SF2186E

**Description**
- Surface Acoustic Wave (SAW) band-pass filter
- Designed for RF signal conditioning applications
- Housed in a compact 3.0 x 3.0 mm surface mount package (SM3030-6 / SMD3030-6P)
- 6-pin SMD, no lead package
- RoHS compliant
- Moisture Sensitivity Level: MSL-1
- **Product Status:** Active

**Features**
- Center frequency: 1.26852 GHz (1268.52 MHz)
- Bandwidth: 38.3 MHz
- Low insertion loss: 1.7 dB typ. / 3.2 dB max
- 50 Ω input and output impedance
- High attenuation: 45.5 dB / 67 dB
- Operating temperature range: –40°C to +85°C
- Suitable for lead-free soldering – maximum soldering profile: 260°C for 30 seconds
- Tape and reel packaging
- Electrostatic Sensitive Device – observe precautions for handling

**Key Specifications** (Typical @ 25°C)
- Product Type: SAW Filter / RF SAW Band-Pass Filter
- Center Frequency (fc): 1.26852 GHz (1268.52 MHz)
- Frequency Range: 1258.29 MHz to 1278.75 MHz
- 2 dB Bandwidth: 38.3 MHz
- Insertion Loss: 1.7 dB typ. / 3.2 dB max
- Amplitude Ripple: 0.5 dB typ. / 1.8 dB max
- Attenuation: 45.5 dB / 67 dB
- Input/Output Impedance: 50 Ω
- Input Power Level: 10 dBm max
- DC Voltage on any Non-ground Terminal: 3 V max
- Operating Temperature: –40°C to +85°C
- Storage Temperature: –40°C to +85°C
- Package / Case: SM3030-6 / SMD3030-6P (6-SMD, No Lead)
- Dimensions: 3.00 mm x 3.00 mm (0.118" x 0.118")
- Height: 1.38 mm max (0.054")
- Termination Finish: Gold over Nickel
- Standard Reel Quantity: 3,000 pieces/reel

**Applications**
- RF signal conditioning
- General purpose RF filtering
- Wireless communication systems
- Industrial applications

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> **Note:** All parameters are subject to the official Murata SF2186E datasheet. Specifications are typical values and may vary with operating conditions. Please verify all specifications with the manufacturer's official documentation before use.