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TRF250-120U

TRF250-120U

For Reference Only

Part Number TRF250-120U
PNEDA Part # TRF250-120U
Description PTC RESET FUSE 60V 120MA RADIAL
Manufacturer Littelfuse
Unit Price Request a Quote
In Stock 13,584
Warehouses Shipped from Hong Kong SAR
Estimated Delivery Feb 18 - Feb 23 (Choose Expedited Shipping)
Guarantee Up to 1 year [PNEDA-Warranty]*

TRF250-120U Resources

Brand Littelfuse
ECAD Module ECAD
Mfr. Part NumberTRF250-120U
CategoryPowerCircuit ProtectionPTC Resettable Fuses
Datasheet
TRF250-120U, TRF250-120U Datasheet (Total Pages: 2, Size: 352.54 KB)
PDFTRF250-120U Datasheet Cover
TRF250-120U Datasheet Page 2

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TRF250-120U Specifications

ManufacturerLittelfuse Inc.
SeriesPolySwitch®, TRF250
TypePolymeric
Voltage - Max60V (250V Int)
Current - Max3A
Current - Hold (Ih) (Max)120mA
Current - Trip (It)240mA
Time to Trip1s
Resistance - Initial (Ri) (Min)6 Ohms
Resistance - Post Trip (R1) (Max)16 Ohms
Resistance - 25°C (Typ)-
Operating Temperature-40°C ~ 85°C
Ratings-
Mounting TypeThrough Hole
Package / CaseRadial, Disc
Size / Dimension0.236" L x 0.150" W (6.00mm x 3.80mm)
Height - Seated (Max)0.394" (10.00mm)
Thickness (Max)-
Lead Spacing0.197" (5.00mm)

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Manufacturer

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Series

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Type

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Voltage - Max

60V (250V Int)

Current - Max

3A

Current - Hold (Ih) (Max)

120mA

Current - Trip (It)

240mA

Time to Trip

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Resistance - Initial (Ri) (Min)

6 Ohms

Resistance - Post Trip (R1) (Max)

16 Ohms

Resistance - 25°C (Typ)

-

Operating Temperature

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Ratings

-

Mounting Type

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Package / Case

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Size / Dimension

0.256" L x 0.181" W (6.50mm x 4.60mm)

Height - Seated (Max)

0.433" (11.00mm)

Thickness (Max)

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Lead Spacing

0.197" (5.00mm)

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TDK-EPCOS

Manufacturer

EPCOS (TDK)

Series

-

Type

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Voltage - Max

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Current - Max

400mA

Current - Hold (Ih) (Max)

35mA

Current - Trip (It)

70mA

Time to Trip

-

Resistance - Initial (Ri) (Min)

-

Resistance - Post Trip (R1) (Max)

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Resistance - 25°C (Typ)

120 Ohms

Operating Temperature

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Ratings

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Mounting Type

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Package / Case

Radial, Disc

Size / Dimension

0.256" Dia x 0.197" T (6.50mm x 5.00mm)

Height - Seated (Max)

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Thickness (Max)

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Manufacturer

Bel Fuse Inc.

Series

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Type

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Voltage - Max

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Current - Max

40A

Current - Hold (Ih) (Max)

2.5A

Current - Trip (It)

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Time to Trip

15.6s

Resistance - Initial (Ri) (Min)

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Resistance - Post Trip (R1) (Max)

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Resistance - 25°C (Typ)

-

Operating Temperature

-40°C ~ 85°C

Ratings

-

Mounting Type

Through Hole

Package / Case

Radial, Disc

Size / Dimension

0.551" L x 0.142" W (14.00mm x 3.60mm)

Height - Seated (Max)

0.811" (20.60mm)

Thickness (Max)

-

Lead Spacing

0.201" (5.10mm)

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Amphenol Advanced Sensors

Manufacturer

Amphenol Advanced Sensors

Series

YP

Type

Ceramic

Voltage - Max

265V

Current - Max

1A

Current - Hold (Ih) (Max)

55mA

Current - Trip (It)

110mA

Time to Trip

-

Resistance - Initial (Ri) (Min)

-

Resistance - Post Trip (R1) (Max)

-

Resistance - 25°C (Typ)

65 Ohms

Operating Temperature

0°C ~ 60°C

Ratings

-

Mounting Type

Through Hole

Package / Case

Radial, Disc

Size / Dimension

0.354" Dia x 0.197" T (9.00mm x 5.00mm)

Height - Seated (Max)

0.413" (10.50mm)

Thickness (Max)

-

Lead Spacing

0.200" (5.08mm)

MF-RX250-2

Bourns

Manufacturer

Bourns Inc.

Series

Multifuse®, MF-RX

Type

Polymeric

Voltage - Max

60V

Current - Max

40A

Current - Hold (Ih) (Max)

2.5A

Current - Trip (It)

5A

Time to Trip

15.6s

Resistance - Initial (Ri) (Min)

50 mOhms

Resistance - Post Trip (R1) (Max)

130 mOhms

Resistance - 25°C (Typ)

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Operating Temperature

-40°C ~ 85°C

Ratings

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Mounting Type

Through Hole

Package / Case

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Size / Dimension

0.839" L x 0.122" W (21.30mm x 3.10mm)

Height - Seated (Max)

1.039" (26.40mm)

Thickness (Max)

-

Lead Spacing

0.402" (10.20mm)

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