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.
20150421 / rf_balun_hhm1917a5_en.fm
0.30
RF Components
HHM1917A5
ELECTRICAL CHARACTERISTICS
Item
Unbalanced Port Characteristic Impedance (:)
Balanced Port Characteristic Impedance (:)
Return Loss at Unbalanced Port (dB)
Phase Balance (deg.)
Amplitude Balance (dB)
Insertion Loss (dB)
Frequency Range
(MHz)
Min.
Typ.
50 (Nominal)
50 (Nominal)
—
—
—
—
Max.
2400 to 2500
2400 to 2500
2400 to 2500
2400 to 2500
10
165
–1.2
—
—
195
1.2
0.7
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.
20150421 / rf_balun_hhm1917a5_en.fm
RF Components
HHM1917A5
FREQUENCY CHARACTERISTICS
INSERTION LOSS
0.0
AMPLITUDE BALANCE
3
0.5
2
Insertion Loss (dB)
1.0
Amplitude Balance (dB)
1500
2000
2500
Frequency (MHz)
3000
3500
4000
1
1.5
0
2.0
–1
2.5
–2
3.0
1000
–3
1000
1500
2000
2500
Frequency (MHz)
3000
3500
4000
RETURN LOSS
0
PHASE BALANCE
210
5
200
15
Phase Balance (deg.)
1500
2000
2500
Frequency (MHz)
3000
3500
4000
10
190
Return Loss (dB)
180
20
170
25
160
30
1000
150
1000
1500
2000
2500
Frequency (MHz)
3000
3500
4000
• All specifications are subject to change without notice.
• Before using these products, be sure to request the delivery specifications.
20150421 / rf_balun_hhm1917a5_en.fm
RF Components
RECOMMENDED REFLOW PROFILE
Preheating
Soldering
Peak
T4
T:
Temperature
3°C/sec
or lower
6°C/sec
or lower
T3
T3
T2
T1
t1
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
Peak
Temp.
T4
240 to 260°C
Time
t3
30sec max.
: 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.
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