1214-300M Rev 4 1214– 300M 300 Watts - 40 Volts, 150µs, 10% Radar 1200 - 1400 MHz GENERAL DESCRIPTION The 1214-300M is an internally matched, COMMON BASE transistor capable of providing 300 Watts of pulsed RF output power at one hundred fifty microseconds pulse width, ten percent duty factor across the band 1200 to 1400 MHz. This hermetically solder-sealed transistor is specifically designed for L-Band radar applications. It utilizes gold metalization and NiCr emitter ballasting to provide high reliability and supreme ruggedness. CASE OUTLINE 55ST, STYLE 1 ABSOLUTE MAXIMUM RATINGS Maximum Power Dissipation @ 25oC Maximum Voltage and Current BVces Collector to Emitter Voltage BVebo Emitter to Base Voltage Ic Collector Current Maximum Temperatures Storage Temperature Operating Junction Temperature 600 Watts 70 Volts 3.5 Volts 20 Amps - 65 to + 200oC + 200oC ELECTRICAL CHARACTERISTICS @ 25 OC SYMBOL CHARACTERISTICS Pout Pg ηc Rl VSWR1 VSWRs Power Out Power Gain Collector Efficiency Input Return loss Load Mismatch Tolerance Load Mismatch - Stability TEST CONDITIONS MIN Freq = 1200 – 1400 MHz Vcc = 40 Volts Pin = 40 Watts 300 8.75 50 10.0 Pulse Width = 150µs Duty Factor = 10% TYP MAX UNITS 400 Watts dB % dB 55 2:1 1.5:1 Note 1: Pulse condition of 150µsec, 10%. Bvces Ices θjc1 Collector to Emitter Breakdown Collector to Emitter Leakage Thermal Resistance Ic = 80 mA Vce = 40 Volts Rated Pulse Condition 70 10 0.29 Volts mA o C/W MSC Corp., reserves the right to make changes without further notice. MSC recommends that before the product(s) described herein are written into specifications, or used in critical applications, that the performance characteristics be verified by contacting the factory. MSC Corp. 3000 Oakmead Village Drive, Santa Clara, CA 95051-0808 TEL. 408-986-8031 FAX 408-869-2324 1214-300M Rev 4 1214– 300M Performance Curves 12 14 - 3 0 0 M 1214-300M Pin vs. Efficency P i n v s. P o u t 70.0 500 450 60.0 400 50.0 300 1200 MHz 250 1300 MHz 200 1400 MHz 150 Eff (%) 350 1200 MHz 40.0 1300 MHz 30.0 1400 MHz 20.0 100 50 10.0 0 0 10 20 30 40 50 60 0.0 70 0 10 20 30 P i n ( W) 40 50 60 70 Pin (W) 12 14 - 3 0 0 M P i n v s. Ga i n 10.0 9.0 8.0 7.0 6.0 1200 MHz 5.0 1300 MHz 4.0 1400 MHz 3.0 2.0 1.0 0.0 0 10 20 30 40 50 60 70 P i n ( W) Impedance Information Source Impedance Load Im pedance 2 1.5 0 -1 1200 1300 1400 jXs -2 -3 1 0.5 Rl jXl 0 -0.5 1200 1300 1400 -1 -4 Frequency Freq 1200 1300 1400 Rs Zl = Rl + jXl Zs = Rs + jXs 1 Frequency Impedance Zs Zl 1.32-j2.82 1.03-j0.75 1.28-j2.26 0.95-j0.41 1.26-j1.78 0.75-j0.00 MSC Corp., reserves the right to make changes without further notice. MSC recommends that before the product(s) described herein are written into specifications, or used in critical applications, that the performance characteristics be verified by contacting the factory. MSC Corp. 3000 Oakmead Village Drive, Santa Clara, CA 95051-0808 TEL. 408-986-8031 FAX 408-869-2324 1214-300M Rev 4 1214– 300M BROADBAND TEST CIRCUIT MSC Corp., reserves the right to make changes without further notice. MSC recommends that before the product(s) described herein are written into specifications, or used in critical applications, that the performance characteristics be verified by contacting the factory. MSC Corp. 3000 Oakmead Village Drive, Santa Clara, CA 95051-0808 TEL. 408-986-8031 FAX 408-869-2324 1214-300M Rev 4 1214– 300M MSC Corp., reserves the right to make changes without further notice. MSC recommends that before the product(s) described herein are written into specifications, or used in critical applications, that the performance characteristics be verified by contacting the factory. MSC Corp. 3000 Oakmead Village Drive, Santa Clara, CA 95051-0808 TEL. 408-986-8031 FAX 408-869-2324