximum Ratings (Ta = 25°C) Characteristics Symbol Rating Unit Drain-source voltage VDSS 20 V Gain-source voltage VGSS 10 V ID 3 A PD (Note 1) 20 W Channel temperature Tch 150 °C Storage temperature range Tstg −45~150 °C Drain current Power dissipation JEDEC ― JEITA ― Using continuously under heavy loads (e.g. the application of TOSHIBA 2-5N1A high temperature/current/voltage and the significant change in temperature, etc.) may cause this product to decrease in the Weight: 0.08 g (typ.) reliability significantly even if the operating conditions (i.e. operating temperature/current/voltage, etc.) are within the 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). Note: Note 1: Tc = 25°C (When mounted on a 1.6 mm glass epoxy PCB) Marking Type name 2 UC 1 F 3 ** Dot Lo No. 1. Gate 2. Source (heat sink) 3. Drain Caution Please take care to avoid generating static electricity when handling this transistor. 1 2007-11-01 2SK3476 Electrical Characteristics (Ta = 25°C) Characteristics Symbol Test Condition Min Typ. Max Unit Drain cut-off current IDSS VDS = 20 V, VGS = 0 V ⎯ ⎯ 5 μA Gate-source leakage current IGSS VGS = 5 V ⎯ ⎯ 5 μA VDS = 7.2 V, ID = 2 mA 0.55 1.05 1.55 V Threshold voltage Vth VDS (ON) VGS = 10 V, ID = 75 mA ⎯ 18 ⎯ mV Forward transconductance Yfs VDS = 7.2 V, IDS = 1 A ⎯ 1 ⎯ S Input capacitance Ciss VDS = 7.2 V, VGS = 0 V, f = 1 MHz ⎯ 53 ⎯ pF Output capacitance Coss VDS = 7.2 V, VGS = 0 V, f = 1 MHz ⎯ 49 ⎯ pF 7 ⎯ ⎯ W 60 ⎯ ⎯ % 11.4 ⎯ ⎯ dB 5 ⎯ ⎯ W Drain-source on-voltage Output power PO Drain efficiency ηD Power gain GP Low voltage output power POL VDS = 6.0 V, Iidle = 500 mA (VGS = adjust), f = 520 MHz, Pi = 500 mW, VDS = 10 V, PO = 7 W, VGS = adjust, Pi = adjust, f = 520 MHz, VSWR LOAD 20:1 all phase ⎯ Load mismatch VDS = 7.2 V, Iidle = 500 mA (VGS = adjust), f = 520 MHz, Pi = 500 mW, No degradation Note 1: These characteristic values are measured using measurement tools specified by Toshiba. Output Power Test Fixture (Test Condition: f = 520 MHz, VDS = 7.2 V, Iidle = 500 mA, Pi = 500 mW) C11 C4 C9 C5 R1 C10 Pi ZG = 50 Ω PO C1 C2 C3 C12 L1 R2 L2 C13 C14 VGS C1: 15 pF C2: 11 pF C3: 9 pF C4: 30 pF C5: 30 pF C6: 11 pF C7: 8 pF C8: 9 pF C9: 2200 pF C10: 2200 pF C11: 2200 pF C12: 10000 pF C13: 10 μF C14: 10000 pF C15: 10 μF C6 C7 C8 ZL = 50 Ω C15 VDS L1: φ0.6 mm enamel wire, 5.8ID, 4T L2: φ0.6 mm enamel wire, 5.8ID, 8T 2 R1: 2.2 Ω R2: 1.5 kΩ 2007-11-01 2SK3476 P O – Pi Output power PO f = 520 MHz f = 520 MHz VDS = 7.2 V Iidle = 500 mA 700 mA Tc = 25°C (W) (W) 10 PO – Pi 20 8 500 mA Output power PO 12 Iidle = 300 mA 6 4 15 9.6 V Tc = 25°C 10 7.2 V VDS = 6.0 V 5 2 0 0 200 400 Input power 600 Pi 800 0 0 1000 200 (mW) 400 Input power ηD – Pi f = 520 MHz VDS = 7.2 V Tc = 25°C (%) 80 700 mA 60 500 mA Iidle = 300 mA 40 20 0 0 200 400 Input power 600 Pi 800 80 40 200 400 VDS = 7.2 V −20°C Drain efficiency ηD Output power PO 6 25°C Tc = 100°C 2 400 Input power 600 Pi 600 Pi (mW) ηD – Pi f = 520 MHz 200 1000 20 Input power 60°C 0 0 800 7.2 V 9.6 V (mW) 8 4 1000 60 100 Iidle = 500 mA 800 (mW) VDS = 6.0 V 0 0 1000 (%) (W) 10 1000 f = 520 MHz Iidle = 500 mA Tc = 25°C P O – Pi 12 Pi 800 ηD – Pi 100 Drain efficiency ηD Drain efficiency ηD (%) 100 600 800 80 −20°C 60 60°C 40 (mW) Tc = 100°C 25°C 20 0 0 1000 f = 520 MHz VDS = 7.2 V Iidle = 500 mA 200 400 Input power 600 Pi (mW) Note 2: These are only typical curves and devices are not necessarily guaranteed at these curves. 3 2007-11-01 2SK3476 RESTRICTIONS ON PRODUCT USE 20070701-EN GENERAL • 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. • The information contained herein is presented only as a guide for the applications of our products. No responsibility is assumed by TOSHIBA for any infringements of patents or other rights of the third parties which may result from its use. No license is granted by implication or otherwise under any patents or other rights of TOSHIBA or the third parties. • 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. 4 2007-11-01