RFSP2TA0204G
Absorptive Coaxial SP2T Switch
2GHz-4GHz
Product Description
RFSP2TA0204G is an absorptive coaxial single pole double throw switch witha frequency range of 2 to 4GHz.
The maximum power input of this switch is 30dBm. The insertion loss is 0.8dB
with a typical isolation of 85dB.
The product features of fast switching speed, low insertion loss and highisolation.
The working temperature of this product is between - 40℃ and + 85℃Features••••••

Typical Applications

TTL compatible driver included
Fast Switching Speed
Low Power Cold SwitchingInsertion Loss 0.8dB
Isolation 85dB Typical
50 Ohm Matched•••••••••

Wireless Infrastructure
Military and Aerospace Applications
Test Instrumentation
Radar Systems
5G Wireless Communications
Microwave Radio Systems
TR Modules
Research and Development
Cellular Base Stations

Electrical Specifications(TA = +25°C), Vdd = +5V/-5V, TTL = 0 / +5V
Parameter

Min

TypMaxUnits

Frequency Range

2-4Insertion Loss

1.0Insertion Loss Temperature Coefficient

0.003

dB/ °C

85dBIsolation

80

GHz
1.5dB

Input VSWR

1.3

1.5:1

Output VSWR

1.31.5:130dBm

RF Input PowerDC Power Dissipation

0.4

W

IIP345dBm

Switching Speed

100nsBias Current (+5V / -5V)

80/50 Max.

mAWeight

0.04 Max.

Ibs

Impedance

50Ω

Input / Output Connectors

SMA-Female(Input) – SMA-Female(Output)
Epoxy Sealed (Standard)

Package
Hermetically Sealed (Optional)

Rev 5. 01-23-2024 | Subject to change without notice

RF-LAMBDA USA LLC: www.rflambda.com
Sales: sales@rflambda.com Technical: support@rflambda.com

RFSP2TA0204G
Absolute Maximum Ratings
ParameterRatingBiasing+5V±10%/-5V±10%* TTL pins cannot be connected to the negative voltage otherwise the internal driver will be damaged.

Environmental Specifications and Test Standards
Parameter

Description

Operational Temperature-40⁰C to +85⁰C(Case Temperature)

Storage Temperature-50⁰C to +105⁰C

Thermal Shock-40⁰C → +85⁰C(5 Cycles / 10 hours)**Random Vibration

MIL-STD-202G
Table 214-I, Test Condition Letter C
1.5 Hours Per Axis

High Temperature Burn In

Temperature +85⁰C for 72 Hours

Shock

1. Weight >20g, 50g half sine wave for 11ms, Speed variation 3.44m/s
2. Weight <=20g, 100g Half sine wave for 6ms, Speed variation 3.75m/s
3. Total 18 times (6 directions, 3 repetitions per direction).

AltitudeStandard: 30,000 Ft (Epoxy Sealed Controlled Environment)
Optional: Hermetically Sealed (60,000 ft. 1.0 PSI min)

Hermetically Sealed(Optional)

MIL-STD-883 (For Hermetically Sealed Units)* * For vibration testing details please see additional information section.

Rev 5. 01-23-2024 | Subject to change without notice

RF-LAMBDA USA LLC: www.rflambda.com
Sales: sales@rflambda.com Technical: support@rflambda.com

RFSP2TA0204G

Insertion Loss @+25℃

Input VSWR @+25℃

Output VSWR @+25℃

Isolation @+25℃

Insertion Loss @-40℃

Input VSWR @-40℃

Rev 5. 01-23-2024 | Subject to change without notice

RF-LAMBDA USA LLC: www.rflambda.com
Sales: sales@rflambda.com Technical: support@rflambda.com

RFSP2TA0204G

Output VSWR @-40℃

Isolation @-40℃

Insertion Loss @+85℃

Input VSWR @+85℃

Output VSWR @+85℃

Isolation @+85℃

Rev 5. 01-23-2024 | Subject to change without notice

RF-LAMBDA USA LLC: www.rflambda.com
Sales: sales@rflambda.com Technical: support@rflambda.com

