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LFCN-2500+
Mini-Circuits
LTCC LOW PASS FILTER, DC - 2500
23307 Pcs New Original In Stock
3.075GHz Low Pass Ceramic Filter 50Ohm 4-SMD, No Lead
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5.0 / 5.0
- (311 Ratings)
LFCN-2500+
Product Overview
9832906
DiGi Electronics Part Number
LFCN-2500+-DGManufacturer
Mini-Circuits
LFCN-2500+
Description
LTCC LOW PASS FILTER, DC - 2500Inventory
23307 Pcs New Original In Stock
3.075GHz Low Pass Ceramic Filter 50Ohm 4-SMD, No Lead
Quantity
Minimum 1
Minimum 1
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LFCN-2500+ Technical Specifications
Category
Ceramic Filters
Packaging
Tape & Reel (TR)
Series
-
Product Status
Active
Frequency
3.075GHz
Impedance
50Ohm
Insertion Loss
1dB
Filter Type
Low Pass
Mounting Type
Surface Mount
Package / Case
4-SMD, No Lead
Size / Dimension
0.126" L x 0.063" W (3.20mm x 1.60mm)
Height (Max)
0.037" (0.94mm)
Datasheet & Documents
HTML Datasheet
LFCN-2500+-DG
Environmental & Export Classification
RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
1 (Unlimited)
REACH Status
REACH Unaffected
ECCN
EAR99
HTSUS
8548.00.0000
Additional Information
Other Names
3157-LFCN-2500+CT
3157-LFCN-2500+TR
3157-LFCN-2500+DKR
Standard Package
3,000
Reviews
5.0/5.0-(Show up to 5 Ratings)
Dec 02, 2025
Ich fühle mich bei DiGi Electronics immer gut aufgehoben, weil die Preise sehr attraktiv sind.
Dec 02, 2025
DiGi Electronics has redefined value shopping with their unbeatable prices.
Dec 02, 2025
Their product quality has always exceeded my expectations, ensuring long-term satisfaction.
Dec 02, 2025
Their extensive inventory catalog makes it easy for us to find multiple options at any time.
Dec 02, 2025
Their commitment to customer satisfaction is evident in their pricing and support.
Dec 02, 2025
DiGi Electronics consistently provides affordable products with a focus on greener packaging solutions.
Dec 02, 2025
Darkhorses in electronics—DiGi Electronics offers dependable quality at a budget-friendly price.
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Frequently Asked Questions (FAQ)
Can the LFCN-2500+ be used as a drop-in replacement for the Murata LQW32FT2R5N01 in a 5G mmWave front-end design without re-tuning the matching network?
The LFCN-2500+ is not a direct drop-in replacement for the Murata LQW32FT2R5N01 due to fundamental differences in filter type—LFCN-2500+ is a low-pass LTCC filter with a 3.075 GHz cutoff, while the Murata part is a high-Q RF inductor. Using it as a substitute would disrupt impedance matching and signal integrity, especially above 2.5 GHz. If replacing a filter function, compare with a Murata low-pass filter like the LFL18PG2500DG1A instead, and always validate with network analyzer measurements due to parasitic sensitivity in mmWave layouts.
What are the key layout and PCB material considerations when integrating the LFCN-2500+ into a high-density RF board to avoid performance degradation near its 3.075 GHz cutoff?
When placing the LFCN-2500+ on a high-density RF board, maintain a solid ground plane beneath the device and avoid routing high-speed digital traces or power lines within 3 mm of the filter to prevent coupling. Use low-loss PCB materials like Rogers RO4350B or similar with stable Dk up to 3 GHz. Ensure symmetrical 50Ω microstrip or coplanar waveguide traces with proper via stitching to ground; even minor impedance discontinuities near the 3.075 GHz edge can cause unexpected passband ripple or reduced stopband attenuation.
Is the LFCN-2500+ suitable for use in automotive radar systems operating at 24 GHz, given its 3.075 GHz cutoff frequency and surface-mount form factor?
No, the LFCN-2500+ is not suitable for 24 GHz automotive radar applications. Its cutoff frequency of 3.075 GHz means it would severely attenuate the desired 24 GHz signal band. Additionally, LTCC filters like the LFCN-2500+ exhibit increasing insertion loss and parasitic resonance well above their rated frequency, making them ineffective and potentially harmful to system SNR at mmWave frequencies. For 24 GHz radar, consider bandpass filters such as the Mini-Circuits VLF-24000+ or specialized automotive-qualified components with AEC-Q200 compliance.
How does the moisture sensitivity level (MSL 1) of the LFCN-2500+ impact handling and storage during high-volume manufacturing, and are there any reflow-related risks?
The LFCN-2500+’s MSL 1 rating means it is unlimited floor-life safe under ambient conditions, eliminating the need for dry packing or baking before reflow. This simplifies logistics in high-volume SMT lines. However, during reflow, adhere strictly to the recommended profile—peak temperature should not exceed 260°C—to avoid delamination or microcracking in the ceramic structure. Since the package is lead-free and only 0.94 mm tall, warpage during reflow is minimal, but ensure uniform heating to prevent tombstoning due to its small 3.20 mm x 1.60 mm footprint.
Can the LFCN-2500+ be safely paralleled with another identical unit to increase power handling in a base station transmitter output stage, and what are the risks?
Paralleling two LFCN-2500+ filters is not recommended due to impedance mismatch and unequal current sharing, which can lead to localized hotspots and premature failure. The 50Ω input/output impedance assumes a matched system; combining two units without an isolation network creates a 25Ω load, degrading return loss and potentially reflecting significant power back into the amplifier stage. For higher power applications, select a filter rated for the required power level (e.g., Mini-Circuits’ VLF series with higher wattage ratings) rather than paralleling lower-power units like the LFCN-2500+, which is optimized for signal-level applications under 100 mW.
Quality Assurance (QC)
DiGi ensures the quality and authenticity of every electronic component through professional inspections and batch sampling, guaranteeing reliable sourcing, stable performance, and compliance with technical specifications, helping customers reduce supply chain risks and confidently use components in production.
LFCN-2500+ CAD Models
Mini-Circuits LFCN-2500+ PCB symbols & footprints
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