30R090-PB Littelfuse Inc, 30R090-PB Datasheet - Page 2

• Manufacturer Part Number: 30R090-PB
• Description: PTC Resettable Fuses 30V .9A-HD 40A MAX
• Manufacturer: Littelfuse Inc

Specifications of 30R090-PB

• Hold Current: 0.9 Amp
• Trip Current: 1.8 Amps
• Current Rating (max): 40 Amps
• Resistance: 0.22 Ohms
• Maximum Voltage: 30 VoltsDC
• Termination Style: Radial
• Mounting Style: Through Hole
• Current Rating: 40 Amps
• Dimensions: 7.4 mm W
• Operating Temperature Range: - 40 C to + 85 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

30R Series
The average time current curves and Temperature Rerating curve performance is affected
by a number or variables, and these curves provided as guidance only. Customer must
verify the performance in their application.
Temperature Rerating
Average Time Current Curves
Part Number
30R090
30R250
30R300
30R400
30R500
30R600
30R700
30R800
30R900
30R110
30R135
30R160
30R185
100000
10000
1000
0.01
100
0.1
10
1
0.1
-40°C
13.05
10.15
11.60
1.31
1.60
1.96
2.32
2.68
3.63
4.35
5.80
8.70
7 .25
Current in Amperes
1
-20°C
10.40
11.70
1.43
2.08
2.41
3.25
3.90
5.20
6.50
9.10
1.17
1.76
7 .80
POLYFUSE
10
10.35
2.13
2.88
3.45
4.60
5.75
6.90
8.05
9.20
1.04
1.27
1.55
1.84
0°C
Radial Leaded > 30R Series
30R
Ambient Operation Temperature
100
23°C
0.90
2.50
3.00
4.00
5.00
6.00
8.00
9.00
1.10
1.35
1.60
1.85
7 .00
®
Revised: October 24, 2008
Resettable PTCs
Hold Current (A)
40°C
0.75
0.91
2.08
2.49
3.32
4.15
4.98
5.81
6.64
1.12
1.33
1.54
7 .47
Temperature Rerating Curve
170%
150%
130%
110%
90%
70%
50%
30%
10%
-40 -30 -20
50°C
0.69
0.85
2.31
3.08
3.85
4.62
5.39
6.16
6.93
1.04
1.23
1.42
1.93
Please refer to www.littelfuse.com/series/30R.html for current information.
-10
60°C
0.61
0.75
0.92
2.04
2.72
3.40
4.08
4.76
5.44
6.12
1.09
1.26
1.70
0
10
Specifications are subject to change without notice.
Temperature (°C)
20
70°C
0.55
0.67
0.82
0.98
2.44
3.05
3.66
4.27
4.88
5.49
1.13
1.53
1.83
30
40
50
85°C
0.47
0.57
0.70
0.83
0.96
2.08
2.60
3.64
4.68
1.30
1.56
3.12
4.16
60
©2008 Littelfuse, Inc.
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