ECG001B WJ Communications, Inc., ECG001B Datasheet - Page 3

• Manufacturer Part Number: ECG001B
• Description: Ingap Hbt Gain Block
• Manufacturer: WJ Communications, Inc.

1. The proper values for the components are dependent upon the intended frequency of operation.
2. The following values are contained on the evaluation board to achieve optimal broadband performance:
WJ Communications, Inc • Phone 1-800-WJ1-4401 • FAX: [phone] • e-mail: [e-mail] • Web site: www.wj.com, www.TriQuint.com
C1, C2, C4
Designator
Reference
L1
ECG001B
InGaP HBT Gain Block
Ref. Desig.
L1
C1, C2
C3
C4
R4
.018 µF
820 nH
50
Recommended Component Values
1000 pF
220 nH
Value / Type
39 nH wirewound inductor
56 pF chip capacitor
0.018 μF chip capacitor
Do Not Place
51Ω 1% tolerance
500
Recommended Application Circuit
100 pF
68 nH
900
Frequency (MHz)
RF IN
Capacitor
Blocking
27 nH
68 pF
1900
C1
ECG001B-PCB
ECG001B
Size
0603
0603
0603
0805
22 nH
68 pF
2200
Resistor
RF Choke
Capacitor
0.018 µF
Bypass
Bias
Icc = 30 mA
R4
C3
C4
L1
18 nH
56 pF
2500
Vcc
Capacitor
Blocking
C2
RF OUT
15 nH
39 pF
3500
Specifications and information are subject to change without notice
The proper value for R1 is dependent upon the supply
voltage and allows for bias stability over temperature.
WJ recommends a minimum supply bias of +5 V. A
1% tolerance resistor is recommended.
Voltage
Supply
Recommended Bias Resistor Values
10 V
12 V
5 V
6 V
8 V
9 V
53.3 ohms
86.7 ohms
153 ohms
187 ohms
220 ohms
287 ohms
R1 value
Page 3 of 5 January 2008
0805
0805
1210
1210
2010
2010
Size