433 MHz ISM Antenna SMD (25x5mmx1.2) P/N 0433AT62A0020
Detail Specification: Page 1 of 10
*See page 8 for tuned ant enna performanc e at 460MHz
*See page 9 for tuned ant enna performanc e at 403MHz
Part Nu m b er Expla n ation
Mechanical Dimensions
L± ±
W± ±
T± ±
a± ±
a2 ± ±
4001 Calle Tecate • Camarillo, CA 93012 • TEL 805.389.1166 FAX 805.389.1821
2018 Johanson Technology, Inc. All Rights Reserved
50 Ω
-40 to +85°C
+5 ~ +35 °C
Humidity 45~75%RH
18 mos. max
Part Number
Frequency (MHz)*
Peak Gain (XZ-total)
Average Gain (XZ-total)
Return Loss
Impedance
Power Capacity (W)
3 max. (CW)
Operating Temperature
Ver 3.0
5/30/2018
0.10
1.20
0.50
0.20
1.00
0.20
0.008
0.004
0.008
0433AT62A0020
423 - 443
-4.0 dBi typ.
-4.0 dBi typ.
9.5 dB min.
"High Frequency Ceramic Solutions"
1
NC
Function
No.
Feeding Point
mm
25.00
5.00
In
Reel Quantity
General Specifications
eg. 0433AT62A0020(E or S)
0.20
0.008
0.020
0.20
2
Recommended Storage
Conditions for unused
T&R product
P/N Suffix
500 pcs.
Packing Style
Johanson Technology, Inc . reserves the right t o make des i gn changes without noti ce. Please confirm the specific at i onsand
delivery condit ions when placing your order. All sales are subj ect to Johanson Technology, Inc. terms and c ondi tions.
0.039
0.047
0.984
0.008
100% Tin
Suffix = None
eg. 0433AT62A0020S
Suffix = S
Suffix = T
Bulk
T & R
0.197
eg. 0433AT62A0020E
1
2
a1
T
a2
L
W
www.johansontechnology.com
433 MHz ISM Antenna SMD (25x5mmx1.2) P/N 0433AT62A0020
Detail Specification: Page 2 of 10
4001 Calle Tecate • Camarillo, CA 93012 • TEL 805.389.1166 FAX 805.389.1821
2018 Johanson Technology, Inc. All Rights Reserved
"High Frequency Ceramic Solutions"
Mounting Consideration - 1 (Evalauation board p/n: 0433AT62A0020-EB1SMA)
Ver 3.0
5/30/2018
Johanson Technology, Inc . reserves the right t o make des i gn changes without noti ce. Please confirm the specific at i onsand
delivery condit ions when placing your order. All sales are subj ect to Johanson Technology, Inc. terms and c ondi tions.
73
50
Antenna
No Ground (Yellow
area)
50 ohm feed line
Ground
28
units in mm
45
Matching circuit**:
See Note 2 below!
**Note 2: We recommend that the designer leave available slots for a "pi" (or shunt-series-shunt)
matching network. The antenna matching values in this datasheet only apply to Johanson's evaluation
board.
If you need help and would like us to do the tuning and characterization, go to:
https://www.johansontechnology.com/tuning and see how to obtain the new values. If you need
further help, such as needing the layout file of the above, contact our RF Applications Eng. Team at:
https://www.johansontechnology.com/ask-a-question
Want the layout file of the above?
Send us a message at: www.johansontechnology.com/ask-a-question
Orderable EVB Johanson p/n: 0433AT62A0020-EB1SMA
to request a sample, go to: www.johansontechnology.com/request-a-sample
www.johansontechnology.com
433 MHz ISM Antenna SMD (25x5mmx1.2) P/N 0433AT62A0020
Detail Specification: Page 3 of 10
4001 Calle Tecate • Camarillo, CA 93012 • TEL 805.389.1166 FAX 805.389.1821
2018 Johanson Technology, Inc. All Rights Reserved
Ver 3.0
"High Frequency Ceramic Solutions"
5/30/2018
Electrical Characteristics: Mounting Consideration - 1 (0433AT62A0020-EB1SMA)
Johanson Technology, Inc . reserves the right t o make des i gn changes without noti ce. Please confirm the specific at i onsand
delivery condit ions when placing your order. All sales are subj ect to Johanson Technology, Inc. terms and c ondi tions.
Return Loss on EVB1 (pages 1&2) with matching network.
