RFSPSTA0118G
Absorptive Coaxial SPST Switch
1GHz-18GHz
Product Description
RFSPSTA0118G is an absorptive coaxial single pole single throw switch with afrequency range of 1 to 18GHz.
The maximum power input of this switch is 30dBm. The insertion loss is 1.5dB
with a typical isolation of 85dB.
The product features fast switching speed, low insertion loss and high isolation.
The working temperature of this product is between - 40℃ and + 85℃Features••••••

Typical Applications•••••••••

TTL compatible driver includedFast Switching Speed
Low Power Cold Switching
Insertion Loss 1.5dB Typical
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

TypFrequency Range

1-8

Insertion Loss

1.3

Insertion Loss Temperature Coefficient

0.003

Isolation (J0→J1)

80

MaxMinTypMax

Min

8-12
1.5

1.580

Max12-18
2.0

2.00.003

90

Typ7090Units
GHz

2.5dB

0.003

dB/ °C

85dB

Input VSWR

1.5

1.8

1.5

1.8

1.5

1.8:1Output VSWR

1.5

1.8

1.5

1.8

1.5

1.8:130dBm

RF Input Power

3030

DC Power Dissipation

0.3

0.3

0.3

W

0.1dB Compression Point (P0.1dB)

30

30

30dBm

IIP3

45

4343dBm

Switching Speed

100 Max.

ns

Bias Current (+5V/-5V)

80/50 Max.

mA

Weight0.03 Max.

Ibs

Impedance

50ΩInput / Output Connectors

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

Package
Hermetically Sealed (Optional)* J0: Absorptive Port

J1: Reflective port

Rev 4. 01-09-2023 | Subject to change without notice

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

RFSPSTA0118G
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. 01-09-2023 | Subject to change without notice

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

M3 12.000000 GHz 1.2907 U
M4 18.000000 GHz 1.0580 U

7400
6600

-40

5000-50

4200-60

M11800

M2-80
M3

M4Insertion
1000 Loss @+25℃

S1210.07.5

Stop 18.5 GHzCal3

M1 1.000000 GHz -0.5396 dB
M2 8.000000 GHz -1.2160 dB
M3 12.000000 GHz -1.4434 dBM4 18.000000 GHz -1.9916 dB

5.0
100000 GHz
00000 GHz
00000 GHz
00000 GHz

1.1973 U
1.3521 U
1.2907 U
1.0580 U-90

Input VSWR @+25℃

Ch1 fb Start 500 MHz Pb 0 dBm
Trc3 S12 dB Mag 2.5 dB / Ref 0 dB

RFSPSTA0118G

-70

2600

Cal-305800

3400
Typical PerformancePlots

M3 12.000000 GHz -1.4434 dB
M4 18.000000 GHz -1.9916 dB-20

Ch1 fb Start 500 MHz Pb 0 dBm

Trc7 S22 SWR 800 mU/Trc1Ref 1S11U SWR
Cal 800 mU/ Ref 1 U4
M1 1.000000 GHz
S1182008.000000 GHz
M2M312.000000 GHz7400
M4 18.000000 GHz
6600

S228200
7400
6600

M1M2
M3
M42Trc2
2.5S12 dB Mag 10 dB / Ref 0 dB Cal
M1 0M2M3
M4S12M1
1.000000
GHz-0.5396dB0.0-10
M2 8.000000 GHz -1.2160 dB-2.5
M3 12.000000 GHz -1.4434 dB-20
M4 18.000000 GHz -1.9916 dB-5.0-30-7.5-40-10.0-50-60fb Start 500 MHz Pb 0 dBm
Ch1

Stop 18.5 GHz

BCal30000 GHz -0.5396 dB
0000 GHz -1.2160 dB
0000 GHz -1.4434 dB0000 GHz -1.9916 dB

M3M4M1 U1.000000 GHz
1.1842M2 U8.000000 GHz
1.2611M3 12.000000
GHz1.3492
U
M4 18.000000
GHz1.2566
U-20-30-40

5000-504200

4200-603400

3400

-70

2600

2600

M11800

M2M11800

-80

M3

M2

M3

M4

M4

1000
1000
Ch10 dBm
fb Start 500 MHz0 dBm
Ch1 fb Start 500 MHz Pb
StopPb
18.5
GHz
Trc3 S12 dB Mag 2.5 dB / Ref 0 dB

