R F
C o m p o n e n t s
April 2015
Multilayer Balun
For 1920–2170MHz
HHM1534
2.0×1.25mm [EIA 0805]*
* Dimensions Code JIS[EIA]
Caution
The products in this catalog will be or have been
stopped production
Discontinue Issue Date
Jun. 3, 2022
Last Purchase Order Date
Mar. 31, 2023
Last Shipment Date
Mar. 31, 2024
Please refer to our Web site about replacement information.
RF Components
Multilayer Balun
Conformity to RoHS Directive
For 1920–2170MHz
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HHM1534
SHAPES AND DIMENSIONS
2.00±0.15
0.95±0.10
(6)
(5)
(4)
(1)
(2)
(3)
1.25±0.15
[Top view]
Marking
0.65±0.20
0.30±0.20
Terminal functions
1 Unbalanced port
2 GND or DC feed+ RF GND
3 Balanced port
4 Balanced port
5 GND
6 N.C.
+0.10
0.25–0.20
[Bottom view]
0.20±0.20
0.35±0.20
Dimensions in mm
RECOMMENDED LAND PATTERN
0.50
0.80
0.30
Th
e
0.35
Dimensions in mm
RoHS Directive Compliant Product: See the following for more details related to RoHS Directive compliant products. http://product.tdk.com/en/environment/rohs/
• All specifications are subject to change without notice.
• Before using these products, be sure to request the delivery specifications.
20150419 / rf_balun_hhm1534_en.fm
RF Components
HHM1534
ELECTRICAL CHARACTERISTICS
Frequency Range
(MHz)
Min.
Typ.
Max.
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Item
Unbalanced Port Characteristic Impedance (:)
Balanced Port Characteristic Impedance (:)
Return Loss at Unbalanced Port (dB)
Phase Balance (deg.)
Amplitude Balance (dB)
Insertion Loss (dB)
50 (Nominal)
200 (Nominal)
1920 to 1980
2110 to 2170
1920 to 1980
2110 to 2170
1920 to 1980
2110 to 2170
1920 to 1980
2110 to 2170
10
—
—
170
—
190
–2.0
—
2.0
—
—
1.0
TEMPERATURE RANGE
Storage temperature
(°C)
–40 to +85
Th
e
Operating temperature
(°C)
–40 to +85
• All specifications are subject to change without notice.
• Before using these products, be sure to request the delivery specifications.
20150419 / rf_balun_hhm1534_en.fm
RF Components
HHM1534
FREQUENCY CHARACTERISTICS
0.5
1.0
Insertion Loss (dB)
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
1700
5
4
3
Amplitude Balance (dB)
0.0
AMPLITUDE BALANCE
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INSERTION LOSS
5
10
1
0
–1
–2
–3
–4
1800
1900
2000
Frequency (MHz)
2100
2200
–5
1700
2300
RETURN LOSS
0
2
1800
1900
2000
Frequency (MHz)
2100
2200
2300
1900
2000
Frequency (MHz)
2100
2200
2300
PHASE BALANCE
200
195
Return Loss (dB)
20
25
30
35
Phase Balance (deg.)
190
15
185
180
175
170
40
45
1800
1900
2000
Frequency (MHz)
2100
2200
2300
160
1700
1800
Th
e
50
1700
165
• All specifications are subject to change without notice.
• Before using these products, be sure to request the delivery specifications.
20150419 / rf_balun_hhm1534_en.fm
RF Components
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RECOMMENDED REFLOW PROFILE
Preheating
Soldering
Peak
T4
T: Temperature
3°C/sec
or lower
6°C/sec
or lower
T3
T2
T1
t1
T3
t3
t2
t: Time
Preheating
Temp.
T1
150°C
t3
T2
200°C
Time
t1
60 to 120sec
Soldering
Critical zone (T3 to T4)
Temp.
Time
T3
t2
217°C
60 to 120sec
Th
e
: Time within 5°C of actual peak temperature
The maximum number of reflow is 3.
• All specifications are subject to change without notice.
• Before using these products, be sure to request the delivery specifications.
Peak
Temp.
T4
240 to 260°C
Time
t3
30sec max.
RF Components
REMINDERS FOR USING THESE PRODUCTS
Before using these products, be sure to request the delivery specifications.
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SAFETY REMINDERS
Please pay sufficient attention to the warnings for safe designing when using these products.
REMINDERS
The products listed on this catalog are intended for use in general electronic equipment (AV equipment, telecommunications equipment,
home appliances, amusement equipment, computer equipment, personal equipment, office equipment, measurement equipment,
industrial robots) under a normal operation and use condition.
The products are not designed or warranted to meet the requirements of the applications listed below, whose performance and/or quality
require a more stringent level of safety or reliability, or whose failure, malfunction or trouble could cause serious damage to society, person
or property.
Please understand that we are not responsible for any damage or liability caused by use of the products in any of the applications below
or for any other use exceeding the range or conditions set forth in this catalog.
(1) Aerospace/Aviation equipment
(2) Transportation equipment (cars, electric trains, ships, etc.)
(3) Medical equipment
(4) Power-generation control equipment
(5) Atomic energy-related equipment
(6) Seabed equipment
(7) Transportation control equipment
(8) Public information-processing equipment
(9) Military equipment
(10) Electric heating apparatus, burning equipment
(11) Disaster prevention/crime prevention equipment
(12) Safety equipment
(13) Other applications that are not considered general-purpose
applications
Th
e
When using this product in general-purpose applications, you are kindly requested to take into consideration securing protection circuit/
equipment or providing backup circuits, etc., to ensure higher safety.
• All specifications are subject to change without notice.
• Before using these products, be sure to request the delivery specifications.
20150419 / rf_balun_hhm1534_en.fm
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