BLM21AH102SN1D – MURATA
Part Number:
BLM21AH102SN1D
Manufacturer:
Date Code:
RoHS:
MSL:
COO:
Description:
Chip Ferrite Bead, 1 kOhm, 25%, 100 MHz, 200 mA, 0805 Package
Datasheet:
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Stock Quantity: 2100
Selling Unit: Each
| Quantity | Price (ex VAT) |
|---|---|
| 1+ | 0.29 |
| 10+ | |
| 50+ | |
| 100+ |
2100 in stock
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- 6 month warranty on all stock items
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Product Details:
Overview
The Murata BLM21AH102SN1D is a high-performance chip ferrite bead engineered for effective EMI suppression in high-frequency circuits. Its primary function is to attenuate unwanted noise signals by presenting a high impedance at specific frequencies, crucial for maintaining signal integrity. A key design consideration when selecting ferrite beads is the trade-off between impedance at the target frequency and DC resistance; while the BLM21AH102SN1D offers a substantial 1 kOhm impedance at 100 MHz, its 450 mOhm DC resistance necessitates careful thermal management in applications with significant DC bias to prevent excessive power dissipation and potential component degradation.
Key Features
- Impedance: 1 kOhms @ 100 MHz
- Maximum DC Current: 200 mA
- Maximum DC Resistance: 450 mOhms
- Operating Temperature Range: -55°C to +125°C
- Package: 0805 (2012 metric)
- Dimensions: 2 mm (L) x 1.25 mm (W) x 0.85 mm (H)
Applications
The component is engineered for deployment in systems requiring high reliability and performance under specific operating conditions. It provides functional stability across the stated design envelope.
- Noise filtering in digital signal lines (e.g., USB, HDMI)
- EMI suppression in power supply decoupling circuits
- Signal line conditioning in automotive infotainment systems
- Transient voltage suppression in consumer electronics
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