30R250 Littelfuse Inc, 30R250 Datasheet - Page 5

• Manufacturer Part Number: 30R250
• Description: PTC Resettable Fuses 30V 2.5A-HD 40A MAX
• Manufacturer: Littelfuse Inc
• Type: Polyfuse Resettable PTCr
• Series: 30Rr

Specifications of 30R250

• Hold Current: 2.5 Amps
• Trip Current: 5 Amps
• Current Rating (max): 40 Amps
• Resistance: 0.07 Ohms
• Maximum Voltage: 30 VoltsDC
• Termination Style: Radial
• Mounting Style: Through Hole
• Current Rating: 40 Amps
• Dimensions: 18.3 mm L x 11.4 mm W x 3 mm H
• Lead Spacing: 5.1 mm
• Operating Temperature Range: - 40 C to + 85 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/30R.html for current information.
©2008 Littelfuse, Inc.
©2008 Littelfuse, Inc.
Part Ordering Number System
Packaging
Part Number
30 R 250 U P R
SERIES
30R300
30R400
30R500
30R600
30R700
30R800
30R900
30R090
30R135
30R160
30R185
30R250
30R110
VOLTAGE RATING (VDC)
R: RADIAL
I
HOLD
Ordering Number
CURRENT CODE (SEE TABLE BELOW)
30R400UMR
30R500UMR
30R600UMR
30R700UMR
30R090UPR
30R185UPR
30R250UPR
30R300UPR
TYPE: U (30VDC)
30R110UPR
30R135UPR
30R160UPR
30R090UU
30R135UU
30R160UU
30R185UU
30R250UU
30R300UU
30R800UH
30R900UH
30R110UU
30R400UF
30R500UF
30R600UF
30R700UF
QUANTITY CODE: F=200 H=100 M=1000 P=2000 U=500
PACKAGING STYLE
BLANK: Bulk
R: Tape & Ammo
3.00
4.00
5.00
6.00
8.00
9.00
0.90
1.35
1.60
1.85
2.50
I
1.10
7 .00
(A)
hold
Radial Leaded > 30R Series
POLYFUSE
Code
I
300
400
500
600
700
800
900
090
135
160
185
250
110
hold
Revised: October 24, 2008
®
Resettable PTCs
Packaging Option
Tape and Ammo
Tape and Ammo
Tape and Ammo
Tape and Ammo
Tape and Ammo
Tape and Ammo
Tape and Ammo
Tape and Ammo
Tape and Ammo
Tape and Ammo
Tape and Ammo
Bulk
Bulk
Bulk
Bulk
Bulk
Bulk
Bulk
Bulk
Bulk
Bulk
Bulk
Bulk
Bulk
Quantity
2000
2000
2000
2000
2000
2000
2000
1000
1000
1000
1000
500
500
500
500
500
500
500
200
200
200
200
100
100
Quantity & Packaging
Codes
MR
MR
MR
MR
PR
PR
PR
PR
PR
PR
PR
U
U
U
U
U
U
U
H
H
F
F
F
F
30R Series