RFSP3TA0018G
Absorptive Coaxial SP3T Switch
0.02GHz-18GHz
Product Description
RFSP3TA0018G is an absorptive coaxial single pole three throw switch with afrequency range of 0.02 to 18GHz.
The maximum power input of this switch is 30dBm. The insertion loss is 4.2dB
with a typical isolation of 75dB.
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 Switching
Insertion Loss 4.2dB
Isolation 75dB 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

TypFrequency Range

0.02~6

Insertion Loss

1.8

Insertion Loss Temperature Coefficient

0.003

Isolation

60

MaxMinTypMaxMin

6~122.24.260

Max

12~184.54.40.003

80

Typ7560UnitsGHz

4.8

dB0.003dB/ °C

65

dB

Input VSWR

1.8

2.0

1.5

1.8

1.5

1.8:1

Output VSWR

1.6

1.8

1.5

1.8

1.5

1.8:130dBm

RF Input Power3030

Power Dissipation

0.6

0.6

0.6

W

IIP3

484543dBm

Switching Speed

250 Max.

ns

Bias Current (+5V/-5V)

120/50 Max

mA

Weight0.072 Max.

Ibs

Impedance

50ΩInput / Output Connectors

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

Package
Hermetically Sealed (Optional)

Rev 4. 01-26-2024 | Subject to change without noticeRF-LAMBDA USA LLC: www.rflambda.com
Sales: sales@rflambda.com Technical: support@rflambda.com

RFSP3TA0018G
Absolute Maximum Ratings
Parameter

Rating

Biasing+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 4. 01-26-2024 | Subject to change without notice

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

RFSP3TA0018G
Typical Performance Plots
Insertion Loss @+25℃

Input VSWR @+25℃

Output VSWR @+25℃

Isolation @+25℃

Insertion Loss @-40℃

Input VSWR @-40℃

Rev 4. 01-26-2024 | Subject to change without notice

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

RFSP3TA0018G
Typical Performance Plots

Output VSWR @-40℃

Isolation @-40℃

Insertion Loss @+85℃

Input VSWR @+85℃

Output VSWR @+85℃

Isolation @+85℃

Rev 4. 01-26-2024 | Subject to change without notice

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

RFSP3TA0018G
Typical Performance Plots

Insertion Loss Temperature Coefficient

Insertion Loss vs. Temperature

IIP3

Switching Speed

Switching Speed

Rev 4. 01-26-2024 | Subject to change without notice

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

RFSP3TA0018G
Outline Drawing

40 [1.57]
36 [1.42][X301]

12.5 [0.49]
2.5 [0.10]

14 [0.55]
8 [0.31]

4 [0.16]

7 [0.28]

7 [0.28]

25 [0.98]
16.5 [0.65]

GND C2C1J0-5V +5V

RF-Lambda
RFSP3TA0018G
F:0.02-18GHz
SN:XXXXXXXXXX

J2J1

6 [0.24]

J3

4- 2.8[0.11]
THRU

13 [0.51] 13 [0.51]

3 [0.12]

Truth TableTTL Control
Voltage
THRESHOLD

Low(0)=0~0.8V
High(1)=2.8~5V

Control Input TTL
Signal Path State
C1C200J0-J101J0-J2

10J0-J311OFFControl Pin Customization available
upon request

Notes:
1. Package Material: Aluminum
2. Plating: 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 4. 01-26-2024 | Subject to change without notice

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

RFSP3TA0018G
Ordering Information
Part Number

Modification

Description

RFSP3TA0018G

Standard

0.02GHz-18GHz SP3T 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 orliability 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 4. 01-26-2024 | Subject to change without notice

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