HMC605LP3 / 605LP3E
v03.0809
GaAs PHEMT MMIC LOW NOISE
AMPLIFIER w/ BYPASS MODE, 2.3 - 2.7 GHz
8
Typical Applications
The HMC605LP3 / HMC605LP3E is ideal for:
Features
Noise Figure: 1.1 dB
• Wireless Infrastructure
Output IP3: +31 dBm
Gain: 20 dB
• Customer Premise Equipment
• Fixed Wireless
Low Loss & Failsafe Bypass Path
Single Supply: +3V or +5V
50 Ohm Matched Input / Output
• WiMAX & WiBro
• Tower Mounted Amplifiers
Functional Diagram
General Description
The HMC605LP3 / HMC605LP3E are versatile, high
dynamic range GaAs MMIC Low Noise Amplifiers that
integrate a low loss LNA bypass path on the IC. The
amplifier is ideal for WiBro & WiMAX receivers oper-
ating between 2.3 and 2.7 GHz and provides 1.1 dB
noise figure, 20 dB of gain and +31 dBm output IP3
from a single supply of +5V @ 74 mA. Input and out-
put return losses are 14 and 15 dB respectively with
no external matching components required. A single
control line (Vctl) is used to switch between LNA mode
and a low 2 dB loss bypass mode and reduces the
current consumption to 10 μA. The HMC605LP3 is
failsafe and will default to the bypass mode with no
DC power applied.
Electrical Specifications, TA = +25° C, Vdd = +5V
LNA Mode
Bypass Mode
Typ. Max.
Parameter
Units
Min.
17.5
Typ.
2.3 - 2.7
20.5
0.012
1.1
Max.
1.3
Min.
-3.0
Frequency Range
Gain
2.3 - 2.7
-2.0
GHz
dB
Gain Variation Over Temperature
Noise Figure
0.002
dB / °C
dB
Input Return Loss
14
13
13
dB
Output Return Loss
15
dB
Reverse Isolation
33
dB
Output Power for 1dB Compression (P1dB)*
17
16
dBm
Output Third Order Intercept (IP3)*
(-20 dBm Input Power per tone, 1 MHz tone spacing)
31
dBm
Supply Current (Idd)
74
-
90
0.01
6.0
-
mA
ns
LNA Mode to Bypass Mode
Bypass Mode to LNA Mode
Swtiching Speed
60
ns
* P1dB for LNA Mode is referenced to RFOUT while P1dB for Bypass Mode is referenced to RFIN.
For price, delivery, and to place orders, please contact Hittite Microwave Corporation:
20 Alpha Road, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373
Order On-line at www.hittite.com
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