参数资料
型号: DXP18BN5014H
厂商: MURATA MANUFACTURING CO LTD
元件分类: 射频变压器
英文描述: 470 MHz - 790 MHz RF TRANSFORMER
封装: ROHS COMPLIANT
文件页数: 2/5页
文件大小: 307K
代理商: DXP18BN5014H
This new product line can make a major contribution to space savings in tuner block circuits as
balun transformers for unbalance-balance conversion of antenna inputs, for products such as tuner
ICs for terrestrial digital broadcasts. In addition, these components can also be used as balun
transformers for analog TV tuner circuits.
These new products are free of all substances controlled by RoHS regulations.
Mass production of the wire wound type commenced in November 2006 at the rate of 4 million
units per month, while mass production of the film type is set to commence in December 2006, at
3 million units per month. Sample price is set at 20 yen per unit for each type.
[Background]
The antenna inputs of tuner ICs use balanced input signals, but the output of the antenna is
unbalanced. For this reason, balun transformers are generally used to convert unbalanced signals
to balanced signals. However, due to their construction, conventional balun transformers are
large—approximately 5 mm x 5 mm. Since this has presented a hindrance to enabling more
compact, space-saving tuner modules, it became necessary to develop more compact balun
transformers.
Tuner Module
DXW21B
DXP18B
For VHF / UHF / DVB-T / ISDB-T etc.
IF signal
processor IC
Microchip transformer (balun) for unbalance-balance conversion
Balanced
One-chip
tuner IC
Unbalance
Antenna
or
[Terminology]
Balun transformer
A part that converts signals between balanced and unbalanced. It is also known as a
balanced-unbalanced converter. The name “balun” is derived from the first letters of the two
words, “balanced” and “unbalanced.”
Balanced
A method of transmitting signals using two signal lines. One line carries the source signal; the
other carries a signal of opposite phase (antiphase).
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相关代理商/技术参数
参数描述
DXP18BN5014HL 功能描述:变压器音频和信号 0603 50ohm Balun RoHS:否 制造商:Skyworks Solutions, Inc. 频率范围:810 MHz to 960 MHz 初级线圈阻抗: 次级线圈阻抗: 绝缘电压:23 dB 工作温度范围:- 40 C to + 85 C 端接类型:SMD/SMT 尺寸:6 mm L x 4.9 mm W x 1.6 mm H 产品:Splitters and Combiners
DXP18BN5014TL 功能描述:变压器音频和信号 0603 BALUN FILM TYPE INDUCTOR RoHS:否 制造商:Skyworks Solutions, Inc. 频率范围:810 MHz to 960 MHz 初级线圈阻抗: 次级线圈阻抗: 绝缘电压:23 dB 工作温度范围:- 40 C to + 85 C 端接类型:SMD/SMT 尺寸:6 mm L x 4.9 mm W x 1.6 mm H 产品:Splitters and Combiners
DXP18BN5016DL 功能描述:变压器音频和信号 300ohm 20dBm Chip Transformer RoHS:否 制造商:Skyworks Solutions, Inc. 频率范围:810 MHz to 960 MHz 初级线圈阻抗: 次级线圈阻抗: 绝缘电压:23 dB 工作温度范围:- 40 C to + 85 C 端接类型:SMD/SMT 尺寸:6 mm L x 4.9 mm W x 1.6 mm H 产品:Splitters and Combiners
DXP18BN7514TL 功能描述:变压器音频和信号 0603 75ohm Balun RoHS:否 制造商:Skyworks Solutions, Inc. 频率范围:810 MHz to 960 MHz 初级线圈阻抗: 次级线圈阻抗: 绝缘电压:23 dB 工作温度范围:- 40 C to + 85 C 端接类型:SMD/SMT 尺寸:6 mm L x 4.9 mm W x 1.6 mm H 产品:Splitters and Combiners
DXP18CN7510TL 功能描述:变压器音频和信号 0603 75ohm 10dB Coupler RoHS:否 制造商:Skyworks Solutions, Inc. 频率范围:810 MHz to 960 MHz 初级线圈阻抗: 次级线圈阻抗: 绝缘电压:23 dB 工作温度范围:- 40 C to + 85 C 端接类型:SMD/SMT 尺寸:6 mm L x 4.9 mm W x 1.6 mm H 产品:Splitters and Combiners