350 400 450 500300 550
-25
-20
-15
-10
-5
-30
0
freq, MHz
dB(S(1,1))
m1
m2m3
m1
freq=
dB(S(1,1))=-15.487
423.0MHz
m2
freq=
dB(S(1,1))=-21.698
433.0MHz
m3
freq=
dB(S(1,1))=-19.429
443.0MHz
100 200 300 4000500
-15
-10
-5
-20
0
freq, M Hz
dB(S(1,1))
m1
m1
freq=
dB(S(1,1))=-12.131
454.0MHz
Return Loss without matching network (0Ω resistor in series on EVB).
www.johansontechnology.com
433 MHz ISM Antenna SMD (25x5mmx1.2) P/N 0433AT62A0020
Detail Specification: Page 4 of 10
4001 Calle Tecate • Camarillo, CA 93012 • TEL 805.389.1166 FAX 805.389.1821
2018 Johanson Technology, Inc. All Rights Reserved
"High Frequency Ceramic Solutions"
Typical Radiation Performance @ 25°C Mounting Consideration - 1 (0433AT62A0020-EB1SMA)
Ver 3.0
5/30/2018
Johanson Technology, Inc . reserves the right t o make des i gn changes without noti ce. Please confirm the specific at i onsand
delivery condit ions when placing your order. All sales are subj ect to Johanson Technology, Inc. terms and c ondi tions.
YZ-plane
XZ-plane
XY-plane
θ
+Z
(θ = 0°)
+Y
(θ = 90°)
-Y
-Z
θ
+Z (θ = 0°)
+X (θ = 90°)
-X
-Z
φ
+X (φ = 0°)
-X +Y (φ = 90°)
-Y
+Z
-Z
+Y
-Y
+Z
-Z
+X
-X
+X
-X
+Y
-Y
www.johansontechnology.com
433 MHz ISM Antenna SMD (25x5mmx1.2) P/N 0433AT62A0020
Detail Specification: Page 5 of 10
Units: mm
4001 Calle Tecate • Camarillo, CA 93012 • TEL 805.389.1166 FAX 805.389.1821
2018 Johanson Technology, Inc. All Rights Reserved
"High Frequency Ceramic Solutions"
5/30/2018
Part Number
0433AT62A0020
Frequency (MHz)
423 - 443
Peak Gain (X Z -total)
-6.8 dBi typ. (Mounting 2)
Impedance
50 Ω
Average Gain (X Z-to tal)
-7.2 dBi typ. (Mounting 2)
Return Loss
5 dB min. (Mounting 2)
No.
Function
1
Feeding Point
Terminal Configuration
We recommend that the designer l eave avail able slots
for a "pi" (or shunt-series-shunt) matching net work. T he
antenna m at ching values in t hi s datasheet onl y apply t o
Johanson's evaluation board.
If you need furt her hel p and would like us to do the
tuning and characterization, go to:
Ver 3.0
Mounting Consideration - 2
Mount these devices with the red mark facing
2
NC
General Specifications: Mounting Consideration - 2 (Larger PCB)
1
2
Land
Solder Resist
56 pF
18 nH
www.johansontechnology.com/ipc-antenna-services
www.johansontechnology.com
433 MHz ISM Antenna SMD (25x5mmx1.2) P/N 0433AT62A0020
Detail Specification: Page 6 of 10
4001 Calle Tecate • Camarillo, CA 93012 • TEL 805.389.1166 FAX 805.389.1821
2018 Johanson Technology, Inc. All Rights Reserved
Ver 3.0
Electrical Characteristics: Mounting - 2 (0433AT62A0020-EB4SMA)
"High Frequency Ceramic Solutions"
5/30/2018
Mounting Consideration - 2 (Evaluation board p/n: 0433AT62A0020-EB4SMA)
Johanson Technology, Inc . reserves the right t o make des i gn changes without noti ce. Please confirm the specific at i onsand
delivery condit ions when placing your order. All sales are subj ect to Johanson Technology, Inc. terms and c ondi tions.
units in mm
0433AT62A0020-EB4SMA
350 400 450 500300 550
-20
-10
-30
0
freq, MHz
dB(S(1,1))
m124
m125
m127
m124
freq=
dB(S(1,1))=-22.240
433.0MHz
m125
freq=
dB(S(1,1))=-5.422
423.0MHz
m127
freq=
dB(S(1,1))=-5.265
443.0MHz
www.johansontechnology.com
Orderable EVB J ohans on p/n: 0433AT 62A0020-EB4SMA
To request an evaluation board, go to: www.johansontechnology.com/request-a-sample
433 MHz ISM Antenna SMD (25x5mmx1.2) P/N 0433AT62A0020
Detail Specification: Page 7 of 10
4001 Calle Tecate • Camarillo, CA 93012 • TEL 805.389.1166 FAX 805.389.1821
2018 Johanson Technology, Inc. All Rights Reserved
Ver 3.0
"High Frequency Ceramic Solutions"
5/30/2018
Typical Radiation Performance @ 25°C Mounting Consideration - 2 (0433AT62A0020-EB4SMA)
Johanson Technology, Inc . reserves the right t o make des i gn changes without noti ce. Please confirm the specific at i onsand
delivery condit ions when placing your order. All sales are subj ect to Johanson Technology, Inc. terms and c ondi tions.
