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72R250XMR Datasheet

72R250XMR Cover
Datasheet72R250XMR
File Size726.05 KB
Total Pages7
ManufacturerLittelfuse
Websitehttp://www.littelfuse.com/
Total PartsThis datasheet covers 29 part numbers
Associated Parts 72R250XMR, 72R300XMR, 72R185XMR, 72R160XMR, 72R110XMR, 72R090XPR, 72R075XU, 72R030XU, 72R020XU, 72R050XPR, 72R030XPR, 72R065XU, 72R040XU, 72R135XMR, 72R135XF, 72R300XF, 72R250XF, 72R185XF, 72R110XU, 72R090XU, 72R025XU, 72R075XPR, 72R065XPR, 72R040XPR, 72R025XPR, 72R020XPR, 72R375XH, 72R160XF, 72R050XU
Description PTC RESET FUSE 72V 2.5A RADIAL, PTC RESET FUSE 72V 3A RADIAL, PTC RESET FUSE 72V 1.85A RADIAL, PTC RESET FUSE 72V 1.6A RADIAL, PTC RESET FUSE 72V 1.1A RADIAL

72R250XMR - Littelfuse

72R250XMR Datasheet Page 1
72R250XMR Datasheet Page 2
72R250XMR Datasheet Page 3
72R250XMR Datasheet Page 4
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72R065XU 72R065XU Littelfuse PTC RESET FUSE 72V 650MA RADIAL 545

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72R250XMR

Littelfuse

Manufacturer

Littelfuse Inc.

Series

POLY-FUSE®, 72R

Type

Polymeric

Voltage - Max

72V

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)

-

Operating Temperature

-40°C ~ 85°C

Ratings

-

Mounting Type

Through Hole

Package / Case

Radial, Disc

Size / Dimension

0.785" Dia x 0.122" T (19.93mm x 3.10mm)

Height - Seated (Max)

1.032" (26.20mm)

Thickness (Max)

-

Lead Spacing

0.402" (10.20mm)

72R300XMR

Littelfuse

Manufacturer

Littelfuse Inc.

Series

POLY-FUSE®, 72R

Type

Polymeric

Voltage - Max

72V

Current - Max

40A

Current - Hold (Ih) (Max)

3A

Current - Trip (It)

6A

Time to Trip

19.8s

Resistance - Initial (Ri) (Min)

40 mOhms

Resistance - Post Trip (R1) (Max)

100 mOhms

Resistance - 25°C (Typ)

-

Operating Temperature

-40°C ~ 85°C

Ratings

-

Mounting Type

Through Hole

Package / Case

Radial, Disc

Size / Dimension

0.910" Dia x 0.122" T (23.11mm x 3.10mm)

Height - Seated (Max)

1.154" (29.30mm)

Thickness (Max)

-

Lead Spacing

0.402" (10.20mm)

72R185XMR

Littelfuse

Manufacturer

Littelfuse Inc.

Series

POLY-FUSE®, 72R

Type

Polymeric

Voltage - Max

72V

Current - Max

40A

Current - Hold (Ih) (Max)

1.85A

Current - Trip (It)

3.7A

Time to Trip

12.6s

Resistance - Initial (Ri) (Min)

80 mOhms

Resistance - Post Trip (R1) (Max)

190 mOhms

Resistance - 25°C (Typ)

-

Operating Temperature

-40°C ~ 85°C

Ratings

-

Mounting Type

Through Hole

Package / Case

Radial, Disc

Size / Dimension

0.660" Dia x 0.122" T (16.76mm x 3.10mm)

Height - Seated (Max)

0.906" (23.00mm)

Thickness (Max)

-

Lead Spacing

0.201" (5.10mm)

72R160XMR

Littelfuse

Manufacturer

Littelfuse Inc.

Series

POLY-FUSE®, 72R

Type

Polymeric

Voltage - Max

72V

Current - Max

40A

Current - Hold (Ih) (Max)

1.6A

Current - Trip (It)

3.2A

Time to Trip

11.4s

Resistance - Initial (Ri) (Min)

90 mOhms

Resistance - Post Trip (R1) (Max)

220 mOhms

Resistance - 25°C (Typ)

-

Operating Temperature

-40°C ~ 85°C

Ratings

-

Mounting Type

Through Hole

Package / Case

Radial, Disc

Size / Dimension

0.600" Dia x 0.122" T (15.24mm x 3.10mm)

Height - Seated (Max)

0.850" (21.60mm)

Thickness (Max)

-

Lead Spacing

0.201" (5.10mm)

72R110XMR

Littelfuse

Manufacturer

Littelfuse Inc.

Series

POLY-FUSE®, 72R

Type

Polymeric

Voltage - Max

72V

Current - Max

40A

Current - Hold (Ih) (Max)

1.1A

Current - Trip (It)

2.2A

Time to Trip

8.2s

Resistance - Initial (Ri) (Min)

150 mOhms

Resistance - Post Trip (R1) (Max)

380 mOhms

Resistance - 25°C (Typ)

-

Operating Temperature

-40°C ~ 85°C

Ratings

-

Mounting Type

Through Hole

Package / Case

Radial, Disc

Size / Dimension

0.512" Dia x 0.122" T (13.00mm x 3.10mm)

Height - Seated (Max)

0.717" (18.20mm)

Thickness (Max)

-

Lead Spacing

0.201" (5.10mm)

72R090XPR

Littelfuse

Manufacturer

Littelfuse Inc.

