The products in this catalog are not recommended for new design
R F
C o m p o n e n t s
April 2015
Multilayer Balun
For 3400-4010MHz
HHM1545
2.0×1.25mm [EIA 0805]*
* Dimensions Code JIS[EIA]
The products in this catalog are not recommended for new design
RF Components
Multilayer Balun
Conformity to RoHS Directive
For 3400-4010MHz
HHM1545
SHAPES AND DIMENSIONS
2.00±0.15
[Top view]
0.95±0.10
(5)
( 4)
(1)
(2)
(3)
1.25±0.15
(6)
Marking
0.65±0.20
0.30±0.20
Terminal functions
1 Unbalanced port
2 GND
3 Balanced port
4 Balanced port
5 GND
6 N.C.
0.25±0.15
[Bottom view]
0.20±0.20
0.35±0.20
Dimensions in mm
RECOMMENDED LAND PATTERN
0.50
0.80
0.30
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_hhm1545_en.fm
The products in this catalog are not recommended for new design
RF Components
HHM1545
ELECTRICAL CHARACTERISTICS
Frequency Range
(MHz)
Item
Unbalanced Port Characteristic Impedance (:)
Balanced Port Characteristic Impedance (:)
Return Loss at Unbalanced Port (dB)
Phase Balance (deg.)
Amplitude Balance (dB)
Insertion Loss (dB)
Power Handling (W)
3400 to 4010
3400 to 4010
3400 to 4010
3400 to 4010
3400 to 4010
Min.
Typ.
Max.
10
170
–1.0
—
—
50 (Nominal)
50 (Nominal)
—
—
—
—
—
—
190
1.0
1.2
1
TEMPERATURE RANGE
Operating temperature
(°C)
–40 to +85
Storage 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_hhm1545_en.fm
The products in this catalog are not recommended for new design
RF Components
HHM1545
FREQUENCY CHARACTERISTICS
AMPLITUDE BALANCE
0.0
5
0.5
4
1.0
3
1.5
2
Amplitude Balance (dB)
Insertion Loss (dB)
INSERTION LOSS
2.0
2.5
3.0
3.5
1
0
–1
–2
4.0
–3
4.5
–4
5.0
3200
3300
3400
3500
3600 3700 3800
Frequency (MHz)
3900
4000
4100
–5
3200
4200
RETURN LOSS
3300
3400
3500
3600 3700 3800
Frequency (MHz)
3900
4000
4100
4200
3500
3600 3700 3800
Frequency (MHz)
3900
4000
4100
4200
PHASE BALANCE
0
200
5
195
10
190
Phase Balance (deg.)
Return Loss (dB)
15
20
25
30
35
185
180
175
40
170
45
50
3200
3300
3400
3500
3600 3700 3800
Frequency (MHz)
3900
4000
4100
4200
165
3200
3300
3400
• All specifications are subject to change without notice.
• Before using these products, be sure to request the delivery specifications.
20150419 / rf_balun_hhm1545_en.fm
The products in this catalog are not recommended for new design
RF Components
RECOMMENDED REFLOW PROFILE
Preheating
Soldering
Peak
T4
T: Temperature
3°C/sec
or lower
6°C/sec
or lower
T3
T2
T3
t3
T1
t1
t2
t: Time
Preheating
Temp.
T1
150°C
T2
200°C
Time
t1
60 to 120sec
Soldering
Critical zone (T3 to T4)
Temp.
Time
T3
t2
217°C
60 to 120sec
t3
: 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.
The products in this catalog are not recommended for new design
RF Components
REMINDERS FOR USING THESE PRODUCTS
Before using these products, be sure to request the delivery specifications.
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
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_hhm1545_en.fm
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