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MF-R055/90U-2 by bourns
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Bourns Authorized Distributor

MF-R055/90U-2

PTC Resettable Fuse 0.55A(hold) 1.1A(trip) 90V 10A 2W 28s 0.45Ohm Radial 10.3 X 3mm T/R ...

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RoHS Compliant
Reel Packaging
Accessories
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Discontinued
Certificate of Compliance

DESCRIPTION

MF-R055/90U-2 is a radial-leaded PTC resettable fuse from Bourns' MF-R/90 Series designed to protect circuits with voltage supplies up to 90 V. The device features a hold current (Ihold) of 0.55 A at 23°C and a trip current (Itrip) of 1.1 A, with an initial resistance of 0.9 O and a post-trip resistance of 2.0 O. It is constructed with flame-retardant epoxy polymer insulation meeting UL 94V-0 requirements and is RoHS compliant and halogen-free. The uncoated design (U suffix) has a maximum body height of 10.3 mm with Sn/Cu plated leads of 0.81 mm diameter. This device is ideal for protecting loads in broadband cable power passing taps and set-top boxes, offering reliable resettable protection without requiring manual replacement after a fault event.

Search Keywords: MFR05590U2

SPECIFICATIONS

Product Attribute
Attribute Value
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Products found: 0
Supplier:
Bourns
Part No:
MF-R055/90U-2
Unit of Measure:
Per Each
RoHS:
Yes
HTS:
8533408050
COO:
CN
ECCN:
EAR99
Reel Pack: This information is provided for customers who prefer to buy in multiples of the Manufacturer’s Standard Package quantity. Minimum Order Quantities and Required Order Multiples are presented with our price and availability information.
3000
Package Type:
Reel
Hold Current:
0.55 A
Trip Current:
1.1 A
Maximum Current Rating:
10 A
Maximum Voltage Rating:
90 V
Maximum Trip Time:
28@1.6A s
Minimum Initial Resistance:
0.45 Ohm
Maximum Initial Resistance:
0.9 Ohm
Package/Case:
N/A
Mounting:
Through Hole
Packaging:
Tape and Reel
Life Cycle:
Discontinued

FREQUENTLY ASKED QUESTIONS

Is MF-R055/90U-2 discontinued?

Yes, MF-R055/90U-2 from Bourns is discontinued (end-of-life September 2020). Master Electronics is an authorized distributor and may have remaining stock or a recommended replacement for it.

Is MF-R055/90U-2 RoHS compliant?

Yes, MF-R055/90U-2 is RoHS compliant.

What is the lead time for MF-R055/90U-2?

The standard lead time for MF-R055/90U-2 is approximately 3 weeks. In-stock quantities ship from Master Electronics.

  This product is discontinued, but still in stock

IN STOCK: 1,500

Can Ship immediately

Minimum Order Quantity: 1500

Multiple: 1500

Price (USD)

Qty
Unit Price
1,500
$0.4131
3,704
$0.3998
9,260
$0.3784
27,778 +
$0.3631
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