-90Isolation@+25℃
7.5
Stop 18.5 GHz-90

Stop 18.5 GHz

Ch1 fb Start 500 MHz

3

Trc7 S22 SWR 800 m

Cal

M1 1.000000 GHz -0.5396 dB
M2 8.000000 GHz -1.2160 dBM3 12.000000 GHz -1.4434 dB
M4 18.000000 GHz -1.9916 dB

S1210.0

Ch1 fb Start 500 MHz Pb 0 dBm

1.1973 U
1.3521 U
1.2907 U
1.0580 U

M1
Trc2 S12 dB Mag 10 d0
S12-105000

Output VSWR @+25℃

Stop 18.5 GHz

15800-80
M4

Cal

5800

-70
1/1/2003,
1:43 AM
M3

Stop 18.5 GHz

5.0
1 Trc2
2Trc7 S22 SWR 800 mU/Trc1
Ref 1S11U SWR
Cal 800 mU/ Ref 1 U4 Cal
2.5S12 dB Mag 10 dB / Ref 0 dB Cal
M1 0M2
M11.000000
GHz1.2108
U
M3
M1 1.000000 GHz 1.1842 U
S11S12M1 1.000000 GHz -86.724 dB
S22
M40.082008.000000 GHz 1.2611-108200
M2 U8.000000 GHz 1.2039 U
M2 8.000000 GHz -95.313 dB
M2-2.5M3 U12.000000 GHz 1.3414 U
M3 12.000000 GHz -88.656 dB
M312.000000 GHz 1.3492
7400-207400
M4 U18.000000 GHz 1.4075 U
M4 18.000000 GHz -83.162 dB
M4 18.000000 GHz 1.2566-5.06600-306600
M1M2/ Ref 0 dB M3Cal
M42
Trc1 S11 SWR 800 mU/ Ref 1 U Cal
1 Trc2 S12 dB Mag 10 dB-7.55800-4005800M11.000000
GHz1.2153
US11S12
M1-10.0 1.000000 GHz -0.5049 dB
50008.000000 GHz 1.4202 U-508200-105000
M2
M2 8.000000 GHz -1.1256 dB
M312.000000 GHz 1.3896 U
M312.000000
GHz4200
-60fb
7400
-20
4200
Ch1Start 500
MHz-1.3978
Pb 0 dBdBm
Stop 18.5 GHz
M4 18.000000 GHz 1.2434 U
M4 18.000000 GHz -1.8204 dB
3400
-70
6600
-30
1/1/2003, 1:43 AM3400
M4
M1-80
2600
M35800
-40
2600
M4
M2
M3M11800
M2
M2
M4 M3-50-90
M150001800

S228200
7400
6600
5800
500042003400
2600
M118001000
Ch1 fb Start 500 MHz

10004200-60
1000
Ch10 dBm
fb Start 500 MHz0 dBm
Stop 18.5 GHz Ch1 fb Start 500 MHz Pb 0 dBm
Stop 18.5 GHz
Ch1 fb Start 500 MHz Pb
StopPb
18.5
GHz
3400
-70
M1
M2
M3
M4
Trc3 S12 dB Mag 2.5 dB / Ref 0 dB Cal
3 Trc7 S22 SWR 800 mU/ Ref 1 U Cal
4
2600
-80
M1
1.000000
GHz-85.839
dB
M1
1.000000
GHz23.520
U
M2 S12S22M3
M4
M11800-90GHz -95.313 dB
10.08200
M2 8.000000
M2 8.000000 GHz 14.868 U
M3 12.000000 GHz -88.656 dB Input7400
Insertion
VSWR @-40℃ M3 12.000000 GHz 13.656 U
1000 Loss @-40℃7.5
Ch1 fb Start 500 MHz Pb 0 dBm
Stop 18.5
Ch1 GHzfb Start
500 dBMHz Pb 0 dBm
Stop 18.5
M4 GHz18.000000-83.162
M4GHz
18.000000 GHz 11.030 U
5.06600
M1
M
Trc3 S12 dB Mag 2.5 dB / Ref 0 dB Cal
3 Trc7 S22 SWR 800 mU/Trc1RefS11
1 U SWR
Cal 800 mU/ Ref 1 U 4 Cal
1 Trc2 S12 dB Mag 10 dB
2.558000
M1 1.000000 GHz -0.5049 dB
M1 1.000000 GHz 1.1902
UM1 1.000000
GHz 1.2153 U
S12S22S11S1250008.000000 GHz 1.3135 U10.08200
M2 0.08.000000 GHz -1.1256 dB8200-10M2
M2 8.000000 GHz 1.4202 U
M3-2.512.000000 GHz -1.3978 dB
M312.000000 GHz 1.4776
U4200
M3 12.000000
GHz 1.3896 U
7.57400
7400-20
M4 18.000000 GHz -1.8204 dB
M4 18.000000 GHz 1.1183
U
M4 18.000000
GHz 1.2434 U-5.03400
5.06600
6600-30

