MS652/MS652S 5.0 Watts, 12.5 Volts, Class C UHF Applications GENERAL DESCRIPTION The MS652/MS652S is a common emitter and 12.5V Class C epitaxial silicon NPN planar transistor designed primarily for UHF communications. It withstands severe mismatch under normal operating conditions. ABSOLUTE MAXIMUM RATINGS .280 4L STUD(M122), Epoxy sealed Maximum Power Dissipation @ 25°C 25 Watts Collector to Base Voltage Collector to Emitter Voltage Emitter to Base Voltage Collector Current 36 Volts 16 Volts 4.0 Volts 2.0 Amps BVCBO BVCEO BVEBO IC Storage Temperature Operating Junction Temperature MS652 -65 to +150 °C +200 °C .280 4LSL (M123), Epoxy sealed MS652S FUNCTIONAL CHARACTERISTICS @ 25°°C SYMBOL CHARACTERISTICS POUT PIN GP η Power Out Power Input Power Gain Efficiency TEST CONDITIONS MIN TYP MAX UNITS 5.0 10.0 60 - 0.5 - W W dB % TEST CONDITIONS MIN TYP MAX UNITS IC = 25 mA, VBE = 0 IC = 50 mA, IB = 0 IC = 25 mA, IE = 0 IE = 5 mA, IC = 0 VCE = 15 V, VBE = 0 IC = 200 mA, VCE = 5 V F = 1MHz, VCB = 15V 36 16 36 4.0 10 - - 1.0 150 15 7 V V V V mA pF °C/W F = 512 MHz VCE = 12.5V POUT = 5W ELECTRICAL CHARACTERISTICS @ 25°°C SYMBOL CHARACTERISTICS BVCES BVCEO BVCBO BVEBO ICES hFE COB θjc1 Collector to Emitter Breakdown Collector to Emitter Breakdown Collector to Base Breakdown Emitter to Base Breakdown Collector to Emitter Leakage DC – Current Gain Output Capacitance Junction-Case Thermal Resistance NOTES: 1. At rated output power with MSC fixture. Rev. A: May. 2010 Microsemi reserves the right to change, without notice, the specifications and information contained herein. Visit our web site at www.microsemi.com or contact our factory direct. MS652/MS652S Typical Impedance Values Input Matching Network ZS Frequency (MHz) 400 440 470 512 Output Matching Network DUT ZS (Ω) 1.2 – j0.6 1.2 – j0.9 1.2 – j1.2 1.2 – j1.5 ZL ZL (Ω) 6.5 + j6.5 7.2 + j6.0 7.7 + j5.3 8.3 + j4.5 * VCC = 12.5V, POUT = 5W Microsemi reserves the right to change, without notice, the specifications and information contained herein. Visit our web site at www.microsemi.com or contact our factory direct. MS652/MS652S 440 - 512 MHz Broadband Test Circuit Microsemi reserves the right to change, without notice, the specifications and information contained herein. Visit our web site at www.microsemi.com or contact our factory direct. MS652/MS652S Microsemi reserves the right to change, without notice, the specifications and information contained herein. Visit our web site at www.microsemi.com or contact our factory direct.