429.125 [LITTELFUSE]
Electric Fuse, Very Fast Blow, 0.125A, 125VAC, 125VDC, 50A (IR), Surface Mount, 1206,;
| 型号： | 429.125 |
| 厂家： | 
LITTELFUSE |
| 描述： | Electric Fuse, Very Fast Blow, 0.125A, 125VAC, 125VDC, 50A (IR), Surface Mount, 1206, 电路保护 |
| 文件： | 总1页 (文件大小：65K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
SURFACE MOUNT FUSES
THIN-FILM SURFACE MOUNT
®
®
1206 Very Fast-Acting Thin-Film Type 429 Series
• For new designs below 4A please consult the 433 Series
ELECTRICAL CHARACTERISTICS:
% of Ampere
Rating
Opening
Time at 25°C
100%
200%
300%
4 hours, Minimum
5 seconds, Maximum
0.2 seconds, Maximum
AGENCY APPROVALS: Recognized under the
Components Program of Underwriters Laboratories and
Certified by CSA.
RECOMMENDED PAD LAYOUTS
AGENCY FILE NUMBERS: UL E10480, CSA LR 29862.
INTERRUPTING RATINGS:
3.18
(.125")
0.125 – 3A
4 – 7A
50 amperes at rated voltage, VAC/VDC
35 amperes at rated voltage, VAC/VDC
1.52
1.52
3.81
ENVIRONMENTAL SPECIFICATIONS:
(.060")
(.060")
(.150")
Operating Temperature: –55°C to 90°C. Consult tempera-
ture rerating chart on page 4. For operation above 90°C
contact Littelfuse.
Vibration: Withstands 10–55 Hz per MIL-STD-202F,
Method 201A and 10-2000 Hz at 20 G’s per MIL-STD-202F,
Method 204D, Condition D.
Insulation Resistance (After Opening): Greater than 10 KOhm.
Resistance to Soldering Heat: Withstands 60 seconds
above 200°C up to 260°C, maximum.
1.14
(.045")
2.49 (.098")
REF.
1.12
(.044")
REF.
2.03
(.080")
REFLOW SOLDER
1.14
(.045")
.635
(.025")
Thermal Shock: Withstands 5 cycles of –55° to 125°C.
PHYSICAL SPECIFICATIONS:
Materials: Body: Epoxy Substrate
Terminations: Copper/Nickel/Tin-Lead (95/5)
Cover Coat: Conformal Coating
Average Time Current Curves
Soldering Parameters:
100
Reflow Solder — 260°C, 30 seconds maximum
PACKAGING SPECIFICATIONS: 8mm Tape and Reel
per EIA-RS481-1 (IEC 286, part 3); 3,000 per reel, add
packaging suffix, WR.
PATENTED
ORDERING INFORMATION:
10
Nominal
Voltage
Rating
Nominal
Resistance
Cold Ohms1
Catalog
Number
Ampere
Rating
Marking
Code
Melting I2t
(A2 Sec.)2
429.125
429.200
429.250
429.375
429.500
429.750
429 001
429 1.25
429 01.5
429 1.75
429 002
429 02.5
429 003
0.125
0.200
0.250
0.375
0.500
0.75
1.00
1.25
1.50
1.75
2.0
FB
FC
FD
FE
FF
FG
FH
FJ
FK
FL
FN
FO
FP
125
125
125
125
63
63
63
63
63
63
63
32
32
2.30000
0.93800
0.62500
0.37500
0.24050
0.13700
0.09950
0.07475
0.06250
0.05000
0.03975
0.03065
0.02625
0.00020
0.00055
0.00100
0.00280
0.0060
0.0170
0.035
0.065
0.125
0.150
0.230
1
0.1
0.01
2.5
3.0
0.500
0.700
For New Designs Below 4A Use 433 Series.
429 004
429 005
429 007
4.0
5.0
7.0
FS
FT
FU
24
24
24
0.01926
0.01375
0.00925
1.50
2.70
3.60
1 Measured at 10% of rated current, 25°C. 2 Measured at rated voltage.
0.001
0.1
1
10
CURRENT IN AMPERES
100
33
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