Stop 18.5 GHz

M1

2.50.0-2.5-5.0-7.5
M2 -10.0
M1M3M2M4

Ch1 fb Start 500 MHz Pb 0 dBm

5800

2600
5800

-40

M3 5000

1800
5000-504200
3400

1/1/2003, 1:43 AM

M4Stop 18.5 GHz

10004200
Ch1 fb Start 500 MHz Pb 0 dBm
3400

-7.5

2600

2600

-10.0

M11800

M2
M11800Ch1 fb Start 500 MHz Pb 0 dBm

Stop 18.5 GHz

1/1/2003, 3:05 AM-80

M3

M2

M4

Trc3 S12 dB Mag 2.5 dB / Ref 0 dB

7.5
5.0
M1

2.5-60
-70

M3

M4

1000
1000
Ch1 fb Start 500 MHz PbdBm
StopPb18.5
GHz
Ch10 fb
Start 500 MHz0 dBm

S1210.0

Rev 4. 01-09-2023 | Subject to change without notice

Stop 18.5 GHz-90

Stop 18.5 GHz

Ch1 fb Start 500 MHz P

3

Trc7 S22 SWR 800 mU

Cal

M1 1.000000 GHz -0.5049 dB
M2 8.000000 GHz -1.1256 dB
M3 12.000000 GHz -1.3978 dB
M4 18.000000 GHz -1.8204 dB

S228200
7400
6600

RF-LAMBDA USA LLC: www.rflambda.com
5800

M2
M3
M4
Sales:
sales@rflambda.com
Technical: support@rflambda.com
0.05000

8.000000 GHz 1.4202 U
2.000000 GHz 1.3896 U
8.000000 GHz 1.2434 U-20-30

M2 8.000000 GHz -1.1256 dB
M3 12.000000 GHz -1.3978 dB
M4 18.000000 GHz -1.8204 dB-40

RFSPSTA0118G-50-60-70
Typical Performance
Plots-80
M3

M4-90

Output VSWR @-40℃m

Stop 18.5 GHz

dB

Cal

Ch1 fb Start 500 MHz Pb 0 dBm

Isolation @-40℃

Stop 18.5 GHzCal
1 Trc2 S12 dB Mag 10 dB / Ref 0 dB Cal
20
M1
1.000000GHz
1.2591U
M11.000000
GHz
1.1902US11
S12
M11.000000
GHz-91.984
dB
S228200 8.000000 GHz 1.3135-108200
M2 U8.000000 GHz 1.2950 U
M2 8.000000 GHz -87.825 dB
M2
M3 12.000000
GHz 1.4351 U
M3 12.000000 GHz -86.793 dB
M3U740012.000000 GHz 1.4776-207400
M4 18.000000
GHz 1.3187 U
M4 18.000000 GHz -81.751 dB
M4 18.000000 GHz 1.1183
U6600-306600
M1
M2/ Ref 0 dB M3Cal
M42
Trc1 S11 SWR 800 mU/ Ref 1 U Cal
1 Trc2 S12 dB Mag 10 dB
05800-405800
M1 1.000000 GHz 1.2584 U
S11S12M1 1.000000 GHz -0.5782 dB
8200-105000 8.000000 GHz 1.3650 U
M4M2
M2-50 8.000000 GHz -1.1680 dB
5000
M312.000000 GHz 1.3132 U
M3-6012.000000 GHz -1.4164 dB7400-2042004200
M4 18.000000 GHz 1.2387 U
M4 18.000000 GHz -1.9063 dB
6600
-30
3400
-70
3400
M4
M3
5800
-40
M2
2600-80
2600
M1
M3-50
M3
M4
M2
M118005000-90
M2
M11800
M4
4200
-60
1000
1000
Ch10 fb
Start 500 MHz0 dBm
Stop 18.5 GHz Ch1 fb Start 500 MHz Pb 0 dBm
Stop 18.5 GHz
Stop 18.5 GHz Ch1
fb Start 500 MHz PbdBm
StopPb18.5
GHz
3400
-70
M1
M2
M3
M4
Trc3 S12 dB Mag 2.5 dB / Ref 0 dB -80
Cal
3 Trc7 S22 SWR 800 mU/ Ref 1 U Cal
42600

