1.2G PP SQGB1218/20/22/25P 1.2GHz GaAs Push Pull Gain Block

Query


The SQGB1218/20/22/25P is a Hybrid Push Pull gain block. It is optimized for exceptionally low distortion and low noise figure in a 75 Ω push pull amplifier circuit. It provides excellent input and output return loss over the 45 to 1200 MHz CATV HFC infrastructure.

The device is ideally suited for use in CATV applications where low distortion and low noise figure are required.

The device package is complied with standard SOT-115J.

 

Features

l  18/20/22/25 dB Gain

l  24 V DC Bias

l  43 dBmV/CH Output Power Level @ 1200 MHz

l  Excellent Linearity

l  Superior Return Loss Performance

l  Extremely Low Distortion

l  Optimal Reliability

l  Extremely Low Noise

l  Unconditionally Stable Under All Terminations

l  280 mA Max. at 24 VDC

 

Applications

l  45 to 1200 MHz CATV Amplifier Systems


Electrical Specifications:  T = +25 °C, V = 24 V, Zin = Zout = 75 Ω 

Parameter

Units

Min.

Typ.

Max.

Test Conditions



Gain



dB

-

18

-

45 - 1200 MHz

20

22

25

Slope

dB

-

1.4

-

45 - 1200 MHz

Flatness

dB

-

-

±0.25

45 - 1200 MHz

Noise Figure

dB

-

4.5

-

45 - 1200 MHz

Reverse Isolation

dB

-

36

-

-

Input Return Loss

dB

17

19

-

45 - 1200 MHz

Output Return Loss

dB

18

20

-

45 - 1200 MHz

Total Current Consumption (DC)

mA

-

265

280

+ 24 V

CTB*

dB

-

71

-

43 dBmV @ 1200 MHz

CSO*

dB

-

70

-

43 dBmV @ 1200 MHz

XMOD*

dB

-

64

-

43 dBmV @ 1200 MHz

* 79 NTSC (analog) channels + 75 ATSC (digital) channels (- 6 dB offset), flat. 

 

Handling Procedures

Please observe the following precautions to avoid damage:

 

Static Sensitivity

Gallium Arsenide Integrated Circuits are sensitive to electrostatic discharge (ESD) and can be damaged by static electricity. Proper ESD control techniques should be used when handling these devices.

 

Absolute Maximum Ratings 

Parameter

Unit

Rating

RF Input Level

dBmV

50

DC Supply Over-Voltage (5 minutes)

V

30

Storage Temperature

°C

- 40 to +100

Operating Mounting Base Temperature

°C

- 30 to +85

 Caution! ESD sensitive device.                                   RoHS


Alarm:
Exceeding any one or a combination of the Absolute Maximum Rating conditions may cause permanent damage to the device. Extended application of Absolute Maximum Rating conditions to the device may reduce device reliability. Specified typical performance or functional operation of the device under Absolute Maximum Rating conditions is not implied.


 Package Drawing (Dimensions in millimeters) 





Ordering information 

Description

Part Number

SQGB1218P GaAs Push Pull Gain Block 1.2GHz 18dB

9940000023

SQGB1220P GaAs Push Pull Gain Block 1.2GHz 20dB

9940000024

SQGB1222P GaAs Push Pull Gain Block 1.2GHz 22dB

9940000025

SQGB1225P GaAs Push Pull Gain Block 1.2GHz 25dB

9940000026



About Us

Shanghai Qianjin Electronic equipment Co., LTD was founded in 1991. It is a scale and specialized CATV equipment manufacturer with research, development and production. Our company, strict compliance with international standards and pass GB / T 9001 quality management system certification.

Our good reputation and perfect product service system has won praise from customers. Products are sold to Europe, America, Asia and other countries and regions, as OEM / ODM supplier.



Contact

   Address: 4/F,Budliding No.2,401 Caobao Road Shanghai China

   Phone: 021-54973555

   Email: eddy@sq-cabledevice.com