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參數資料
| 型號： | 026303.5 |
| 廠商： | Littelfuse, Inc. |
| 元件分類： | 保險絲 |
| 英文描述： | Axial Lead and Cartridge Fuses - Subminiature |
| 中文描述： | 軸向引線和墨盒保險絲-微型 |
| 文件頁數： | 1/1頁 |
| 文件大小： | 63K |
| 代理商： | 026303.5 |
Subminiature
Axial Lead and Cartridge Fuses
PICO
II 250 Volt Very Fast-Acting Fuse 263 Series
389
www .littelfuse .com
The PICO II 250 Volt Fuse is a specially designed axial leaded fuse that
achieves a 250 volt rating in a small package.
RoHS Compliant version now available, use ordering suffix ‘L’
(see example on data sheet).
ELECTRICAL CHARACTERISTICS:
% of Ampere
Opening
Rating
Time
100%
4 hours, Minimum
200%
1 second, Maximum
300%
0.1 second, Maximum
AGENCY APPROVALS: Recognized under the Components
Program of Underwriters Laboratories and Certified by CSA.
AGENCY FILE NUMBERS: UL E10480, CSA LR 29862.
INTERRUPTING RATING: 50 amperes at 250 VAC.
ENVIRONMENTAL SPECIFICATIONS:
Operating Temperature: –55°C to 125°C.
Shock: MIL-STD-202, Method 213, Test Condition I
(100 G’s peak for 6 milliseconds).
Vibration: MIL-STD-202, Method 201 (10–55 Hz); MIL-STD-202,
Method 204, Test Condition C (55–2000 Hz at 10 G’s Peak).
Salt Spray: MIL-STD-202, Method 101, Test Condition B (48 hrs.).
Insulation Resistance (After Opening): MIL-STD-202, Method
302, Test Condition A (10,000 ohms minimum at 100 volts).
Resistance to Soldering Heat: MIL-STD-202,
Method 210, Test Condition C (10 sec at 260°C).
Thermal Shock: MIL-STD-202, Method 107,
Test Condition B (–55°C to 125°C).
Moisture Resistance: MIL-STD-202, Method 106.
PHYSICAL SPECIFICATIONS:
Materials: Encapsulated, Epoxy-Coated Body; Solder Coated
Copper Leads. RoHS Compliant Product: Pure Tin coated copper
wire leads.
Soldering Parameters:
Wave Solder — 260°C, 10 seconds maximum.
Solderability: MIL-STD-202, Method 208.
Lead Pull Force: MIL-STD-202, Method 211,
Test Condition A (will withstand 7 lb. axial pull test).
PATENTED
ORDERING INFORMATION:
100
10
1
0.1
0.01
0.001
1/16A
0.05 0.1
1
10
100
1/8A
1/4A
3/8A
1/2A
3/4A
1A
1
1/2A
2A 2
1/2A
3A 3
1/2A
4A 5A
TIME
IN
SECONDS
CURRENT IN AMPERES
Nominal
Catalog
Ampere
Voltage
Resistance
Melting I
2t
Number
Rating
Cold Ohms
A
2 Sec.
0263.062
1/16
250
5.50
0.000192
0263.125
1/8
250
1.75
0.00251
0263.250
1/4
250
0.715
0.0165
0263.375
3/8
250
0.391
0.0444
0263.500
1/2
250
0.252
0.1125
0263.750
3/4
250
0.150
0.0411
0263 001
1
250
0.105
0.087
0263 01.5
11/2
250
0.0635
0.398
0263 002
2
250
0.0444
0.74
0263 02.5
21/2
250
0.0340
1.197
0263 003
3
250
0.0274
1.77
0263 03.5
31/2
250
0.0224
2.33
0263 004
4
250
0.0193
3.08
0263 005
5
250
0.0145
5.55
Average Time Current Curves
F
L 3 1/2 A
38.1
(1.5")
38.1
(1.5")
7.62 (.300")
REF.
0.64 (.025")
DIA.
3.683 (.145")
DIA. REF.
250 V
PACKAGING SPECIFICATIONS: Tape and Reel per EIA-296;
T1: 2.062" (52.4mm) taped spacing; 3,000 per reel.
Options: For RoHS Compliant devices add the letter ‘L’ to end of
packaging suffix. Example: 263001. WRT1L (RoHS Compliant 1A,
3,000 per reel).
RoHS
11
AXIAL
LEAD
AND
CAR
TRIDGE
FUSES
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