SUBMINIATURE FUSES
No. 397 / T2CP
UL 248-14, 125 V, T
lead free
Specifications
Packaging
000: Tape/Ammopack (1400 pcs.)
044: Short Leads - Bulk (1400 pcs.)
Time-Current Characteristic
Transient Tolerant (T)
Materials
Base/Cap: Brown Thermoplastic
Polyamide PA 6.6, UL 94 V0
Round Pins: Copper, Sn plated
Standard
UL 248-14
CSA C22.2 No. 248.14
Operating Temperature
-40 ºC to +85 ºC (consider de-rating)
Approvals
UL Listed
cUL Listed
Climatic Category
-40 ºC/+85 ºC/21 days (EN 60068-1,-2-1,-2-2,-78)
Features
Dimensions (mm)
Stock Conditions
+10 ºC to +60 ºC
relative humidity ≤ 75 % yearly average,
without dew, maximum value for 30 days-95 %
Surge Proof for telecom applications
Reduced PCB space requirements
Direct solderable or plug-in versions
Low internal resistance
Shocksafe casing
max.
8,5
4
Vibration Resistance
Vibration resistant
Halogen free
24 cycles at 15 min. each (EN 60068-6)
10 - 60 Hz at 0.75 mm amplitude
60 - 2000 Hz at 10 g acceleration
1,5
∅ 0,6
Lead Pull Strength
10 N (EN 60068-2-21)
5,08
Solderability
260 ºC, ≤ 3 s (Wave)
350 ºC, ≤ 3 s (Soldering iron)
Holes in PCB
Soldering Heat Resistance
260 ºC, 10 s (IEC 60068-2-20)
Long Leads (L=18.8 mm)
Short Leads (L=4.3 mm)
Marking
, T2CP, T, Current Rating
Unit Weight
0.60 g (approx.)
Limits for Pre-arcing Time
Rated Current 2.0 x IN 5.7 x IN
17 x IN
350mA ... 1.50 A
< 60 s
80 ms ... 2 s
< 200 ms
Permissible continuous operating current is ≤ 70 % at ambient temperature of 23 ºC (73.4 ºF).
Rated
Current
Amp
Code
Voltage
Rating
Breaking
Capacity
Voltage Drop Power Dissipation Melting Integral Surge Amplitude (A)1 Approvals
1.0 x IN
1.0 x IN
10 x IN
max. (mV)
max. (mW)
min. (A2s)
350 mA
500 mA
800 mA
1.00 A
1.25 A
1.50 A
0350
0500
0800
1100
1125
1150
125 V
125 V
125 V
125 V
125 V
125 V
400
340
300
240
200
190
140
170
240
240
250
285
0.38
0.79
2.4
25
30
60
78
100
155
15
17
31
40
50
78
29
38
50
65
67
67
•
•
•
•
•
•
•
•
•
•
•
•
50A / 125 V AC
50-60Hz
cosϕ=1.0
3.5
5
8.5
1
FCC 47 Part 68:
ITU-T K.20:
Minimum pulse load quantity is 2 pulses at a test generator output of 800 V and 10x560 μs waveform.
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.
Order
Information
Qty.
Order-
Number
Series
397
Amp Code
Packaging
Specifications are subject
to change without notice
In our continuing strategy to deliver unparalleled circuit protection solutions,
technical expertise and application leadership, we proudly introduce the
WICKMANN Group and its products to the Littelfuse portfolio.
032906
www.littelfuse.com