BLM31KN121SN1L Murata BLM31KN121SN1L is a 120 Ω ferrite bead in a 1206 package, rated for 6A current and 9mOhm DCR.
Mfr Part #:

BLM31KN121SN1L

Available from 2 distributors
Mfr Name: Murata
Murata
Murata BLM31KN121SN1L is a 120 Ω ferrite bead in a 1206 package, rated for 6A current and 9mOhm DCR.
✓ Total Stock: 20 pcs
$ Price Range: $0.10 - $0.38

BLM31KN121SN1L Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
20 pcs
20 pcs On Request 1 On Request On Request On Request On Request On Request
Non-Authorised Inventory information
On Request On Request 1 On Request On Request On Request On Request On Request

BLM31KN121SN1L Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current Rating (Max)
DC Resistance (DCR) (Max)
Filter Type
Height (Max)
Impedance @ Frequency
Industrial Grade
Length
Mounting Type
Number of Lines
Operating Temperature
Storage Temperature
Tape & Reel
Width

BLM31KN121SN1L Description

Short technical summary and product information.

The Murata BLM31KN121SN1L is a chip ferrite bead designed for power line applications. It offers a nominal impedance of 120 Ω at 100 MHz with ±25% tolerance. The component is rated for a maximum DC current of 6A at 85°C ambient temperature, derating to 4A at 125°C. Maximum DC resistance is 9mOhm. The ferrite bead is housed in a standard 1206 (3216 metric) surface-mount package with dimensions 3.20mm x 1.60mm and a maximum height of 1.80mm. It operates over a temperature range of -55°C to +125°C. This component is suitable for consumer, industrial, and medical equipment applications as per Murata's specification. It is RoHS3 compliant and has an MSL of 1 (unlimited).

BLM31KN121SN1L Quick Information

Product Type: Ferrite Bead
Series: BLM31KN_SN
Canonical Name: Murata BLM31KN121SN1L Ferrite Bead, 120 Ω @ 100 MHz, 6A, 1206
Subcategory: Power Line Ferrite Bead

BLM31KN121SN1L Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

BLM31KN121SN1L Estimated Pricing

Qty Low High
1+ $0.38 $0.38
10+ $0.27 $0.27
25+ $0.23 $0.23
50+ $0.21 $0.21
100+ $0.19 $0.19
250+ $0.16 $0.16
500+ $0.14 $0.14
1,000+ $0.10 $0.10
2,500+ $0.10 $0.10
5,000+ $0.10 $0.10

Estimated market price range - modelled values for guidance only, not live distributor offers.

BLM31KN121SN1L Features

  • 120 Ω impedance at 100 MHz.
  • 6A current rating at 85°C ambient.
  • Low 9mOhm DC resistance.
  • Surface mount 1206 package.
  • Operating temperature -55°C to +125°C.

BLM31KN121SN1L Applications

  • Power line noise suppression circuits.
  • DC-DC converter input/output filtering.
  • Consumer electronics power management.
  • Industrial equipment power supply lines.

BLM31KN121SN1L FAQs

7 frequently asked questions generated from this part’s specifications.
What is the impedance of the BLM31KN121SN1L?

120 Ω at 100 MHz.

What is the current rating?

6A at 85°C ambient, derated to 4A at 125°C.

What is the DC resistance?

9mOhm maximum.

What is the operating temperature range?

-55°C to +125°C.

What package is it available in?

1206 (3216 metric) surface mount package.

Is it RoHS compliant?

Yes, RoHS3 compliant.

What is the moisture sensitivity level (MSL)?

MSL 1 (unlimited).

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