RFSP2TA0204G
Insertion Loss Temperature Coefficient

Insertion Loss vs. Temperature

IIP3

Switching Speed

Switching Speed

Rev 5. 01-23-2024 | Subject to change without notice

RF-LAMBDA USA LLC: www.rflambda.com
Sales: sales@rflambda.com Technical: support@rflambda.com

RFSP2TA0204G
Outline Drawing[X201]:Default Package
26 [1.02]
22 [0.87]

18 [0.71]

GND TTL

12.5 [0.49]
2 [0.08]
2- 2.8[0.11]
THRU-5V +5V

J0Truth Table

RF-Lambda
RFSP2TA0204G
F:2-4GHz
SN:XXXXXXXXXX

J2

9 [0.35]J113 [0.51]

TTL Control
Voltage
THRESHOLD
Control Input
TTL

High(1)=2.8~5V

1J0-J1

0J0-J2Low(0)=0~0.8V

StateControl Pin Customization available
upon request

3 [0.12]2 [0.08][X202]

7 [0.28]
4 [0.16]
4 [0.16]
4 [0.16]
25 [0.98]

Truth Table
12.5 [0.49]

22 [0.87]

6 [0.24]

5.5 [0.22]
6- 2 [0.08]
THRU

17.5 [0.69]

J0J2

RFSP2TA0204G
F:2-4GHz

J1

SN:XXXXXXXXXX

GND

5.5 [0.22]+5V -5V TTL

8.75 [0.34]

RF-Lambda

TTL ControlVoltage
THRESHOLD
Control Input
TTL

High(1)=2.8~5V

0J0-J1

1J0-J2Low(0)=0~0.8V

State

Control Pin Customization available
upon request
3 [0.12]

Notes:
1. Package Material: Aluminum
2. Finish: Gold Plated
3. All dimensions are in millimeters [inches].
4. Housing Tolerances±0.1 [0.004]unless otherwise specified.
5. Standard torque wrench must be used to secure RF connectors.

Additional Information
Documentation

Webpage

ESD Policy

https://rflambda.com/pdf/rflambda_esd_control.pdf

Connector Torque Specifications

https://www.rflambda.com/pdf/Torque_Specifications.pdf

Random Vibration Test Standard

https://www.rflambda.com/pdf/rflambda_random_vibration_MIL-STD-202G.pdf

Rev 5. 01-23-2024 | Subject to change without notice

RF-LAMBDA USA LLC: www.rflambda.com
Sales: sales@rflambda.com Technical: support@rflambda.com

RFSP2TA0204G
Ordering Information
Part Number

Modification

Description

RFSP2TA0204G

Standard

2GHz-4GHz SP2T PIN Diode Switch

Important Notice
The information contained herein is believed to be reliable. RF-Lambda makes no warranties regarding the information contained herein.
RF-Lambda assumes no responsibility or liability whatsoever for any of the information contained herein. RF-Lambda assumes no responsibility or
liability whatsoever for the use of the information contained herein. The information contained herein is provided "AS IS, WHERE IS" and with all faults,
and the entire risk associated with such information is entirely with the user. All information contained herein is subject to change without notice.
Customers should obtain and verify the latest relevant information before placing orders for RF-Lambda products. The information contained herein or
any use of such information does not grant, explicitly or implicitly, to any party any patent rights, licenses, or any other intellectual property rights,
whether with regard to such information itself or anything described by such information.
RF-Lambda products are not warranted or authorized for use as critical components in medical, life-saving, or life sustaining applications, or otherapplications where a failure would reasonably be expected to cause severe personal injury or death.

Rev 5. 01-23-2024 | Subject to change without notice

RF-LAMBDA USA LLC: www.rflambda.com
Sales: sales@rflambda.com Technical: support@rflambda.com