Compact Ceramic Bandpass Filter Mini Circuits BFCN 1690 Plus for Harmonic Rejection in RF Systems
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Product Description
Mini-Circuits BFCN-1690+ Ceramic Bandpass Filter
The Mini-Circuits BFCN-1690+ is a ceramic bandpass filter designed for harmonic rejection in transmitters and receivers. It features good VSWR (1.29:1 typ. @ passband), a small size (0.126 x .063 x .035), and temperature stability due to its LTCC construction. This filter is suitable for applications requiring precise frequency filtering within the 1570 to 1810 MHz range.
Product Attributes
- Brand: Mini-Circuits
- Model: BFCN-1690+
- Material: Ceramic, LTCC
- Compliance: +RoHS Compliant
- Origin: USA (implied by P.O. Box and phone number)
Technical Specifications
| Parameter | Frequency (MHz) | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|---|
| Pass Band | |||||
| Center Frequency | 1690 | MHz | |||
| Insertion Loss | 1570 - 1810 | 2.5 | 5.0 | dB | |
| VSWR | 1570 - 1810 | 1.29 | 2.0 | :1 | |
| Stop Band, Lower | |||||
| Insertion Loss | DC - 1200 | 17 | 25.5 | dB | |
| VSWR | DC - 1200 | 17 | 24 | :1 | |
| Stop Band, Upper | |||||
| Insertion Loss | 2170 - 4400 | 20 | 30 | dB | |
| VSWR | 2170 - 4400 | 5 | 20 | :1 | |
| Maximum Ratings | |||||
| Operating Temperature | -55 | 100 | C | ||
| Storage Temperature | -55 | 100 | C | ||
| RF Power Input* | Passband @ 25C | 1.0 | W | ||
*Passband rating, derate linearly to 0.25W at 100C ambient.
Pad Connections
- Input: 1
- Output: 3
- Ground: 2,4,5,6
Outline Dimensions
| A (inch/mm) | B (inch/mm) | C (inch/mm) | D (inch/mm) | E (inch/mm) | F (inch/mm) | G (inch/mm) | H (inch/mm) | J (inch/mm) | K (inch/mm) | wt (grams) |
|---|---|---|---|---|---|---|---|---|---|---|
| .126 / 3.20 | .063 / 1.60 | .035 / 0.89 | .024 / 0.61 | .022 / 0.56 | .011 / 0.28 | .039 / 0.99 | .024 / 0.61 | .042 / 1.07 | .123 / 3.12 | .020 |
Applications
- Harmonic rejection
- Transmitters / Receivers
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Company
Beijing Silk Road Enterprise Management Services Co., Ltd.
Location
16 Floor, Unit B, Jiatai International Mansion, No 41, Dongsihuan Zhong Road, Chaoyang District, Beijing
Contact Person
Sellina