Effective September 2021
Supersedes January 2019
Technical Data 4336
0603FA
Fast-acting Chip™ surface mount fuse
General specifications
• Operating temperature: -55 ºC to +125 ºC 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,
Surface Mount Device
Method 204D
Product features
•
•
•
•
Ordering
AEC-Q200 qualified
Fast-acting surface-mount fuse
Satisfies the EIA/IS-722 standard
Solder immersion compatible
• Specify packaging and product code
(i.e., TR/0603FA250-R)
Environmental compliance
Agency information
• UL Recognition Guide & File numbers: JDYX2
&E19180
• CSA Component Acceptance: 053787 C 000 &
Class Number: 1422 30
HALOGEN
HF
FREE
Pb
• Values less than 1 A are not lead free
Soldering method
• Wave immersion: +260 °C, 10 seconds maximum
• Infrared reflow: +260 °C, 30 seconds maximum
100%
200%
P ar t Number
0603FA 250-R
0603FA 375-R
0603FA 500-R
0603FA 750-R
0603FA1-R
0603FA 1.25-R
0603FA 1.5-R
0603FA2-R
0603FA 2.5-R
0603FA3-R
0603FA 3.5-R
0603FA4-R
0603FA5-R
C urrent
R ating
(A)
250 mA
375 mA
500 mA
750 mA
1
1.25
1.5
2
2.5
3
3.5
4
5
S pec ific ations
Voltage
R ating
50 Vdc
50 Vdc
32 Vac/50 Vdc
32 Vac/dc
32 Vac/dc
32 Vac/dc
32 Vac/dc
32 Vac/dc
32 Vac/dc
32 Vac/dc
32 Vac/dc
32 Vac/dc
32 Vac/dc
Interrupting
Rating (A) at
Rated Voltage*
50
50
50 ac/35 dc
50
50
35
35
35
35
35
35
35
35
DC C old
R es is tanc e** ( Ω)
Typic al
3.100
1.250
1.025
0.450
0.150
0.108
0.086
0.051
0.037
0.028
0.022
0.017
0.011
4 hours minimum
60 seconds maximum
Typic al
Melting
I2t***
0.0004
0.0009
0.00193
0.0090
0.0025
0.0130
0.0319
0.0491
0.0625
0.0699
0.1200
0.2430
0.6950
Typic al
Voltage
Drop†
0.921
0.605
0.600
0.440
0.211
0.151
0.138
0.116
0.113
0.110
0.103
0.097
0.090
* 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
A lpha
C ode
Marking‡
D
E
F
G
H
J
K
N
O
P
R
S
T
0603FA
Fast-acting Chip™ surface mount fuse
Technical Data 4336
Effective September 2021
T ime C urrent C urve
Dimensions – mm/inches
Drawing Not to Scale
Recommended Pad Layout – mm/inches
0.50
(0.02)
T ime in seconds
1.25
(0.05)
0.90
(0.035)
Current (A)
Packaging C ode P refix
TR
Packaging C ode
Des cription
5,000 fuses on paper tape and reeled on a 178 mm (7 inch) diameter reel per EIA Standard 481-1
Life Support Policy: Eaton does not authorize the use of any of its products for use in life support devices or systems without the express written
approval of an officer of the Company. Life support systems are devices which support or sustain life, and whose failure to perform, when properly
used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in significant injury to the user.
Eaton reserves the right, without notice, to change design or construction of any products and to discontinue or limit distribution of any products. Eaton also
reserves the right to change or update, without notice, any technical information contained in this bulletin.
Eaton
Electronics Division
1000 Eaton Boulevard
Cleveland, OH 44122
United States
www.eaton.com/electronics
© 2021 Eaton
All Rights Reserved
Printed in USA
Publication No. 4336
September 2021
Eaton is a registered trademark.
All other trademarks are property
of their respective owners.
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