TDK-HHM1749K1
| Part # | TDK-HHM1749K1 |
Download  | TDK-HHM1749K1 |
R F
C o m p o n e n t s
April 2015
Multilayer Balun
For 1700–1900MHz
HHM1749K1
1.6×0.8mm [EIA 0603]*
* Dimensions Code JIS[EIA]
R F
C o m p o n e n t s
Conformity to RoHS Directive
Multilayer Balun
For 1700–1900MHz
HHM1749K1
SHAPES AND DIMENSIONS
[Top view]
1.60 0.10
( )
0.60 0.10
( )
6
( )
4
5
( )
1
( )
2
( )
3
Marking
[Bottom view]
0.55 0.10
0.30 0.10
Terminal functions
1
2
3
4
5
6
Unbalanced port
GND
Balanced port
Balanced port
GND
N.C.
0.25 0.10
0.10 0.10
Dimensions in mm
RECOMMENDED LAND
P
A
T
TERN
0.30
0.25
Dimensions in mm
• All specifications are subject to change without notice.
• Before using these products, be sure to request the delivery specifications.
20150419 / rf_balun_hhm1749k1_zh.fm
R F
C o m p o n e n t s
HHM1749K1
ELECTRICAL CHARACTERISTICS
Frequency Range
(MHz)
Item
Min.
Typ.
50 (Nominal)
Max.
Unbalanced Port Characteristic Impedance (
ꢀ
)
Balanced Port Characteristic Impedance (
ꢀ
)
Return Loss at Unbalanced Port (dB)
Phase Balance (deg.)
Amplitude Balance (dB)
Insertion Loss (dB)
100 (Nominal)
1700 to 1900
1700 to 1900
1700 to 1900
1700 to 1900
10
—
—
—
—
—
170
–2.5
—
190
2.5
0.8
TEMPERATURE RANGE
Operating temperature
Storage temperature
˄
°C
˅
˄
°C
˅
–40 to +85
–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_hhm1749k1_zh.fm
R F
C o m p o n e n t s
HHM1749K1
FREQUENCY CHARACTERISTICS
INSERTION LOSS
AMPLITUDE BALANCE
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
5
4
3
2
1
0
–1
–2
–3
–4
–5
1500
1600
1700
1800
1900
2000
2100
1500
1600
1700
1800
1900
2000
2100
(
)
Frequency MHz
(
)
Frequency MHz
RETURN LOSS
PHASE BALANCE
0
200
5
10
15
20
25
30
190
180
170
160
1500
1600
1700
1800
1900
2000
2100
1500
1600
1700
1800
1900
2000
2100
(
)
Frequency MHz
(
)
Frequency MHz
• All specifications are subject to change without notice.
• Before using these products, be sure to request the delivery specifications.
20150419 / rf_balun_hhm1749k1_zh.fm
R F
C o m p o n e n t s
HHM1749K1
RECOMMENDED REFLOW PROFILE
Soaking
Working
Soldering
Peak
T5
T4
T4
T3
T3
T2
t3
t2
T1
t1
t:
Time
Soaking
Temp.
T1
Working
Temp.
T3
Soldering Peak
Temp.
T4
Time
t1
60 to 120s
Time
t2
more than 30s
Time
t3
within 10s
Temp.
T5
260°C max.
T2
180°C
150°C
230°C
247 to 253°C
• All specifications are subject to change without notice.
• Before using these products, be sure to request the delivery specifications.
20150419 / rf_balun_hhm1749k1_zh.fm
R F
C o m p o n e n t s
ቂ᎙ሃჵ
ቂׁٛ൰ˈขႚ
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ใटውใȃ
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ऎ࿙ऎૼົֻ
(8)
ࢥ࢞
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୲ົֻ
(9)
ૅົֻ
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ਦከ༕ົֻ ˄ප
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ᇞனົֻ
(10)
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(11)
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ኁ߷߯Ꮶົֻ
(12)
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(4)
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(6)
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(13)
ඝྊ
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(7)
ਦ૿፟ົֻ
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ቂٛ൰ˈޭቂׁٛ൰಼፩ྈኵٛ൰ܿົֻᄵົˈขฬ֦
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ࡘ
ົֻܿቂቂဉঽᎫྙ֦ܿ॓ই௸ञᎧ
ˈົֻቂই௸݃ȃ
• All specifications are subject to change without notice.
• Before using these products, be sure to request the delivery specifications.
20150419 / rf_balun_hhm1749k1_zh.fm
