3 Watt Cellular T/R and Antenna Changeover Switch
DC - 3.0 GHz
Rev. V5
MASWSS0143
1
M/A-COM Technology Solutions Inc. (MACOM) and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice.
Visit www.macom.com for additional data sheets and product information.
For further information and support please visit:
https://www.macom.com/support
Features
Low Insertion Loss: < 0.4 dB @ 1900 MHz
Low Current Consumption: <20 µA @ +5V
High Intercept Point: 58 dBm @ 1 GHz
Positive or Negative Voltage Control
CDMA, W-CDMA, TDMA, GSM, PCS and DCS
Lead-Free Plastic SOT-26 Package
Halogen-Free “Green” Mold Compound
260°C Reflow Compatible
RoHS* Compliant Version of SW-425
Description
The MASWSS0143 is a GaAs monolithic switch in a
lead-free, SOT-26 surface mount plastic package.
This device is ideally suited for applications
where very low power consumption, low
intermodulation products and very small size are
required.
Typical applications include internal / external
antenna select switch for portable telephones and
data radios. In addition because of its low loss, good
isolation, and inherent speed, the MASWSS0143
can be used as a conventional T/R switch or as an
antenna diversity switch.
The MASWSS0143 can be used in power
applications up to 3 watts in systems such as cellular
PCS, CDMA, W-CDMA, TDMA, GSM and other
analog / digital wireless communications systems.
The MASWSS0143 is fabricated using a 0.5 micron
gate length GaAs pHEMT process. The process
features full chip passivation for increased
performance and reliability.
Ordering Information 1
Part Number Package
MASWSS0143 Bulk Packaging
MASWSS0143TR 1000 piece reel
MASWSS0143TR-3000 3000 piece reel
1. Reference Application Note M513 for reel size information.
Pin Configuration
Pin No. Function Description
1 RF1 RF In/Out
2 GND RF Ground
3 RF2 RF In/Out
4 VB Voltage Control B
5 RFC RF Common
6 VA Voltage Control A
Functional Block Diagram
VA RFC VB
RF1 GND RF2
Pin 1
39 pF 39 pF
39 pF
Absolute Maximum Ratings 2,3
Parameter Absolute Maximum
Input Power (1 GHz)
5 V Control
+36 dBm
Operating Temperature -40°C to +85°C
Storage Temperature -65°C to +150°C
2. Exceeding any one or combination of these limits may cause
permanent damage to this device.
3. M/A-COM Technology does not recommend sustained
operation near these survivability limits.
* Restrictions on Hazardous Substances, European Union Directive 2002/95/EC.
3 Watt Cellular T/R and Antenna Changeover Switch
DC - 3.0 GHz
Rev. V5
MASWSS0143
2
M/A-COM Technology Solutions Inc. (MACOM) and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice.
Visit www.macom.com for additional data sheets and product information.
For further information and support please visit:
https://www.macom.com/support
Electrical Specifications: TA = 25°C, VCTL = 0/5 V, PIN = 30 dBm, Z0 = 50 Ω4
Truth Table 5,6
Control A Control B RFC - RF1 RFC - RF2
0 1 Off On
1 0 On Off
5. Differential voltage, V (state 1) - V (state 0), must be +2.5 V
minimum and must not exceed 8 V.
6. 0 = -8 V to 0 V, 1 = -5.5 V to 8.0 V
Parameters Test Conditions Units Min. Typ. Max.
Insertion Loss
DC - 1 GHz
1 - 2 GHz
2 - 3 GHz
dB
dB
dB
0.35
0.40
0.65
0.50
Isolation
DC - 1 GHz
1 - 2 GHz
2 - 3 GHz
dB
dB
dB
18
22
16
11
VSWR DC - 3 GHz Ratio 1.2:1
P1dB 1 GHz dBm 36
IP2 2-Tone, 5 MHz Spacing, 1 GHz
Pin = +10 dBm / Tone dBm 110
IP3 2-Tone, 5 MHz Spacing, 1 GHz
Pin = +10 dBm / Tone dBm 58
2nd Harmonics Pin = +30 dBm, f0 = 1 GHz dBc -78
3rd Harmonics Pin = +30 dBm, f0 = 1 GHz dBc -82 -70
Trise, Tfall 10% to 90% RF, 90% to 10% RF ns 20
Ton, Toff 50% control to 90% RF, 50% control to 10% RF ns 60
Transients mV 20
Control Current VCTL = 5 V mA 5 20
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.
4. For positive voltage control, external DC blocking capacitors are required on all RF ports.
Lead-Free SOT-26
Reference Application Note M538 for lead-free solder reflow
recommendations.
Plating is 100% matte tin over copper.
3 Watt Cellular T/R and Antenna Changeover Switch
DC - 3.0 GHz
Rev. V5
MASWSS0143
3
M/A-COM Technology Solutions Inc. (MACOM) and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice.
Visit www.macom.com for additional data sheets and product information.
For further information and support please visit:
https://www.macom.com/support
Insertion Loss, 1000 pF Insertion Loss, 39 pF
Typical Performance Curves
Isolation, 1000 pF Isolation, 39 pF
VSWR, 1000 pF VSWR, 39 pF
0.0
0.2
0.4
0.6
0.8
0.5 1.0 1.5 2.0 2.5 3.0
25°C
-40°C
85°C
Frequency (GHz)
0.0
0.2
0.4
0.6
0.8
100 300 500 700 900
25°C
-40°C
85°C
Frequency (MHz)
10
20
30
40
50
100 300 500 700 900
25°C
-40°C
85°C
Frequency (MHz)
10
20
30
40
50
0.5 1.0 1.5 2.0 2.5 3.0
25°C
-40°C
85°C
Frequency (GHz)
1.0
1.1
1.2
1.3
1.4
1.5
100 300 500 700 900
25°C
-40°C
85°C
Frequency (MHz)
1.0
1.1
1.2
1.3
1.4
1.5
0.5 1.0 1.5 2.0 2.5 3.0
25°C
-40°C
85°C
Frequency (GHz)
3 Watt Cellular T/R and Antenna Changeover Switch
DC - 3.0 GHz
Rev. V5
MASWSS0143
4
M/A-COM Technology Solutions Inc. (MACOM) and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice.
Visit www.macom.com for additional data sheets and product information.
For further information and support please visit:
https://www.macom.com/support
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