
Technical Data 4336
Effective May 2017
Supersedes February 2010
Product features
0603FA
Fast-acting Chip™ surface mount fuse
•Fast-acting surface-mount fuse
•Satisfies the EIA/IS-722 Standard
•Solder immersion compatible
Agency information
Soldering method
•UL Recognition Guide & File numbers: JDYX2
&E19180
•CSA Component Acceptance: 053787 C 000 &
Class Number: 1422 30
•Wave immersion: 260°C, 10 Sec. max.
•Infrared reflow: 260°C, 30 Sec. max.
Environmental data
•Operating temperature: -55ºC to 125ºC with
proper derating
•Load humidity test: MIL-STD-202, Method 103B
•Moisture resistance test: MIL-STD-202, Method
106E
•Thermal shock test: MIL-STD-202, Method 107D
•High frequency vibration test: MIL-STD-202,
Method 204D
Ordering
•Specify packaging and product code
(i.e., TR/0603FA250-R)
Surface Mount Device
100% 4 Hours Minimum
200% 60 Seconds Maximum
S pecifications
C urrent Interrupting
R ating (amps ) at
R ated Voltage*
DC C old
R es is tance** ( Ω)
Typical
Typical Typical Alpha
Part Number R ating Voltage Melting Voltage C ode
(amps ) R ating I
2
t*** Drop† Marking‡
0603FA250-R 250mA 50Vdc 50 3.100 0.0004 0.921 D
0603FA375-R 375mA 50Vdc 50 1.250 0.0009 0.605 E
0603FA500-R 500mA
32Vac/50dc
50ac/35dc 1.025 0.00193 0.600 F
0603FA750-R 750mA
32Vac/dc
50 0.450 0.0090 0.440 G
0603FA1-R 1
32Vac/dc
50 0.150 0.0025 0.211 H
0603FA1.25-R 1.25
32Vac/dc
35 0.108 0.0130 0.151 J
0603FA1.5-R 1.5
32Vac/dc
35 0.086 0.0319 0.138 K
0603FA2-R 2
32Vac/dc
35 0.051 0.0491 0.116 N
0603FA2.5-R 2.5
32Vac/dc
35 0.037 0.0625 0.113 O
0603FA3-R 3
32Vac/dc
35 0.028 0.0699 0.110 P
0603FA3.5-R 3.5
32Vac/dc
35 0.022 0.1200 0.103 R
0603FA4-R 4
32Vac/dc
35 0.017 0.2430 0.097 S
0603FA5-R 5
32Vac/dc
35 0.011 0.6950 0.090 T
* DC Interrupting rating (Measured at designated voltage, time constant of less than 50 microseconds, battery source)
** DC Cold resistance (Measured at ≤10% of rated current)
***Typical melting I 2t (Measured with a battery bank at rated DC voltage, 10x-rated current, not to exceed IR, time constant of calibrated circuit less than 50
microseconds) (0603FA4A and 5A measured at interrupting rating)
† Typical voltage drop (Measured at rated current after temperature stabilizes)
‡ Alpha code to be marked on the top of fuse body for all ratings
Pb
HALOGEN
HF
FREE