Littelfuse 397 Series - Manual

© 2013 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 12/19/13
Radial Lead Fuses
TE5 ® > Transient Tolerant Fuse > 397 Series
397 Series, TE5 ® Transient Tolerant Fuse
Agency Approvals
Agency Agency File Number Ampere Range
File No.: E67006 350mA - 1.5A
File No.: E67006 350mA - 1.5A
Features
Electrical Characteristics
• Surge Proof for telecom
applications
• Reduced PCB space
requirements
• Direct solderable or
plug-in versions
• Shock safe casing
• Vibration resistant
• Halogen free
• RoHS compliant and
Lead-free
• Available from 350mA
to 1.5A
% of Ampere
Rating
Opening Time
200% 60 Seconds, Min.
570% 80 ms. Min.; 2 Sec. Max.
1700% 200 s., Max.
Electrical Characteristics
Amp
Code
Rated
Current
Voltage
Rating
breaking Capacity
Voltage
Drop
1.0×I
N
max. (mV)
power
Dissipation
1.0×I
N
max. (mW)
melting
Integral
10×I
N
min. (A 2 s)
Surge Amplitude
(A) 1
Agency
Approvals
FCC
b
ellcore
IT
u
0350 350 mA 125 V
50A / 125 VAC
50-60 Hz
cos ϕ = 1.0
400 140 0.38 25 15 29 x x
0500 500 mA 125 V 340 170 0.79 30 17 38 x x
0800 800 mA 125 V 300 240 2.4 60 31 50 x x
1100 1.00 A 125 V 240 240 3.5 78 40 65 x x
1125 1.25 A 125 V 200 250 5 100 50 67 x x
1150 1.50 A 125 V 190 285 8.5 155 78 67 x x
1 FCC 47 Part 68: Minimum pulse load quantity is 2 pulses at a test generator output of 800 V and 10x560 µs waveform.
ITU-T K.20: Minimum pulse load quantity is 30 pulses at a test generator output of 1000 V, 67 A and 10x700 µs waveform.
Bellcore GR-1089: Minimum pulse load quantity is 50 pulses at a test generator output of 1000 V and 10x1000 µs.
Note: 1.00 means the number one with two decimal places. 1,000 means the number one thousand.
The 397 Series are TE5 ® , time-Lag type, 125V rated fuses,
designed in accordance to UL248-14.
Description
Applications
• Battery chargers
• Consumer Electronics • Power supplies
• Industrial controllers
Additional Information
Datasheet Samples Resources