Series

POLY-FUSE®, 72R

Type

Polymeric

Voltage - Max

72V

Current - Max

40A

Current - Hold (Ih) (Max)

900mA

Current - Trip (It)

1.8A

Time to Trip

7.2s

Resistance - Initial (Ri) (Min)

200 mOhms

Resistance - Post Trip (R1) (Max)

470 mOhms

Resistance - 25°C (Typ)

-

Operating Temperature

-40°C ~ 85°C

Ratings

-

Mounting Type

Through Hole

Package / Case

Radial, Disc

Size / Dimension

0.441" Dia x 0.122" T (11.20mm x 3.10mm)

Height - Seated (Max)

0.622" (15.80mm)

Thickness (Max)

-

Lead Spacing

0.201" (5.10mm)

72R075XU

Littelfuse

Manufacturer

Littelfuse Inc.

Series

POLY-FUSE®, 72R

Type

Polymeric

Voltage - Max

72V

Current - Max

40A

Current - Hold (Ih) (Max)

750mA

Current - Trip (It)

1.5A

Time to Trip

6.3s

Resistance - Initial (Ri) (Min)

250 mOhms

Resistance - Post Trip (R1) (Max)

600 mOhms

Resistance - 25°C (Typ)

-

Operating Temperature

-40°C ~ 85°C

Ratings

-

Mounting Type

Through Hole

Package / Case

Radial, Disc

Size / Dimension

0.402" Dia x 0.122" T (10.20mm x 3.10mm)

Height - Seated (Max)

0.598" (15.20mm)

Thickness (Max)

-

Lead Spacing

0.201" (5.10mm)

72R030XU

Littelfuse

Manufacturer

Littelfuse Inc.

Series

POLY-FUSE®, 72R

Type

Polymeric

Voltage - Max

72V

Current - Max

40A

Current - Hold (Ih) (Max)

300mA

Current - Trip (It)

600mA

Time to Trip

3s

Resistance - Initial (Ri) (Min)

880 mOhms

Resistance - Post Trip (R1) (Max)

2.1 Ohms

Resistance - 25°C (Typ)

-

Operating Temperature

-40°C ~ 85°C

Ratings

-

Mounting Type

Through Hole

Package / Case

Radial, Disc

Size / Dimension

0.291" Dia x 0.122" T (7.40mm x 3.10mm)

Height - Seated (Max)

0.500" (12.70mm)

Thickness (Max)

-

Lead Spacing

0.201" (5.10mm)

72R020XU

Littelfuse

Manufacturer

Littelfuse Inc.

Series

POLY-FUSE®, 72R

Type

Polymeric

Voltage - Max

72V

Current - Max

40A

Current - Hold (Ih) (Max)

200mA

Current - Trip (It)

400mA

Time to Trip

2.2s

Resistance - Initial (Ri) (Min)

1.83 Ohms

Resistance - Post Trip (R1) (Max)

4.4 Ohms

Resistance - 25°C (Typ)

-

Operating Temperature

-40°C ~ 85°C

Ratings

-

Mounting Type

Through Hole

Package / Case

Radial, Disc

Size / Dimension

0.291" Dia x 0.122" T (7.40mm x 3.10mm)

Height - Seated (Max)

0.461" (11.70mm)

Thickness (Max)

-

Lead Spacing

0.201" (5.10mm)

72R050XPR

Littelfuse

Manufacturer

Littelfuse Inc.

Series

POLY-FUSE®, 72R

Type

Polymeric

Voltage - Max

72V

Current - Max

40A

Current - Hold (Ih) (Max)

500mA

Current - Trip (It)

1A

Time to Trip

4s

Resistance - Initial (Ri) (Min)

500 mOhms

Resistance - Post Trip (R1) (Max)

1.17 Ohms

Resistance - 25°C (Typ)

-

Operating Temperature

-40°C ~ 85°C

Ratings

-

Mounting Type

Through Hole

Package / Case

Radial, Disc

Size / Dimension

0.311" Dia x 0.122" T (7.90mm x 3.10mm)

Height - Seated (Max)

0.539" (13.70mm)

Thickness (Max)

-

Lead Spacing

0.201" (5.10mm)

72R030XPR

Littelfuse

Manufacturer

Littelfuse Inc.

Series

POLY-FUSE®, 72R

Type

Polymeric

Voltage - Max

72V

Current - Max

40A

Current - Hold (Ih) (Max)

300mA

Current - Trip (It)

600mA

Time to Trip

3s

Resistance - Initial (Ri) (Min)

880 mOhms

Resistance - Post Trip (R1) (Max)

2.1 Ohms

Resistance - 25°C (Typ)

-

Operating Temperature

-40°C ~ 85°C

Ratings

-

Mounting Type

Through Hole

Package / Case

Radial, Disc

Size / Dimension

0.291" Dia x 0.122" T (7.40mm x 3.10mm)

Height - Seated (Max)

0.500" (12.70mm)

Thickness (Max)

-

Lead Spacing

0.201" (5.10mm)

72R065XU

Littelfuse

Manufacturer

Littelfuse Inc.

Series

POLY-FUSE®, 72R

Type

Polymeric

Voltage - Max

72V

Current - Max

40A

Current - Hold (Ih) (Max)

650mA

Current - Trip (It)

1.3A

Time to Trip

5.3s

Resistance - Initial (Ri) (Min)

310 mOhms

Resistance - Post Trip (R1) (Max)

720 mOhms

Resistance - 25°C (Typ)

-

Operating Temperature

-40°C ~ 85°C

Ratings

-

Mounting Type

Through Hole

Package / Case

Radial, Disc

Size / Dimension

0.370" Dia x 0.122" T (9.40mm x 3.10mm)

Height - Seated (Max)

0.571" (14.50mm)

Thickness (Max)

-

Lead Spacing

0.201" (5.10mm)