QBS-256 datasheet, PDF - EEWORLD Datasheet

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QBS-256: DescriptionNarrow Band Medium Power Amplifier, 1800MHz Min, 2000MHz Max, 1 Func,; CategoryWireless rf/communication Radio frequency and microwave; File Size375KB，1 Pages; ManufacturerSpectrum Microwave

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QBS-256 Overview

Narrow Band Medium Power Amplifier, 1800MHz Min, 2000MHz Max, 1 Func,

QBS-256 Parametric

Parameter Name	Attribute value
Is it lead-free?	Contains lead
Is it Rohs certified?	incompatible
Maker	Spectrum Microwave
package instruction	SMDIP10,.5
Reach Compliance Code	unknown
Other features	SMA
Characteristic impedance	50 Ω
structure	COAXIAL
Gain	23 dB
JESD-609 code	e0
Installation features	SURFACE MOUNT
Number of functions	1
Number of terminals	10
Maximum operating frequency	2000 MHz
Minimum operating frequency	1800 MHz
Maximum operating temperature	70 °C
Minimum operating temperature	-20 °C
Package body material	CERAMIC
Encapsulate equivalent code	SMDIP10,.5
power supply	15 V
RF/Microwave Device Types	NARROW BAND MEDIUM POWER
surface mount	YES
Terminal surface	Tin/Lead (Sn/Pb)
Maximum voltage standing wave ratio	1.5

QBS-256 Preview

REMEC

Power Amplifiers

2 Watts

Electrical Specifications

(1)

1800 - 2000 MHz

:

QBS-256

Parameter

Temperature

Frequency Range

Gain

Gain vs. Temperature

Gain Flatness

Reverse Isolation

VSWR Input

Output

1 dB Compression

Output Intercept Point

3rd Order

DC Power @ 15 Vdc

±

1%

Housing

Specification Limit

-20 to +70

1800 - 2000

24.0 ± 1.0

+2.0 / -2.0

1.5

35

1.5:1

+33

+32

+47

950

E52-19500

+45

+25

Units

°C

MHz

dB

dB Max

dB Max p-p

dB Min

Max

dBm Min

mA Max

Absolute Maximum Ratings

Power Supply Voltage

Sustaining . . . . . . . . . . . .18.0 Vdc

Pulse (transient) . . . . . . . .20.0 Vdc

Temperature

Operating . . . . . . . . .-20 to +70°C

Storage . . . . . . . . . .-55 to +125°C

Max Input Drive . . . . . . . . .2.8 VRMS

Notes:

1. Specifications are guaranteed when tested in a 50 Ohm system. Specifications indicated as typical

are not guaranteed.

Typical S-Parameter Data

27

Gain (dB)

25°C

-20°C

+70°C

37

36

35

34

33

32

Output P1dB (dBm)

MHz

1800

1825

1850

1875

1900

1925

1950

1975

2000

S11

dB Ang

-20.8 87.5

-20.4 73.4

-19.8 57.0

-19.0 38.3

-18.1 18.6

-17.2 -2.2

-16.4 -22.5

-15.7 -42.0

-15.0 -59.7

S21

dB

Ang

24.0 -68.2

24.1 -91.0

24.3 -113.9

24.4 -137.1

24.5 -160.8

24.5 175.3

24.4 151.1

24.3 126.8

24.0 102.7

S12

dB Ang

-46.9 114.9

-46.6 94.5

-47.0 72.7

-46.3 61.4

-45.4 42.1

-45.6 13.4

-45.5 -2.9

-45.9 -16.8

-46.4 -43.9

S22

dB Ang

-23.1 25.4

-26.4 -77.5

-26.4 -120.6

-24.5 -138.3

-24.0 -153.9

-20.9 -167.2

-18.9 179.3

-18.0 171.1

-17.3 162.0

26

25

24

23

22

1800

-10

-20

-30

-40

-50

-60

-70

1800

1.5

1.4

MHz

1850

1900

1950

2000

31

1800

50

49

48

47

46

45

44

1800

MHz

1850

1900

1950

2000

Reverse Isolation (dB)

3rd order intermod distortion (dBm)

MHz

1850

1900

1950

2000

1850

1900

1950

2000

Input/Output VSWR 25˚C

Output

Input

4.445

4.435

.451

.441

.785

.775

4.295

4.285

.155

.145

.155

.145

.451

.441

DC Bias

1.629

1.619

1.3

1.2

1.1

1.0

1800

MHz

1.855

1.845

2.820

2.810

RF Out

SMA Jack

RF In

SMA Jack

2.670

2.660

1850

1900

1950

2000

2.225

2.215

2.478

2.468

GND

.281

.271

.545

.535

.380

2X .370

.191

.171

.492

.422

Dimensions are in inches

Specifications subject to change without notice.

2-111

2144 Franklin Drive N.E. - Palm Bay, FL 32905 - TEL: 800-226-1772 - FAX: 321-727-3729 - components@remec.com - www.remec.com

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