Nominal
Power
Dissipation
Nominal Cold
Resistance
Agency Approvals
Ampere Rating
(A)
Catalog
Number
Nominal Volt-
drop
@100% In
Voltage
Rating
Interrupting Rating
Nominal
Melting I2T
<10 m Sec
Nominal
Melting I2T
@ 10 In
Type C2Q
Surface Mount Very Fast-Acting Chip Fuse
0603 Size
RoHS 6 Compliant
Electrical Specifications
C2Q May2012C
C2Q 250 250mA 0.77 0.243 0.002 0.0001
C2Q 300 300mA 0.54 0.217 0.003 0.0001
C2Q 375 375mA 0.42 0.196 0.005 0.0002
C2Q 500 500mA 0.28 0.171 0.009 0.0004
C2Q 750 750mA 0.17 0.159 0.020 0.0011
C2Q 1 1A 0.122 0.154 0.036 0.002
C2Q 1.25 1.25A 0.092 0.144 0.058 0.004
(W)
0.06
0.07
0.07
Y
63
63
63
63
63
63
Y
Y
Y
Y
250mA - 4A / 32V AC
@ 35A
63
Y
Y
Y
Y
Y
Y
Y
Y
Y
0.09
0.12
0.15
0.18
C2Q 1.5 1.5A 0.073 0.138 0.084 0.006
C2Q 2 2A 0.053 0.133 0.15 0.011
C2Q 2.5 2.5A 0.042 0.130 0.24 0.019
C2Q 3 3A 0.034 0.130 0.36 0.030
C2Q 3.5 3.5A 0.028 0.131 0.50 0.044
C2Q 4 4A 0.023 0.131 0.63 0.059
C2Q 5 5A 0.019 0.131 1.05 0.103
63
Y
Y
0.27
0.33
Y
Y32
5A / 32V AC & DC @ 50A
63
63
63
63
63
0.39 Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
0.46
0.52
0.66
0.21
0
100
110
120
130
140
Temperature Derating Curve Average Time Current Curve
50
60
70
80
90
-75 -65 -55 -45 -35 -25 -15 -5 5 15 25 35 45 55 65 75 85 95 105 115 125 135 145
Ambient Temperature [oC]
CORPORATE OFFICE FAR EAST OFFICE EUROPE OFFICE EUROPE
Bel Fuse Inc. Bel Fuse Ltd. Bel Fuse Europe Ltd. Bel Stewart GmbH
206 Van Vorst Street 8/F Luk Hop Industrial Building Preston Technology Management Centre Industriestrasse 20
Jersey City, NJ 07302 8 Luk Hop Street Marsh Lane, Suite F15 61381 Friedrichsdorf
Tel 201-432-0463 San Po Kong Preston, Lancashire, PR1 8UQ Germany
Fax 201-432-9542 Kowloon, Hong Kong United Kingdom Tel 49-6172-9552-0
E-Mail: belfuse@belf.com Tel 852-2328-5515 Tel 44-1772-556601 Fax 49-6172-9552-40
Website: www. belfuse.com
Specifications Subject to change without notice.
Website: www. belfuse.com