Resettable PTCs
Surface Mount PTC
1812L Series
庐
庐
鈥?Complies with electronic industry environmental standards for
lead reduction.
PHYSICAL SPECIFICATIONS:
Terminal Material:
Tin Plated Copper
Device Labeling:
Device is marked with LF and amperage rating.
AGENCY APPROVALS:
Recognized under the Components Program of
Underwriters Laboratories and the Acceptance program of CSA. TUV approved.
Packaging:
12mm tape and reel carrier per EIA 481 Standard.
Standard reel quantity: 0.50-1.60A: 2,000 devices on 7" reel (PRT Suffix).
2.00-2.60A: 1,000 devices on 7" reel (MR Suffix).
Optional reel quantity: 0.50-1.60A: 8,000 devices on 13" reel (ZRT Suffix).
Temperature Rerating Curve:
170%
150%
Percentage of Rated Current
130%
110%
90%
70%
50%
30%
10%
-40 -30 -20
-10
0
10
20 30
40
Temperature (掳C)
50
60
70
80 85
AGENCY FILE NUMBERS:
UL E183209, CSA LR108832.
ENVIRONMENTAL SPECIFICATIONS:
Passive Aging:
85掳C, 1000 Hours.
Humidity Aging:
85掳C, 85% R.H., 100 hours.
Thermal Shock:
85掳C / 鈥?0掳C, 20 times.
Vibration:
MIL-STD 202, Method 201, MIL-STD-883, Method 2007.
Mechanical Shock:
MIL-STD-202, Method 213 test condition I
(100 g鈥檚, 6 sec.).
Solvent Resistance:
MIL-STD-202, Method 215.
Operating/Storage Temperature:
鈥?0掳C to 85掳C
Device should remain in sealed bags prior to use.
Temperature Rerating:
Ambient Temperature
-40掳C
Part Number
-20掳C
0.67
1.00
1.47
1.67
2.00
2.13
2.67
3.47
0掳C
0.58
0.87
1.28
1.46
1.75
1.86
2.33
3.03
20掳C
0.50
0.75
1.10
1.25
1.50
1.60
2.00
2.60
40掳C
0.41
0.62
0.91
1.04
1.24
1.33
1.66
2.16
50掳C
0.37
0.56
0.82
0.93
1.12
1.19
1.49
1.94
60掳C
0.33
0.50
0.73
0.83
0.99
1.06
1.32
1.72
70掳C
0.29
0.43
0.64
0.72
0.87
0.92
1.15
1.50
80掳C
0.25
0.37
0.54
0.62
0.74
0.79
0.99
1.28
85掳C
0.23
0.34
0.50
0.56
0.68
0.72
0.90
1.17
Hold Current (A)
1812L050
1812L075
1812L110
1812L125
1812L150
1812L160
1812L200
1812L260
248
0.75
1.13
1.65
1.88
2.25
2.40
3.00
3.90
w w w. l i t t e l f u s e . c o m
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