140 COMMERCE DRIVE MONTGOMERYVILLE, PA 18936-1013 PHONE: (215) 631-9840 FAX: (215) 631-9855 MS1578 RF & MICROWAVE TRANSISTORS 800-960MHz CELLULAR BASE STATION Features • • • • • • • • • GOLD METALLIZATION DESIGNED FOR LINEAR OPERATION HIGH SATURATED POWER CAPABILITY POUT = 150 W PEP INTERNAL INPUT/OUTPUT MATCHING COMMON EMITTER CONFIGURATION 8.0dB GAIN @ 900 MHz MAX IMD -28dBc @ 150 W PEP 5:1 VSWR CAPABILITY @ RATED CONDITIONS 3 dB OVERDRIVE CAPABILITY DESCRIPTION: THE MS1578 IS A GOLD METALLIZED, EPITAXIAL SILICON, NPN PLANAR TRANSISTOR DESIGNED FOR HIGH LINEARITY CLASS AB OPERATION. DIFFUSED EMITTER BALLAST RESISTORS PROVIDE MAXIMUM RUGGEDNESS AND RELIABILITY FOR 900 MHz CELLULAR BASE STATION APPLICATIONS. ABSOLUTE MAXIMUM RATINGS (Tcase = 25°°C) Symbol VCEO VCBO VEBO IC PDISS TJ T STG Parameter Collector-Emitter Voltage Collector-Base Voltage Emitter-Base Voltage Device Current Power Dissipation Junction Temperature Storage Temperature Value Unit 28 65 3.5 25 300 +200 - 65 to + 150 V V V A W °C °C 0.60 ° C/W Thermal Data RTH(j-c) MSC0890.PDF Junction-Case Thermal Resistance MS1578 ELECTRICAL SPECIFICATIONS (Tcase (Tcase = 25° 25° C) STATIC Symbol Test Conditions Min. Value Typ. Max. Unit 60 35 28 3.5 --25 ----------- ------10 120 V V V mA Min. Value Typ. Max. Unit POUT = 150 W PEP ICQ = 2 x 200 mA 8.5 9.0 --- dB VCC = 26 Vdc POUT = 150 W PEP ICQ = 2 x 200 mA VCC = 26 Vdc POUT = 150 W PEP ICQ = 2 x 200 mA VCC = 26 Vdc POUT = 150 W PEP ICQ = 2 x 200 mA VSWR = 5:1 @ all phase angles 30 --- ---32 ---28 % dBc BVCBO BVCER BVCEO BVEBO IC = 50 mA IC = 100 mA IC = 100 mA IE = 10 mA VCE = 30 V ICEO hFE VCE = 5 V Tested per side VBE = 0 V RBE = 75 Ω IB = 0 mA IC = 0 mA VBE = 0 V IC = 6 A DYNAMIC Symbol GP* V C* IMD LOAD* MISMATCH Test Conditions VCC = 26 Vdc *Note: f1 = 900.0 MHz f2 = 900.1 MHz IMPEDANCE DATA ZIN(Ω) FREQ ZCL(Ω) 800 MHz 4.25 + j12.25 5.75 - j4.25 860 MHz 4.75 + j10.25 5.00 - j3.00 900 MHz 7.75 + j10.25 4.25 - j2.90 960 MHz 8.50 + j 9.50 3.40 - j2.85 1000 MHz 8.50 + j13.25 2.75 - j3.15 POUT = 150W PEP MSC0890.PDF 01-20-99 VCE=26V MS1578 TYPICAL PERFORMANCE MSC0890.PDF 01-20-99 MS1578 TEST CIRCUIT MSC0890.PDF 01-20-99 MS1578 PACKAGE MECHANICAL DATA MSC0890.PDF 01-20-99