3Trc7 S22 SWR 800 mU/Trc1Ref S111 U SWR
Cal 800 mU/ Ref 1 U4000000 GHz -0.5049 dB000000 GHz -1.1256 dB000000 GHz -1.3978 dB
000000 GHz -1.8204 dBm

M3M11800

M2 S1210.034003400

M3

M1 M41.000000
M1 1.000000 GHz 25.465 U
S22-90GHz -91.984 dB8200
M2 8.000000 GHz -87.825 dB
M2 8.000000 GHz 16.726 UInsertion
Loss @+85℃
1000
M3 12.000000 GHz -86.793 dB Input VSWR @+85℃ M3 12.000000 GHz 16.354 U
Ch1 fb Start 500 MHz Pb 07.5dBm
Stop 18.5 GHz Ch1 fb Start 500 MHz Pb 7400
0 dBm
Stop 18.5 GHz
M4 18.000000 GHz -81.751 dB
M4 18.000000 GHz 12.956 U M1Trc16600
S11 SWR 800 mU/ Ref 1 U Cal
1 Trc2 S12 dB Mag
5.00 dB Cal
Trc3 S12 dB Mag 2.5 dB / Ref
3 Trc7 S22 SWR 800 mU/ Ref
1 U Cal40M1 1.000000 GHz 1.2584 U
5800 1.000000 GHz 1.2371
S11S12M1 2.51.000000 GHz -0.5782 dB
M1US12S228200-10
M2 8.000000 GHz 1.3650 U
10.08200
M2 0.08.000000 GHz -1.1680 dB
M25000 8.000000 GHz 1.2530 U
M3 12.000000
GHz 1.3132 U
M312.000000GHz-1.4164
dB7400-20
M312.000000
GHz1.3865
U7.57400
4200
M4 18.000000
GHz 1.2387 U
M4-2.518.000000 GHz -1.9063 dB
M4 18.000000 GHz 1.0774
U6600
-30
5.06600-5.03400
M1M2
M3
M4U Cal1 Trc225800-40
2.5S12 dB Mag 10 dB / Ref 0 dB Cal
5800-7.52600
M1 0M2 M1 1.000000
M3 GHz -0.5782 dB
1.000000 GHz 1.2584 U
S125000-50
M40.05000-10-10.0 8.000000 GHz -1.1680
18008.000000 GHz 1.3650 U
M2dB
M1
M2
M3
M4-2.542004200-60
2.000000 GHz 1.3132 U
M3 12.000000 GHz -1.4164 dB-201000
8.000000 GHz 1.2387 U
M4 fb
18.000000
GHz
Ch1
Start 500
MHz-1.9063
Pb 0 dBdBm
fb Start 500 MHz Pb 0 dBm
Stop 18.5 GHz-5.0
3400 Stop 18.5 GHz Ch1
3400-70-301/1/2003, 3:05 AM
-7.5
2600
2600
-80-40
M3
M2
M11800
M2
M3
M11800
M4-10.0
M4-90-50
1000
1000-60fb Start 500 MHz Pb 0 dBm
Ch1
Stop 18.5 GHz Ch1 fb Start 500 MHz Pb
StopPb18.5
GHz
Ch1 0fbdBm
Start 500 MHz0 dBm
Stop 18.5 GHz Ch1 fb Start 500 M-701/1/2003,
4:33 AM
Trc3 S12 dB Mag 2.5 dB / Ref 0 dB Cal
3 Trc7 S22 SWR 80-80
M1 1.000000 GHz -0.5782 dB
M3S12S22M4-9010.08200
M2 8.000000 GHz -1.1680 dB
Output VSWR @+85℃
Isolation @+85℃ M3 12.000000 GHz -1.4164 dB
7.57400m
Stop 18.5 GHz Ch1 fb Start 500 MHz Pb 0 dBm
Stop 18.5 GHz
M4 18.000000 GHz -1.9063 dB
5.0S12 dB Mag 10 dB / Ref 0 dB Cal6600
Trc11 Trc22dB Cal
3 Trc7 S22 SWR 800 mU/RefS111 U SWR
Cal 800 mU/ Ref 1 U4 Cal02.55800
M11.000000
GHz1.2847
U000000 GHz -0.5782 dB
M1 1.000000 GHz 1.2371 US11
M1 1.000000 GHz -86.911 dB
S22
M1S128200-10
M2 M2 8.000000
8200
M3 GHz -96.825 dB
M2 U8.000000 GHz 1.2892 U000000 GHz -1.1680 dB
M2 8.000000 GHz 1.2530
M40.05000
M3 12.000000
GHz 1.3303 U000000 GHz -1.4164 dB
M3 12.000000 GHz -87.942 dB
M3 12.000000 GHz 1.3865
U7400-207400-2.54200
000000 GHz -1.9063 dB
M4 18.000000GHz 1.3850 U
M4 18.000000 GHz -85.789 dB
M4 18.000000 GHz 1.0774
U6600
-30
6600
-5.0
3400
5800
-405800
-7.5
2600
M3
5000
-50
M4
5000
M11800-10.0
4200-604200

