HHM2915A2

RF Components
• All specifications are subject to change without notice.
• Before using these products, be sure to request the delivery specifications.
20170718 / rf_coupler_hhm2915a2_en.fm
HHM2915A2
FREQUENCY CHARACTERISTICS
INSERTION LOSS COUPLING
RETURN LOSS ISOLATION
DIRECTIVITY
0.5
0.3
0.4
0.1
0.2
0.0
Insertion Loss
(
dB
)
1000
Frequency
(
MHz
)
700 750 950800 850 900
24
28
22
20
26
18
Coupling
(
dB
)
1000
Frequency
(
MHz
)
700 750 950800 850 900
50
30
40
20
10
0
Return Loss
(
dB
)
1000
Frequency
(
MHz
)
700 750 950800 850 900
Isolation
(
dB
)
30
20
10
0
60
50
40
1000
Frequency
(
MHz
)
700 750 950800 850 900
Directivity
(
dB
)
30
20
10
0
60
50
40
1000
Frequency
(
MHz
)
700 750 950800 850 900
RF Components
• All specifications are subject to change without notice.
• Before using these products, be sure to request the delivery specifications.
20170718 / rf_coupler_hhm2915a2_en.fm
HHM2915A2
RECOMMENDED REFLOW PROFILE

t3 : Time within 5°C of actual peak temperature
The maximum number of reflow is 3.
Preheating
Soldering
Critical zone (T3 to T4) Peak
Temp. Time Temp. Time Temp. Time
T1 T2 t1 T3 t2 T4 t3
150°C 200°C 60 to 120sec 217°C 60 to 120sec 240 to 260°C 30sec max.
t3
t1
Preheating
t2
Soldering
T3 T3
T4
T2
T1
t: Time
T: Temperature
Peak
6°C/sec
or lower
3°C/sec
or lower
RF Components
• All specifications are subject to change without notice.
• Before using these products, be sure to request the delivery specifications.
20170718 / rf_coupler_hhm2915a2_en.fm
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.
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.

HHM2915A2

Mfr. #:
Manufacturer:
TDK
Description:
Signal Conditioning XFRMR BALUN DVBH/GMS /LTE RF 350-470MHz
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union

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