HMC452ST89 Datasheet, PDF (15/22 Pages) Hittite Microwave Corporation – InGaP HBT 1 WATT POWER AMPLIFIER, 0.4 - 2.2 GHz

v01.0205
HMC452ST89 / 452ST89E
InGaP HBT 1 WATT POWER
AMPLIFIER, 0.4 - 2.2 GHz
5
470 MHz Application Circuit
This circuit was used to specify the performance for 450-496 MHz operation. Contact the HMC Applications
Group for assistance in optimizing performance for your application.
Note: C2 should be placed as close to pins as possible.
TL1
TL2
TL3
Impedance
50 Ohm 50 Ohm 50 Ohm
Physical Length
0.09”
0.08”
0.17”
Electrical Length
2.5°
2°
5°
PCB Material: 10 mil Rogers 4350, Er = 3.48
TL4
50 Ohm
0.04”
1°
TL5
50 Ohm
0.25”
7°
Recommended Component Values
C1, C2
12 pF
C3
6.8 pF
C4
5.6 pF
C5
39 pF
C6
100 pF
C7
2.2 μF
L1
47 nH
L2
40 nH
L3
4.7 nH
L4
3.9 nH
R1
5.1 Ohm
5 - 288
For price, delivery, and to place orders, please contact Hittite Microwave Corporation:
20 Alpha Road, Chelmsford, MA 01824 Phone: [phone] Fax: [phone]
Order On-line at www.hittite.com