YZ-plane
XZ-plane
XY-plane
θ
+Z (θ = 0°)
+Y (θ = 90°)
-Y
-Z
θ
+Z (θ = 0°)
+X (θ = 90°)
-X
-Z
φ
+X (φ = 0°)
-X +Y (φ = 90°)
-Y
+Z
-Z
+Y
-Y
+Z
-Z
+X
-X
+X
+Y
-Y
-X
www.johansontechnology.com
433 MHz ISM Antenna SMD (25x5mmx1.2) P/N 0433AT62A0020
Detail Specification: Page 8 of 10
4001 Calle Tecate • Camarillo, CA 93012 • TEL 805.389.1166 FAX 805.389.1821
2018 Johanson Technology, Inc. All Rights Reserved
"High Frequency Ceramic Solutions"
5/30/2018
Tuning 0433AT62A0020 to 460MHz
Ver 3.0
Orderable EVB Johanson p/n: 0433AT62A0460- EB1SMA
Johanson Technology, Inc . reserves the right t o make des i gn changes without noti ce. Please confirm the specific at i onsand
delivery condit ions when placing your order. All sales are subj ect to Johanson Technology, Inc. terms and c ondi tions.
4.7 pF
GND
50 ohm CPWG
GND Vias
2.
27nH
2
22.5
5.5
Ground
Clearance
(yellow area) Matching
circuit to
change
Fo to
460MHz
73
50
Antenna
No Ground (Yellow
area)
50 ohm feed line
Ground
28
45
Matching circuit
changes
4.7 pF
27nH
www.johansontechnology.com
433 MHz ISM Antenna SMD (25x5mmx1.2) P/N 0433AT62A0020
Detail Specification: Page 9 of 10
4001 Calle Tecate • Camarillo, CA 93012 • TEL 805.389.1166 FAX 805.389.1821
2018 Johanson Technology, Inc. All Rights Reserved
Ver 3.0
Johanson Technology, Inc . reserves the right t o make des i gn changes without noti ce. Please confirm the specific at i onsand
delivery condit ions when placing your order. All sales are subj ect to Johanson Technology, Inc. terms and c ondi tions.
"High Frequency Ceramic Solutions"
5/30/2018
Tuning 0433AT62A0020 to 403MHz
73
50
Matching
circuits
Feed Ground
3.3 pF
50Ω Feed
GND
2.5
47 nH
2
22.5
5.5
No Ground
200 300 400 500 600100 700
-20
-10
-30
0
freq, MHz
dB(S(1,1))
m1
m2
m3
m1
freq=
dB(S(1,1))=-24.850
402.0MHz
m2
freq=
dB(S(1,1))=-25.824
405.0MHz
m3
freq=
dB(S(1,1))=-30.002
403.5MHz
Orderable EVB Johanson p/n: 0433A T 62A0020-EB5SMA
Matching
circuits
www.johansontechnology.com
433 MHz ISM Antenna SMD (25x5mmx1.2) P/N 0433AT62A0020
Detail Specification: Page 10 of 10
4001 Calle Tecate • Camarillo, CA 93012 • TEL 805.389.1166 FAX 805.389.1821
2018 Johanson Technology, Inc. All Rights Reserved
Ver 3.0
RoHS Compl iance
MSL Info
Johanson Technology, Inc . reserves the right t o make des i gn changes without noti ce. Please confirm the specific at i onsand
delivery condit ions when placing your order. All sales are subj ect to Johanson Technology, Inc. terms and c ondi tions.
"High Frequency Ceramic Solutions"
5/30/2018
More SMD Chip Antennas at:
Pack aging informati o n
Soldering Information
Antenna layout and tuning techniques (How to obtain the new antenna matching values)
Antenna layout revie w, tuning, and characterization services
www.johansontechnology.com/antennas
www.johansontechnology.com/tape-reel-packaging
www.johansontechnology.com/ipcsoldering-profile
www.johansontechnology.com/tuning
www.johansontechnology.com/ipc-antenna-services
www.johansontechnology.com/rohs-compliance
www.johansontechnology.com/msl-rating
For all sample requests go to
www.johansontechnology.com/request-a-sample
www.johansontechnology.com
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Authorized Distributor
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0433AT62A0020E