Notes

A. Performance and quality attributes and conditions not expressly stated in this specification document are intended to be excluded and do not form a part of this specification document.

B. Electrical specifications and performance data contained in this specification document are based on Mini-Circuit’s applicable established test performance criteria and measurement instructions.

C. The parts covered by this specification document are subject to Mini-Circuits standard limited warranty and terms and conditions (collectively, “Standard Terms”); Purchasers of this part are entitled

to the rights and benefits contained therein. For a full statement of the Standard Terms and the exclusive rights and remedies thereunder, please visit Mini-Circuits’ website at www.minicircuits.com/MCLStore/terms.jsp

Page 2 of 3

Electrical Specifications at 25°C

Maximum Ratings

Pin Connections

SUM PORT

1

PORT 1 (0°)

4

PORT 2 (+90°)

6

GROUND

2,5

50 OHM TERM EXTERNAL

3

Operating Temperature

-55°C to 100°C

Storage Temperature

-55°C to 100°C

Power Input (as a splitter)

15W* max.

QCS-442+

2 Way-90

° 50Ω

2800 to 4400 MHz

Power Splitter/Combiner

REV. E

M151107

QCS-442+

ED-13415/4

AD/CP/AM

150923

Ultra-Small Ceramic LTCC

Features

• Low insertion loss, 0.6 dB typ.

• High isolation, 23 dB typ.

• Miniature size, 0.079”x0.049”x0.033”

• LTCC construction

• High power

Applications

• Balanced amplifiers

• Phase Shifter

• Modulators

• Attenuator

• WiMax

*Derate linearly to 7W at 100°C ambient.

Permanent damage may occur if any of these limits are exceeded.

Electrical Schematic

Demo Board MCL P/N: TB-489-442+

Suggested PCB Layout (PL-304)

Outline Drawing

A

BC

D

E

F

.079

.049

.033

.014

.012

.012

2.01

1.24

0.84

0.36

0.30

0.30

GH

J

K

wt

.026

.014

.039

.110

grams

0.66

0.36

1.00

2.80

.008

Outline Dimensions (

)

inch

mm

PCB Land Pattern

Suggested Layout,

Tolerance to be within

±.002

(See web site for detail)

Parameter

Frequency (MHz)

Min.

Typ.

Max.

Unit

Frequency

2800

4400

MHz

Insertion Loss

(Avg. Of Coupled Outputs) above 3 dB

2800-3300

0.5

0.7

dB

3300-3400

0.5

0.7

3400-3600

0.5

0.7

3600-3800

0.5

0.7

3800-3900

0.6

0.8

3900-4400

0.7

0.9

Isolation

2800-3300

19

25

dB

3300-3400

18

24

3400-3600

17

23

3600-3800

16

22

3800-3900

16

21

3900-4400

16

21

Phase Unbalance

2800-3300

3.0

7.0

Degree

3300-3400

3.0

7.0

3400-3600

3.0

7.0

3600-3800

3.0

7.0

3800-3900

3.0

7.0

3900-4400

3.0

7.0

Amplitude Unbalance

2800-3300

0.4

1.1

dB

3300-3400

0.5

1.1

3400-3600

0.5

1.1

3600-3800

0.5

1.1

3800-3900

0.5

1.1

3900-4400

0.5

1.1

VSWR

2800-4400

1.2

:1

CASE STYLE: GE0805C-1

Available Tape

and Reel

at no extra cost

Reel Size

Devices/Reel

7”

20, 50, 100, 200, 500,1000, 2000

+RoHS Compliant

The +Suffix identifies RoHS Compliance. See our web site

for RoHS Compliance methodologies and qualifications