m

2600
M11800Stop 18.5 GHz-70

Ch1 fb Start 500 MHz Pb 0 dBm
M1-80

2600
M1
M2 1800

M3

M4

M3

M2

M4

1000
1000
Ch1 fb Start 500 MHz Pb 0 dBm
Ch1 fb Start 500 MHz Pb 0 dBm
Stop 18.5 GHz
Trc3 S12 dB Mag 2.5 dB / Ref 0 dB
S1210.0
7.5
5.0

Rev 4. 01-09-2023 | Subject to change without notice
2.51/1/2003, 4:33 AM-90

Ch1 fb Start 500 MHz Pb 0 dBm

3

M1
M2
Trc7 S22 SWR 800 mU/ Ref 1 U

M1 1.000000 GHz -86.911 dB
M2 8.000000 GHz -96.825 dB
M3 12.000000 GHz -87.942 dB
M4 18.000000 GHz -85.789 dB

S228200
7400
6600

M4

1000
Ch1 fb Start 500 M

M2

Stop 18.5 GHz
Cal

Stop 18.5 GHz
M3Stop 18.5 GHz
M3
CalM4
4

M1 1.000000 GHz 21.219 U
M2 8.000000 GHz 16.052 U
M3 12.000000 GHz 14.998 U
M4 18.000000
GHz www.rflambda.com
12.278 U
RF-LAMBDA
USA LLC:

Sales:
sales@rflambda.com Technical: support@rflambda.com
5800

RFSPSTA0118G
Typical Performance Plots

Insertion Loss Temperature Coefficient

Insertion Loss vs. Temperature

IIP3

Switching Speed

Switching Speed

Rev 4. 01-09-2023 | Subject to change without notice

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

RFSPSTA0118G
Outline Drawing

4 [0.16]
4 [0.16]

6 [0.24]
4 [0.16]

4- 2.8 [0.11]
THRU

24 [0.94]
20 [0.79]

20 [0.79]
15 [0.59]

3 [0.12]2 [0.08]

9.5 [0.37][X101]

RF-LambdaJ0RFSPSTA0118G
F:1-18GHz
SN:XXXXXXXXXX

J1+5V -5V TTL GND

Truth TableTTL Control
Voltage
THRESHOLD
Control Input
TTL

High(1)=2.8~5V

1ON0OFF

Low(0)=0~0.8V

StateControl Pin Customization available
upon request

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 4. 01-09-2023 | Subject to change without notice

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

RFSPSTA0118G
Ordering Information
Part Number

Modification

Description

RFSPSTA0118G

Standard

1GHz-18GHz SPST 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 orany 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. 01-09-2023 | Subject to change without notice

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