39
SURFACEMOUNTFUSES
SUBMINIATURE SURFACE MOUNT & DIP TYPES
FLAT-PAK
Slo-Blo
Fuse
Nominal
Resistance
Cold Ohms
1.36
0.433
0.158
0.0755
0.0390
0.0345
0.0237
0.0197
0.0148
0.0124
Nominal
Melting I
2
t
A
2
Sec.
0.0126
0.112
0.327
0.328
0.850
1.70
2.87
4.40
8.75
14.7
Catalog
Number
203
.250
203
.500
203
.750
203
001
203
01.5
203
002
203
02.5
203
003
203
004
203
005
1
SMF fuse marking includes the letter “G” next to the series number indicating “Gull-Wing”.
Catalog
1
Number
203
.250G
203
.500G
203
.750G
203
001G
203
01.5G
203
002G
203
02.5G
203
003G
203
004G
203
005G
Ampere
Rating
1/4
1/2
3/4
1
1
1
/
2
2
2
1
/
2
3
4
5
Voltage
Rating
250
250
250
250
250
250
250
250
250
250
.372"
.250"
.165"
.021"
.400"
.135"
.012"
6
o
203 FLAT- PAK
LF
250 V
PAT 4563666
T 2A
DIP Configuration
(Thru-Hole) Mounting
.372"
.250"
.165"
203G FLAT- PAK
LF
250 V
PAT 4563666
T 2A
SMF Configuration
("Gull Wing" Surface Mount)
.060"
.003"
.055"
.600"
.674
.160
.454
.110
Recommended Pad Layout
Reference Dimensions:
100
10
1
0.01
0.001
1000
100
10
1
0.1
0.05
1
1
3
1
1
2
2
3
4
5
T
CURRENT IN AMPERES
.1
Average Time Current Curves
ORDERING INFORMATION
Fast-Acting and Slo-Blo
Fuse versions of the Flat-Pak
Fuse designs are available. Both designs are available in
either a gull-wing surface mount package or a DIP
configuration for through-hole mounting.These fuse
designs feature a 250 VAC rating in a low profile,
rectangular package.
ELECTRICAL CHARACTERISTICS:
% of Ampere
Rating
100%
Opening
Time
4 hours,
Min
imum
1 second,
Min
imum
30 seconds,
Max
imum
200%
AGENCY APPROVALS:
Recognized under the
Components Program of Underwriters Laboratories and
Certified by CSA.
AGENCY FILE NUMBERS:
UL E10480, CSA LR 29862.
INTERRUPTING RATING:
50 amperes at 250 VAC.
ENVIRONMENTAL SPECIFICATION:
Operating Temperature:
–55°C to 125°C.
PHYSICAL SPECIFICATIONS:
Materials:
Body: Thermoplastic
Terminations: Tin/Lead Plated Copper
Soldering Parameters:
Wave Solder — 260°C, 3 seconds maximum.
Reflow Solder — 215°C, 30 seconds maximum.
Solderability:
MIL-STD-202, Method 208.
Cleaning:
Board washable in most common solvents.
PACKAGING SPECIFICATIONS:
SMF Fuses — 24mm Tape and Reel per EIA-RS481
(IEC 286, part 3); 500 per reel.
DIP Fuses — Antistatic magazine, 100 per magazine.
PATENTED