GaAs PHEMT MEDIUM POWER AMPLIFIER, AMPLIFIERS Typical Applic
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HMC498LC4
GaAs PHEMT MEDIUM POWER AMPLIFIER,
AMPLIFIERS
Typical Applications
HMC498LC4 ideal Driver amplifier for: Point-to-Point Radios Point-to-Multi-Point Radios VSAT Test Equipment Sensors Military End-Use
Features
Output Saturated Power: Gain +5.0 Supply Matched Input/Output RoHS Compliant Package
Functional Diagram
General Description
HMC498LC4 high dynamic range GaAs PHEMT MMIC Medium Power Amplifier housed leadless free" package. Operating from GHz, amplifier provides gain, saturated power from +5.0 supply voltage. Noise figure while output typical enabling HMC498LC4 function noise front well driver amplifier. I/Os blocked matched Ohms ease use. HMC498LC4 eliminates need wire bonding, allowing surface mount manufacturing techniques.
Electrical Specifications, +25° Vdd1,
Parameter Frequency Range Gain Gain Variation Over Temperature Input Return Loss Output Return Loss Output Power Compression (P1dB) Saturated Output Power (Psat) Output Third Order Intercept (IP3) Noise Figure Supply Current (Idd)(Vdd +5V, -0.8V Typ.) Min. Typ. 0.02 26.5 21.5 0.03 Max. Min. Typ. 22.5 0.02 24.5 25.5 22.5 0.03 Max. Min. Typ. 0.02 25.5 26.5 35.5 0.03 Max. Units
Adjust between achieve typical.
price, delivery, place orders, please contact Hittite Microwave Corporation: Alpha Road, Chelmsford, 01824 Phone: 978-250-3343 Fax: 978-250-3373 Order On-line www.hittite.com
HMC498LC4
GaAs PHEMT MEDIUM POWER AMPLIFIER,
Broadband Gain Return Loss
Gain Temperature
AMPLIFIERS
RESPONSE (dB)
FREQUENCY (GHz) FREQUENCY (GHz)
GAIN (dB)
Input Return Loss Temperature
Output Return Loss Temperature
RETURN LOSS (dB)
RETURN LOSS (dB)
FREQUENCY (GHz)
FREQUENCY (GHz)
P1dB Temperature
P1dB (dBm) FREQUENCY (GHz)
Psat Temperature
Psat (dBm) FREQUENCY (GHz)
price, delivery, place orders, please contact Hittite Microwave Corporation: Alpha Road, Chelmsford, 01824 Phone: 978-250-3343 Fax: 978-250-3373 Order On-line www.hittite.com
HMC498LC4
GaAs PHEMT MEDIUM POWER AMPLIFIER,
AMPLIFIERS
Output Temperature
Noise Figure Temperature
NOISE FIGURE (dB)
OIP3 (dBm) FREQUENCY (GHz)
FREQUENCY (GHz)
Gain, Power OIP3 Supply Voltage
Gain (dB), P1dB (dBm), Psat (dBm), OIP3 (dBm)
Reverse Isolation Temperature
ISOLATION (dB)
Supply Voltage (Vdc) 5.Gain P1dB Psat OIP3
FREQUENCY (GHz)
Power Compression 18GHz
Pout (dBm), GAIN (dB),
Power Compression
Pout (dBm), GAIN (dB),
Pout (dBm) Gain (dB)
Pout (dBm) Gain (dB)
INPUT POWER (dBm)
INPUT POWER (dBm)
price, delivery, place orders, please contact Hittite Microwave Corporation: Alpha Road, Chelmsford, 01824 Phone: 978-250-3343 Fax: 978-250-3373 Order On-line www.hittite.com
HMC498LC4
GaAs PHEMT MEDIUM POWER AMPLIFIER,
Absolute Maximum Ratings
Drain Bias Voltage (Vdd1, Vdd2, Vdd3) Gate Bias Voltage (Vgg) Input Power (RFin)(Vdd +5.0 Vdc) Channel Temperature Continuous Pdiss (derate mW/°C above Thermal Resistance (channel ground paddle) Storage Temperature Operating Temperature Sensitivity (HBM) +5.5 -4.0 1.62 55.6 °C/W +150 Class
Typical Supply Current
(Vdc) +4.5 +5.0 +5.5 (mA)
AMPLIFIERS
Note: Amplifier will operate over full voltage ranges shown above. adjusted achieve Idd= +5.0V.
ELECTROSTATIC SENSITIVE DEVICE OBSERVE HANDLING PRECAUTIONS
Outline Drawing
NOTES: PACKAGE BODY MATERIAL: ALUMINA. LEAD GROUND PADDLE PLATING: GOLD FLASH OVER NICKEL. DIMENSIONS INCHES (MILLIMETERS). LEAD SPACING TOLERANCE NON-CUMULATIVE. CHARACTERS HELVETICA MEDIUM, .025 HIGH, BLACK INK, LASER MARK LOCATED APPROX. SHOWN. PACKAGE WARP SHALL EXCEED 0.05MM DATUM GROUND LEADS GROUND PADDLE MUST SOLDERED GROUND.
price, delivery, place orders, please contact Hittite Microwave Corporation: Alpha Road, Chelmsford, 01824 Phone: 978-250-3343 Fax: 978-250-3373 Order On-line www.hittite.com
HMC498LC4
GaAs PHEMT MEDIUM POWER AMPLIFIER,
AMPLIFIERS
Descriptions
Number 5-8, 10-14, Function Description connection required. These pins connected RF/DC ground without affecting performance. Package bottom exposed metal paddle that must also connected RF/DC ground. This coupled matched Ohms from GHz. Interface Schematic
RFIN
Gate control amplifier. Adjust achieve Please follow "MMIC Amplifier Biasing Procedure" Application Note. External bypass capacitors 1000 required.
RFOUT
This coupled matched Ohms from GHz.
Vdd1, Vdd2, Vdd3
Power Supply Voltage amplifier. External bypass capacitors 1000pF, required.
price, delivery, place orders, please contact Hittite Microwave Corporation: Alpha Road, Chelmsford, 01824 Phone: 978-250-3343 Fax: 978-250-3373 Order On-line www.hittite.com
HMC498LC4
GaAs PHEMT MEDIUM POWER AMPLIFIER,
Evaluation
AMPLIFIERS
List Materials Evaluation 108537
Item Description 2.92 mount K-connector capacitor, 0402 pkg. 1,000 Capacitor, 0603 pkg. 2.2F Capacitor, Tantalum HMC498LC4 Amplifier 108535 Evaluation
Reference this number when ordering complete evlaution Circuit Board Material: Rogers 4350.
circuit board used this application should circuit design techniques. Signal lines should have impedance while package ground leads exposed paddle should connected directly ground plane similar that shown. sufficient number holes should used connect bottom ground planes. evaluation board should mounted appropriate heat sink. evaluation circuit board shown available from Hittite upon request.
price, delivery, place orders, please contact Hittite Microwave Corporation: Alpha Road, Chelmsford, 01824 Phone: 978-250-3343 Fax: 978-250-3373 Order On-line www.hittite.com
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