Littelfuse 250R Series Manuel d'utilisateur télécharger pdf (Page 5)

101

Revised: August 31, 2011

POLY-FUSE

Resettable PTCs

250R Series

Radial Leaded > 250R Series

Speciﬁcations are subject to change without notice.

Please refer to www.littelfuse.com/series/250R.html for current information.

250R Series

Part Marking System

250

080

XXXX

Voltage Rating

Current Rating

Date Code

(Contact Littelfuse

for additional

information)

Littelfuse

Trademark

Voltage Rating

Current Rating

Date Code

(Contact Littelfuse

for additional

information)

Littelfuse

Trademark

250

120

XXXX

Dimensions

Figure 2Figure 1

Part Number Figure

A B C D E Physical Characteristics

Inches mm Inches mm Inches mm Inches mm Inches mm Lead (dia)

Material

Max. Max. Max. Max. Max. Max. Min. Min. Typ. Typ. Inches mm

250R080 1 0.23 5.8 0.39 9.9 0.18 4.6 0.19 4.7 0.20 5.1 0.026 0.65 Sn/Cu

250R080T 1 0.23 5.8 0.39 9.9 0.18 4.6 0.19 4.7 0.20 5.1 0.026 0.65 Sn/Cu

250R120 2 0.26 6.5 0.43 11 0.15 3.8 0.19 4.7 0.20 5.1 0.026 0.65 Sn/Cu

250R120-RA 2 0.26 6.5 0.43 11 0.18 4.6 0.19 4.7 0.20 5.1 0.026 0.65 Sn/Cu

250R120-RC 2 0.26 6.5 0.43 11 0.18 4.6 0.19 4.7 0.20 5.1 0.026 0.65 Sn/Cu

250R120-RF 2 0.26 6.5 0.43 11 0.18 4.6 0.19 4.7 0.20 5.1 0.026 0.65 Sn/Cu

250R120-R1 2 0.26 6.5 0.43 11 0.18 4.6 0.19 4.7 0.20 5.1 0.026 0.65 Sn/Cu

250R120-R2 2 0.26 6.5 0.43 11 0.18 4.6 0.19 4.7 0.20 5.1 0.026 0.65 Sn/Cu

250R120-R3 2 0.26 6.5 0.43 11 0.18 4.6 0.19 4.7 0.20 5.1 0.026 0.65 Sn/Cu

250R120T 2 0.26 6.5 0.43 11 0.18 4.6 0.19 4.7 0.20 5.1 0.026 0.65 Sn/Cu

250R145 2 0.26 6.5 0.43 11 0.18 4.6 0.19 4.7 0.20 5.1 0.026 0.65 Sn/Cu

250R145-RA 2 0.26 6.5 0.43 11 0.18 4.6 0.19 4.7 0.20 5.1 0.026 0.65 Sn/Cu

250R145-RB 2 0.26 6.5 0.43 11 0.18 4.6 0.19 4.7 0.20 5.1 0.026 0.65 Sn/Cu

250R145T 2 0.26 6.5 0.43 11 0.18 4.6 0.19 4.7 0.20 5.1 0.026 0.65 Sn/Cu

250R180 1 0.37 9.5 0.47 12 0.18 4.6 0.19 4.7 0.20 5.1 0.026 0.65 Sn/Cu

250R180T 1 0.37 9.5 0.47 12 0.18 4.6 0.19 4.7 0.20 5.1 0.026 0.65 Sn/Cu

1 2 3 4 5 6 7

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Littelfuse 250R Series Manuel d'utilisateur Page 5

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