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MS2228
RF & MICROWAVE TRANSISTORS L-BAND RADAR APPLICATIONS Features
• • • • • • 1090 MHz 50 VOLTS POUT = 75 WATTS GP = 9.2 dB MINMUM 10:1 VSWR CAPABILITY COMMON BASE CONFIGURATION
DESCRIPTION:
The MS2228 device is a high power Class C transistor specifically designed for L-Band Avionics transponder/interrogator pulsed output and driver applications.
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This device is capable of operation over a wide range of pulse widths, duty cycles, and is capable of withstanding 10:1 output VSWR at rated RF conditions. Internal input and output matching provide optimum performance and product consistency.
ABSOLUTE MAXIMUM RATINGS (Tcase = 25° C)
Symbol
PDISS IC Vcc TJ T STG
Parameter
Power Dissipation Device Current Collector-Supply Voltage Junction Temperature Storage Temperature
Value
175 5.4 55 200 -65 to +200
Unit
W A V °C °C
Thermal Data
RTH(J-C) Thermal Resistance Junction-case∗ 0.86 ° C/W
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MS2228
STATIC
ELECTRICAL SPECIFICATIONS (Tcase = 25 ° C)
Symbol
BVCBO BVEBO BVCER ICES HFE IC = 10 mA IE = 4 mA IC = 20 mA VCE = 50 V VCE = 5 V
Test Conditions
IE = 0 mA IC = 0 mA RBE = 10Ω IC = 1 A
Min.
65 3.5 65 --10
Value Typ.
-----------
Max.
------6 100
Unit
V V V mA ---
DYNAMIC
Symbol POUT GP ηC
Conditions: f = 1090 MHz f = 1090 MHz f = 1090 MHz
Test Conditions
PIN = 9.4W PIN = 9.4W PIN = 9.4W VCC = 50V DataSheet4U.com VCC = 50V VCC = 50V
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Min.
75 9.0 48
Value Typ.
-------
Max.
-------
Unit
W dB %
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Pulse Width = 32 µ sec Duty Cycle = 2%
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MS2228
IMPEDANCE DATA
FREQ 1030 MHz 1090 MHz PIN = 9.0W VCC = 50V ZIN(Ω) 7.0 + j3.0 11.0 + j1.5 ZCC(Ω) 12.5 - j4.5 13.0 - j3.0
TEST CIRCUIT
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MS2228
TYPICAL PERFORMANCE
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MS2228
PACKAGE PACKAGE MECHANICAL DATA
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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.
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