LITTELFUSE 3971150000

SUBMINIA
TURE FUSES
UBMINIATURE
No. 397 / T 2CP
UL 248-14, 125 V
V,, T
lead free
T ime-Current
Specifications
Packaging
000: Tape/Ammopack (1400 pcs.)
044: Short Leads - Bulk (1400 pcs.)
Characteristic
Transient Tolerant (T)
Materials
Standard
Base/Cap:
Brown Thermoplastic
Polyamide PA 6.6, UL 94 V0
Round Pins: Copper, Sn plated
UL 248-14
CSA C22.2 No. 248.14
Operating TTemperature
emperature
Approvals
-40 ºC to +85 ºC (consider de-rating)
UL Listed
cUL Listed
Features
Dimensions (mm)
0,5 min
max. 8
∅ 0,6
-40 ºC/+85 ºC/21 days (EN 60068-1,-2-1,-2-2,-78)
Stock Conditions
Surge Proof for telecom applications
Reduced PCB space requirements
Direct solderable or plug-in versions
Low internal resistance
Shocksafe casing
Vibration resistant
Halogen free
max. 4
8,5
L
Climatic Category
1,5
+10 ºC to +60 ºC
relative humidity ≤ 75 % yearly average,
without dew, maximum value for 30 days-95 %
Vibration Resistance
24 cycles at 15 min. each (EN 60068-6)
10 - 60 Hz at 0.75 mm amplitude
60 - 2000 Hz at 10 g acceleration
Lead Pull Strength
1 +0,1
10 N (EN 60068-2-21)
5,08
Solderability
260 ºC, ≤ 3 s (Wave)
350 ºC, ≤ 3 s (Soldering iron)
Soldering Heat Resistance
Holes in PCB
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
350mA ... 1.50 A
< 60 s
5.7 x IN
80 ms ... 2 s
17 x IN
< 200 ms
1 FCC 47 Part 68:
ITU-T K.20:
Bellcore GR-1089:
140
170
240
240
250
285
0.38
0.79
2.4
3.5
5
8.5
cUL
50A / 125 V AC
50-60 Hz
cos ϕ = 1.0
400
340
300
240
200
190
UL
125 V
125 V
125 V
125 V
125 V
125 V
ITU
0350
0500
0800
1100
1125
1150
Bellcore
350 mA
500 mA
800 mA
1.00 A
1.25 A
1.50 A
FCC
Permissible continuous operating current is ≤ 70 % at ambient temperature of 23 ºC (73.4 ºF).
Rated
Amp
Voltage
Breaking
Voltage Drop Power Dissipation Melting Integral Surge Amplitude (A)1 Approvals
1.0 x IN
10 x IN
Current
Code
Rating
Capacity
1.0 x IN
max. (mV)
max. (mW)
min. (A2s)
25
30
60
78
100
155
15
17
31
40
50
78
29
38
50
65
67
67
•
•
•
•
•
•
•
•
•
•
•
•
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.
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
032906
Qty.
OrderNumber
Series
397
Amp Code
Packaging
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.
Specifications are subject
to change without notice
www.littelfuse.com
SUBMINIA
TURE FUSES
UBMINIATURE
00
0,0
10
T2CP / No. 397
I-t Characteristics
0
,00
10
(Min-Max Limit)
UL 248-14
Test value
00
1,0
10
10
Time (sec.)
0
1
0.1
1
0.0
1
1.5
2
3
4
5
6
7 8 9 10
15
IFault / I Rated
Contact Littelfuse for individual I-t curves
032906
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.
www.littelfuse.com