140 COMMERCE DRIVE MONTGOMERYVILLE, PA 18936-1013 PHONE: (215) 631-9840 FAX: (215) 631-9855 SRF4427 SRF4427G RF AND MICROWAVE DISCRETE LOW POWER TRANSISTORS GENERAL RF AMPLIFIER APPLICATIONS * G Denotes RoHS Compliant, Pb Free Terminal Finish Features * * * * Low Cost SO-8 Plastic Surface Mount Package. S-Parameter Characterization Tape and Reel Packaging Options Available Maximum Available Gain - 20dB(typ) @ 200MHz DESCRIPTION: Designed for general-purpose RF amplifier applications, such as pre-drivers and oscillators. ABSOLUTE MAXIMUM RATINGS (Tcase = 25C) Symbol Parameter Value Unit VCEO Collector-Emitter Voltage 18 Vdc VCBO Collector-Base Voltage 36 Vdc VEBO Emitter-Base Voltage 4.0 Vdc Collector Current 400 mA IC Thermal Data P D Total Device Dissipation @ TC = 25C 1.5 Watts Derate above 25C 12.5 mW/ C T STG R JA Storage Temperature -65 to + 150 C Thermal Resistance, Junction to Ambient 125 C/W Advanced Power Technology reserves the right to change, without notice, the specifications and information contained herein Visit our website at WWW.ADVANCEDPOWER.COM or contact our factory direct. Rev A 9/2005 SRF4427 SRF4427G ELECTRICAL SPECIFICATIONS (Tcase = 25C) STATIC (off) Symbol BVCEO BVCES BVEBO ICBO Test Conditions Value Units Min. Typ. Max. 18 - - Vdc 36 - - Vdc 4 - - Vdc - - 800 uA Collector-Emitter Breakdown Voltage (IC = 10 mAdc, IB = 0) Collector-Base Breakdown Voltage (IC = 5 mAdc, IE = 0) Emitter-Base Breakdown Voltage (IE = 5 mAdc, IC = 0) Collector Cutoff Current (VCB = 12.5 Vdc) STATIC (on) Symbol HFE Test Conditions Value Min. Typ. Max. Units DC Current Gain (VCE = 5 Vdc, IC = 150 mAdc) 200 20 DYNAMIC Symbol FTAU COB Test Conditions Value Min. Typ. Max. Units Current-Gain Bandwidth Product (IC = 50 mAdc, VCE = 12 Vdc, f = 200 MHz) GHz 1.3 Output Capacitance 3.4 (VCB = 12 Vdc, IE = 0, f = 1.0 MHz) GHz FUNCTIONAL Test Conditions Symbol Unit Min. Typ. Max. 17 18 - dB 12 14 - dB Power Gain G PE |S21| Value 2 VCE = 12 Vdc, f = 175 MHz, Pin = 15 mW Insertion Gain VCE = 12 Vdc , IC = 50 mAdc, f = 200 MHz Advanced Power Technology reserves the right to change, without notice, the specifications and information contained herein Visit our website at WWW.ADVANCEDPOWER.COM or contact our factory direct. Rev A 9/2005 SRF4427 SRF4427G PACKAGE MECHANICAL DATA PIN 1. EMITTER 2. COLLECTOR 3. COLLECTOR 4. EMITTER 8. 5. 1. 4. 5. EMITTER 6. BASE 7. BASE 8. EMITTER Advanced Power Technology reserves the right to change, without notice, the specifications and information contained herein Visit our website at WWW.ADVANCEDPOWER.COM or contact our factory direct. Rev A 9/2005