Product Overview
The BLF03VK_SN Series Noise Filter from Murata is designed for effective noise suppression. This reference specification outlines its scope, part numbering system, ratings, dimensions, marking, testing conditions, electrical and mechanical specifications, packaging details, and important cautions for application.
Product Attributes
- Brand: MURATA
- Origin: MFG.CO.,LTD.
- Product ID: BLF
- Category: SN Series
- Packaging Options: Taping (D), Bulk (B)
Technical Specifications
| Customer Part Number | MURATA Part Number | Impedance () (at 5GHz) | Rated Current (mA) | DC Resistance ( max.) Initial Values | DC Resistance ( max.) After Testing at 85 | DC Resistance ( max.) After Testing at 125C | Unit Mass (Typical) |
| BLF03VK600SNLD | 6040% | 1200 | 780 | 0.065 | 0.08 | - | 0.22mg |
| BLF03VK221SNGD | 22040% | 800 | 500 | 0.155 | 0.17 | - | 0.22mg |
Detailed Specifications
| Item | Specification | Test Method |
| 7-1. Electrical Performance | ||
| Impedance (at 5GHz) | Meet item 3. | Measuring Frequency: 5GHz |
| DC Resistance | Meet chapter 3 ratings. | Digital multi meter (Except resistance of the Substrate and Wire) |
| 7-2. Mechanical Performance | ||
| Shear test | No significant mechanical damage or no sign of electrode peeling off shall be observed. | Product soldered on a substrate. Applying force: 2 N, Holding time: 5 s |
| Bending test | No significant mechanical damage or no sign of electrode peeling off shall be observed. | Product soldered on a substrate. Test substrate: glass-epoxy substrate (100 mm 40 mm 1.6 mm). Pressurizing speed: 1.0 mm/s. Pressure jig: R230. Amount of bending: 2 mm. Holding time: 20 s |
| Vibration | Appearance shall have no significant mechanical damage. | Product soldered on a substrate. Oscillation frequency: 10 Hz to 2000 Hz to 10 Hz/20 min. Amplitude: total amplitude of 3.0 mm or acceleration amplitude of 196 m/s, whichever is smaller. Test time: 3 directions perpendicular to each other, 2 h for each direction (6 h in total) |
| Solderability | 95% or more of the outer electrode shall be covered with new solder seamlessly. | Flux: Ethanol solution of rosin, 25(wt)%. Pre-heating: 150C/60 s. Solder: Sn-3.0Ag-0.5Cu solder. Solder temperature: 245C3C. Immersion time: 3 s |
| 7-3. Environmental Performance | ||
| Heat life | Appearance: No significant mechanical damage. Impedance change rate (at 5GHz): within 30%. DC resistance: Meet chapter 3 ratings. | Temperature: 125C2C. Applying Current: Rated Current (at 125C). Test time: 1000 h (+48 h, -0 h). Post-treatment: 4 to 48 hours at room temperature. |
| Cold resistance | Appearance: No significant mechanical damage. Impedance change rate (at 5GHz): within 30%. DC resistance: Meet chapter 3 ratings. | Temperature: -55C2C. Test time: 1000 h (+48 h, -0 h). Post-treatment: 4 to 48 hours at room temperature. |
| Humidity | Appearance: No significant mechanical damage. Impedance change rate (at 5GHz): within 30%. DC resistance: Meet chapter 3 ratings. | Temperature: 40C2C. Humidity: 90% to 95% (RH). Test time: 1000 h (+48 h, -0 h). Post-treatment: 4 to 48 hours at room temperature. |
| Temperature cycle | Appearance: No significant mechanical damage. Impedance change rate (at 5GHz): within 30%. DC resistance: Meet chapter 3 ratings. | Single cycle: -55C (30 min) ordinary temp (3 min max) +125C (30 min) ordinary temp (3 min max). Number of testing: 100 cycles. Post-treatment: 4 to 48 hours at room temperature. |
Packaging Specifications
| Item | Specification |
| Taping Products | Packaged in 8mm-wide, 2mm-pitch base tape, sealed by cover tape. Sprocket holes to the right. No spliced point on base/cover tape. No burr in cavity. |
| Missing Components | Within 0.1% of quantity per reel or 1 pc., whichever is greater, not continuous. |
| Tape Strength | Cover tape pull strength: 5N min. Peeling off force: 0.1N to 0.6N (Speed: 300mm/min). |
| Standard quantity per reel | 15000 pcs. / 180mm reel |
| Leader/Trailer Tape | Includes leader-tape (cover tape and empty tape) and trailer-tape (empty tape). |
| Reel Marking | Label on reel includes: Customer part number, MURATA part number, Inspection number, RoHS marking, Quantity, etc. |
| Outer Case | Corrugated cardboard package. Label on box includes: Customer name, Purchasing Order Number, Customer Part Number, MURATA part number, RoHS marking, Quantity, etc. |
| Outer Case Dimensions (mm) | W: 186, D: 186, H: 93 (for 5 Reels) |
Cautions
- Excessive surge current may cause critical failure. Contact Murata before applying surge current.
- Avoid applications requiring extremely high reliability for prevention of damage to third party's life, body or property (e.g., Aircraft, Aerospace, Medical, Power plant control, Disaster prevention, Traffic signal, Transportation, Data-processing equipment).
- Refrain from use in environments with corrosive gases (sulfur, chlorine, ammonia) or oils that have contacted corrosive gases, as this can lead to product deterioration.
Notice
- Soldering is restricted to reflow method. Consult Murata for other mounting methods.
- Land pattern design: Standard land dimensions provided for reflow soldering. Excessive heat from land pads may cause joint deterioration.
- Mounting conditions: Ensure suitable mounting conditions (nozzles, equipment) to prevent pickup errors, misalignment, or damage.
- Soldering conditions: Use rosin-based flux (not highly acidic or water-soluble). Use Sn-3.0Ag-0.5Cu solder. Standard solder paste thickness: 100 m to 150 m.
- Pre-heating and cooling: Limit temperature difference between solder and ferrite surface to 150C max during pre-heating, and to 100C max during cooling into solvent. Insufficient pre-heating may cause cracks.
2410121526_muRata-BLF03VK600SNLD_C1857815.pdf
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