LITTELFUSE 664

Axial Lead and Cartridge Fuses
Subminiature
RoHS
LT-5™ Time Lag Extended Breaking Capacity Fuse 664 Series
U® L
®
D
V
®
• Similar to the 663 fuse, this fuse is designed with a higher
breaking capacity.
• Meets IEC 60127-3/4 specifications (up to 6.3A).
• Available in short and long lead variations.
ELECTRICAL CHARACTERISTICS:
% of Ampere
Rating
150%
Ampere
Rating
800mA-6.3A
Time
1 hour Min.
210%
275%
400%
800mA-6.3A
800mA-6.3A
800mA-6.3A
2 minutes, Maximum
.4 sec Min.; 10 seconds Maximum
.1 sec Min.; 3 seconds Maximum
1000%
800mA-6.3A
100%
8-10A
4 hours, Min.
200%
8-10A
60 seconds, Maximum
.02 sec Min. .15 seconds Maximum
0.64
(.025")
INTERRUPTING RATINGS: 100A at 250 VAC.
ENVIRONMENTAL SPECIFICATIONS:
Operating Temperature: -40˚C to +85˚C.
Case Resistance: Min 100 Mohms, according to EIA/IS-722, 4.7
Vibration: 20gn, 20 min, 10Hz to 2,000Hz, 12 cycles according to
EIA/IS-722, 4.10 (Frequency range 10-2000Hz, cross-over frequency 60
Hz according to IEC 60068-2-6, test Fc)
Mechanical Shock: 50g, half sine wave, 11ms, 3 times each direction
according to IEC 60068-2-27.
Resistance to Cleaning Solvents: Clean according to EIA/IS-722, 4.11
Resistance to Soldering Heat: 10 sec. At 260˚C to IEC 60068-2-20,
test Tb
Terminal Strength: Tensile load min. 9N, according to EIA/IS-722, 4.5.5
PHYSICAL SPECIFICATIONS:
Materials: Temperature Resistant Body, UL 94V-0; Sn Coated Copper
Wire Terminals.
Solderability: IEC 60068-2-20, test Ta
Soldering Parameters: Wave Solder – 235˚C, 2 seconds maximum.
PACKAGING:
0.57(.012")
0.64
(.025")
5.08
(.200")
5.08
(.200")
ORDERING INFORMATION:
Catalog
Number
0664.800
0664 001.
0664 1.25
0664 01.6
0664 002.
0664 02.5
0664 3.15
0664 004.
0664 005.
0664 06.3
0664 008.
0664 010.
Ampere
Rating
.800
1.00
1.25
1.60
2.00
2.50
3.15
4.00
5.00
6.30
8.00
10.00
Voltage
Rating
250
250
250
250
250
250
250
250
250
250
250
250
Refer to page 342 for LT-5TM holder information.
Please refer to the following suffixes when ordering:
• 100 Piece Bulk: Short Leads use suffix HXSL;
Long Leads use suffix HXLL
• 750 Piece Tape and Reel per IEC 286-2:
(Long Leads only) use suffix ZRLL
• 1000 Piece Ammo Pack use suffix MALL
PATENTED
449
0.57 (.012")
18.8(.740")
from 800mA to 4A. Recognized under the components program of
Underwriters Laboratories and recognized by CSA from 800mA to 6.3A.
Approved by KTL from 800mA to 6.3A. Approved by METI and CCC
from 1 to 4A. Listed by the Underwriters Laboratories for 8 and 10A ratings.
4.3(.169")
AGENCY APPROVALS: IEC 60127-3/4: VDE and Semko approved
8.45
(.333")
8.5(.335")
8.45
(.333")
8.5(.335")
w w w. l i t t e l f u s e . c o m
Nominal
Resistance
Cold mOhms
168
123
85
60
39
30
20
17
11
9
7
6
Nominal
Melting I2t
A2 Sec
2.2
4.4
6.3
10
16
32
57
77
155
262
397
440
E
Axial Lead and Cartridge Fuses
Subminiature
LT-5™ Time Lag Extended Breaking Capacity Fuse 664 Series
C
AGENCY APPROVALS: IEC 60127-3/4: VDE approved through
4A. Recognized under the components program of
Underwriters Laboratories and recognized by CSA through
6.3A. Approved CCC to 3.15A. Approved by METI and KTL
from 1-4A.
D
V
E
800mA
1A
1.25A
1.6A
2A
2.5A
3.15A
4A
5A
6.3A
8A
10A
100
10
1
0.1
0.01
w w w. l i t t e l f u s e . c o m
1
10
CURRENT IN AMPERES
100
11
AXIAL LEAD AND
CARTRIDGE FUSES
PACKAGING:
Please refer to the following suffixes when ordering:
- 100 Piece Bulk: Short Leads use suffix HXSL; Long Leads
use suffix HXLL
- 750 Piece Tape and Reel per IEC 286-2: (Long Leads only)
use suffix ZRLL
- 1000 Piece Ammo Pack use suffix MALL
US
1000
TIME IN SECONDS
PHYSICAL SPECIFICATIONS:
Materials: Temperature Resistant Body, UL 94V-0; Sn Coated
Copper Wire Terminals.
Soldering Parameters: Wave Solder – 235∞C, 2 seconds
maximum.
Solderability: IEC 60127-4 sub clause 8.7.1
C
Average Time Current Curves
INTERRUPTING RATINGS:
0.050-3.15A
35 amperes at 250VAC
50 amperes at 125 VDC
4-6.3A
10x rated current at 250VAC
50A or 10x rated current at 125VDC
ENVIRONMENTAL SPECIFICATIONS:
Operating Temperature: -40∞C to +85∞C.
Case Resistance: Min 100Mohms, according to EIA/IS-722,
4.7
Vibration: IEC 68-2-6, test Fc (10-2000Hz); Cross-over frequency 60Hz
Resistance to Cleaning Solvents: Clean according to EIA/IS722, 4.11
Resistance to Soldering Heat: 10 sec. At 260∞C to IEC 600682-20, test Tb
UL
US
450