308Constitution Drive
Menlo Park, CA 94025-1164
Phone: 800-227-4856
www.circuitprotection.com
Surface Mount Fuse
Fast Acting
Raychem Circuit Protection Products
PRODUCT: 0603SFF Family
DOCUMENT: SCD 27593
REV LETTER: A
REV DATE: FEBRUARY 18, 2009
PAGE NO.: 1 OF 3
Specification Status: Released
Clear Time Characteristics Dimensions
A B C D
% of current
rating Clear time at 25°C MIN MAX MIN MAX MIN MAX MIN MAX
100% 4 hours min. mm: 1.45 1.75 0.65 0.95 0.21 0.51 0.65 0.95
250% 5 seconds max.
in: 0.057 0.069 0.026 0.037 0.008 0.020 0.026 0.037
400% 0.05 seconds max.
Part Number Current Rating (A) Voltage Rating (VDC) Nominal Cold DCR (Ω)*
0603SFF050F/32 0.5 32 0.485
0603SFF075F/32 0.75 32 0.254
0603SFF100F/32 1.0 32 0.131
0603SFF150F/32 1.5 32 0.059
0603SFF200F/32 2.0 32 0.044
0603SFF250F/32 2.5 32 0.032
0603SFF300F/32 3.0 32 0.025
0603SFF350F/32 3.5 32 0.024
0603SFF400F/32 4.0 32 0.018
0603SFF500F/32 5.0 32 0.013
0603SFF600F/24 6.0 24 0.010
* Measured at 10% of rated current and 25°C
Agency Recognition: UL E197536
Precedence: This specification takes precedence over documents referenced herein.
Effectivity: Reference documents shall be the issue in effect on the date of invitation for bid.
Materials Information
ROHS Compliant ELV Compliant
© 2009 Tyco Electronics Corporation. All rights reserved.
Max Electrical Rating at 25°C
Max Voltage: 0.5A-5A 32VDC, 6A 24VDC
Max Interrupt Current at Rated Voltage:
50A for 0.5A-1A
35A for 1.5A-6A
Termination Material: Silver, Nickel, Tin
Fuse Element: Silver
Body Material: Glass Ceramic
308Constitution Drive
Menlo Park, CA 94025-1164
Phone: 800-227-4856
www.circuitprotection.com
Surface Mount Fuse
Fast Acting
Raychem Circuit Protection Products
PRODUCT: 0603SFF Family
DOCUMENT: SCD 27593
REV LETTER: A
REV DATE: FEBRUARY 18, 2009
PAGE NO.: 2 OF 3
Average Clear-Time Curves
0.0001
0.001
0.01
0.1
1
10
0.1 1 10 100
Current (A)
Clear-Time (s)
0.5
A
0.75
A
1.0
A
1.5
A
2.0
A
2.5
A
3.0
A
3.5
A
4.0
A
5.0
A
6.0
A
© 2009 Tyco Electronics Corporation. All rights reserved.
308Constitution Drive
Menlo Park, CA 94025-1164
Phone: 800-227-4856
www.circuitprotection.com
Surface Mount Fuse
Fast Acting
Raychem Circuit Protection Products
PRODUCT: 0603SFF Family
DOCUMENT: SCD 27593
REV LETTER: A
REV DATE: FEBRUARY 18, 2009
PAGE NO.: 3 OF 3
Nominal I²t vs t Curves
0.0001
0.001
0.01
0.1
1
10
100
1000
10000
0.0001 0.001 0.01 0.1 1 10
I2t (A2s)
Times(s)
6.0A
5.0A
4.0A
3.5A
3.0A
2.5A
2.0
A
1.5A
1.0
A
0.75A
0.5
A
© 2009 Tyco Electronics Corporation. All rights reserved.
