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1812L050 Datasheet PDF - Littelfuse

Part Number 1812L050
Description Surface Mount PTC
Manufacturers Littelfuse 
Logo Littelfuse Logo 

Preview ( 2 pages )
		
1812L050 datasheet, circuit
Resettable PTCs
Surface Mount PTC
1812L Series
®®
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.
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:
AGENCY APPROVALS: Recognized under the Components Program of
Underwriters Laboratories and the Acceptance program of CSA. TUV approved.
AGENCY FILE NUMBERS: UL E183209, CSA LR108832.
ENVIRONMENTAL SPECIFICATIONS:
Passive Aging: 85°C, 1000 Hours.
Humidity Aging: 85°C, 85% R.H., 100 hours.
Thermal Shock: 85°C / 40°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 gs, 6 sec.).
Solvent Resistance: MIL-STD-202, Method 215.
Operating/Storage Temperature: 40°C to 85°C
Device should remain in sealed bags prior to use.
Temperature Rerating:
170%
150%
130%
110%
90%
70%
50%
30%
10%
-40 -30 -20 -10 0 10 20 30 40 50 60 70 80 85
Temperature (°C)
Part Number
1812L050
1812L075
1812L110
1812L125
1812L150
1812L160
1812L200
1812L260
-40°C
0.75
1.13
1.65
1.88
2.25
2.40
3.00
3.90
-20°C
0.67
1.00
1.47
1.67
2.00
2.13
2.67
3.47
0°C
0.58
0.87
1.28
1.46
1.75
1.86
2.33
3.03
20°C
0.50
0.75
1.10
1.25
1.50
1.60
2.00
2.60
Ambient Temperature
40°C
50°C
Hold Current (A)
0.41 0.37
0.62 0.56
0.91 0.82
1.04 0.93
1.24 1.12
1.33 1.19
1.66 1.49
2.16 1.94
60°C
0.33
0.50
0.73
0.83
0.99
1.06
1.32
1.72
70°C
0.29
0.43
0.64
0.72
0.87
0.92
1.15
1.50
80°C
0.25
0.37
0.54
0.62
0.74
0.79
0.99
1.28
85°C
0.23
0.34
0.50
0.56
0.68
0.72
0.90
1.17
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Part NumberDescriptionManufacturers
1812L050The function is Surface Mount PTC.Littelfuse
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