Coaxial Switches

Qualwave Inc.

+86-28-6115-4929

sales@qualwave.com

www.qualwave.com

Rev 1.7

1

QMS12ST

DC~18GHz, SP11T~SP12T, Terminated

Features:

Applications:

* Low VSWR

* Wireless

* Low Insertion Loss

* Transmitter

* High Isolation

* Laboratory Test

* Radar

Electrical

Frequency:

DC~18GHz

Impedance:

50Ω

Voltage*1 (V)

12

24

28

Current (mA)

Normally Open

300

200

180

Latching

320

200

180

Latching (RESET)

3840

2400

2160

[1] The voltage can be selected according to user requirements.

TTL

Low Level

High Level

0~0.3V

3~5V

1.4mA

Indicators*2

Voltage (V max.) Current Capacity

(mA max.)

Impedance

(Ω)

50

100

15

[2]Connect the control terminal VDC & GND before running this function.

Mechanical

Size*3:

Ф75.1*61.5*mm

Ф2.9557*2.421in

Switching Sequence:

Break before Make

Switching Time:

15ms max.

Operation Life:

2M Cycles

Vibration (operating):

20-2000Hz, 10G RMS

Mechanical Shock

(non-operating):

50G, 1/2sine, 11mS

RF Connectors:

SMA Female

Power Supply & Control

Interface Connectors:

D-Sub 15

Mounting:

3-M4mm depth 4

[3] Exclude connectors.

Environmental

Operating Temperature:

-25~+65

℃

Extended Temperature:

-45~+85

℃

Non-operating Temperature:

-55~+85

℃

Outline Drawings

Unit: mm [in]

Tolerance: ±0.5mm [±0.02in]

Additional Options

TTL: T

Indicators: I

Extended Temperature: Z

Positive Common

Frequency

range (GHz)

Insertion Loss

(dB)

Isolation

(dB)

VSWR

Power

(w)

DC-6

0.3

70

1.3

80

6-12

0.4

60

1.5

60

12-18

0.6

50

1.6

50