Littelfuse Inc. TRF250-145-2

Factory Lead Time

10 Weeks

Mounting Type

Through Hole

Package / Case

Radial, Disc

Operating Temperature

The operating temperature is the range of ambient temperature within which a power supply, or any other electrical equipment, operate in. This ranges from a minimum operating temperature, to a peak or maximum operating temperature, outside which, the power supply may fail.

-40°C~85°C

Packaging

Semiconductor package is a carrier / shell used to contain and cover one or more semiconductor components or integrated circuits. The material of the shell can be metal, plastic, glass or ceramic.

Tape & Reel (TR)

Series

PolySwitch®, TRF250

Published

2009

Size / Dimension

0.256Lx0.181W 6.50mmx4.60mm

Pbfree Code

yes

Part Status

Parts can have many statuses as they progress through the configuration, analysis, review, and approval stages.

Active

Moisture Sensitivity Level (MSL)

1 (Unlimited)

Type

Polymeric

Approval Agency

CSA, TUV, UL

Lead Spacing

the distance between two baselines of lines of type. The word 'leading' originates from the strips of lead hand-typesetters used to use to space out lines of text evenly. The word leading has stuck, but essentially it's a typographer's term for line spacing.

0.200 5.08mm

Hold Current

the minimum current which must pass through a circuit in order for it to remain in the 'ON' state.

145mA

Voltage - Max

60V 250V Int

Time to Trip

5s

Resistance - Initial (Ri) (Min)

3Ohm

Resistance - Post Trip (R1) (Max)

14Ohm

Current - Trip (It)

290mA

Trip Current

the current at which the device is guaranteed to trip.

290mA

Height Seated (Max)

0.433 11.00mm

RoHS Status

RoHS means “Restriction of Certain Hazardous Substances” in the “Hazardous Substances Directive” in electrical and electronic equipment.

ROHS3 Compliant