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.
与云数据库相比,小型计算机是专门为网络边缘的去中心化坚固计算而构建的。通过将应用程序、分析和处理服务移动到更靠近数据生成源的位置,业务运营可以获得改进的实时计算应用程序性能。 l 从奔腾到酷睿i5的可扩展CPU性能 l 智能电源点火管理和CAN总线网络支持 l 无线局域网和广域网LTE连接 l 丰富的I/O可扩展性,包括PoE、PCI、PCIe、COM l 适用于宽工作温度和宽电压输入的坚固...[详细]