Radar Pulsed Power Transistor
55W, 1.2-1.4 GHz, 1ms Pulse, 10% Duty M/A-COM Products
Released, 30 May 07
PH1214-55EL
1 North America Tel: 800.366.2266 / Fax: 978.366.2266
Europe Tel: 44.1908.574.200 / Fax: 44.1908.574.300
Asia/Pacific Tel: 81.44.844.8296 / Fax: 81.44.844.8298
Visit www.macomtech.com for additional data sheets and prod uct information.
M/A-COM Technology Solutions Inc. and its affiliates reserve the right to make
changes to the product(s) or information contained herein without notice.
ADVANCED: Data Sheets contain information regarding a product M/A-COM Technology Solutions
is considering for development. Performance is based on target specifications, simulated results,
and/or prototype measurements. Commitment to develop is not guaranteed.
PRELIMINARY: Data Sheets contain information regarding a product M/A-COM Technology
Solutions has under development. Performance is based on engineering tests. Specifications are
typical. Mechanical outline has been fixed. Engineering samples and/or test data may be available.
Commitment to produce in volume is not guaranteed.
Features
NPN silicon microwave p ower transistors
Common base configuration
Broadband Class C op eration
High efficiency inter-digitized geometry
Diffused emitter ballasting resistors
Gold metallization system
Internal input and output impedance matching
Hermetic metal/ceramic package
RoHS compliant
Electrical Specifications: TC = 25 ± 5°C (Room Ambient )
Parameter Test Conditions Frequency Symbol Min Max Units
Collector-Emitter Breakdown Voltage IC = 120mA BVCES 58 - V
Collector-Emitter Leakage Current VCE = 28V ICES - 6.0 mA
Thermal Resistance Vcc = 28V, Pin = 12W F = 1.2, 1.3, 1.4 GHz RTH(JC) - 0.8 °C/W
Output Power Vcc = 28V, Pin = 12W F = 1.2, 1.3, 1.4 GHz POUT 55 - W
Power Gain Vcc = 28V, Pin = 12W F = 1.2, 1.3, 1.4 GHz GP 6.6 - dB
Collector Efficiency Vcc = 28V, Pin = 12W F = 1.2, 1.3, 1.4 GHz ηC 50 - %
Input Return Loss Vcc = 28V, Pin = 12W F = 1.2, 1.3, 1.4 GHz RL - -10 dB
Load Mismatch Tolerance Vcc = 28V, Pin = 12W F = 1.2, 1.3, 1.4 GHz VSWR-T - 3:1 -
Load Mismatch Stability Vcc = 28V, Pin = 12W F = 1.2, 1.3, 1.4 GHz VSWR-S - 1.5:1 -
Absolute Maximum Ratings at 25°C
Parameter Symbol Rating Units
Collector-Emitter Voltage VCES 58 V
Emitter-Base Voltage VEBO 3.0 V
Collector Current (Peak) IC 7.0 A
Power Dissipation @ +25°C PTOT 220 W
Storage Temperature TSTG -65 to +200 °C
Junction Temperature TJ 200 °C
Outline Drawing
Radar Pulsed Power Transistor
55W, 1.2-1.4 GHz, 1ms Pulse, 10% Duty M/A-COM Products
Released, 30 May 07
PH1214-55EL
2 North America Tel: 800.366.2266 / Fax: 978.366.2266
Europe Tel: 44.1908.574.200 / Fax: 44.1908.574.300
Asia/Pacific Tel: 81.44.844.8296 / Fax: 81.44.844.8298
Visit www.macomtech.com for additional data sheets and prod uct information.
M/A-COM Technology Solutions Inc. and its affiliates reserve the right to make
changes to the product(s) or information contained herein without notice.
ADVANCED: Data Sheets contain information regarding a product M/A-COM Technology Solutions
is considering for development. Performance is based on target specifications, simulated results,
and/or prototype measurements. Commitment to develop is not guaranteed.
PRELIMINARY: Data Sheets contain information regarding a product M/A-COM Technology
Solutions has under development. Performance is based on engineering tests. Specifications are
typical. Mechanical outline has been fixed. Engineering samples and/or test data may be available.
Commitment to produce in volume is not guaranteed.
Test Fixture Circuit Dimensions
Test Fixture Assembly
F (GHz) ZIF () ZOF ()
1.2 5.8 + j1.8 5.5 - j3.4
1.3 2.4 + j1.3 3.3 - j2.3
1.4 2.4 + j0.6 2.0 - j2.3
RF Test Fixture Impedance