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PTC Resettable Fuses

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TLC-MSMD075
TLC Electronic
200ms 1.5A 110mΩ 16V 450mΩ 40A 750mA 1812 SMD mount 4.55mm(length)*3.24mm(width)
Quantity: 1990
In Stock
2517+
10+ $0.0427
100+ $0.0336
300+ $0.03
2000+ $0.0262
4000+ $0.0238
10000+ $0.0226
- +
x $0.0427
Ext. Price: $0.42
MOQ: 10
Mult: 10
SPQ: 2000
FSMD185-2920-R
Fuzetec Technology
2.5s 3.7A 40mΩ 33V 150mΩ 1.85A 2920 SMD mount 7.36mm*5.12mm*900μm
Quantity: 32000
Ship Date: 5-7 working days
2000+ $0.0617
20000+ $0.0598
- +
x $0.0617
Ext. Price: $123.40
MOQ: 2000
Mult: 2000
SPQ: 2000
FRX065-60F
Fuzetec Technology
1.3A 310mΩ 60V 720mΩ 40A 650mA Plugins
Quantity: 16000
Ship Date: 5-7 working days
1200+ $0.0751
12000+ $0.0729
- +
x $0.0751
Ext. Price: $90.12
MOQ: 1200
Mult: 300
SPQ: 300
FHT050-30F
Fuzetec Technology
900mA 480mΩ 30V 1.1Ω 40A 500mA Plugins
Quantity: 2845
Ship Date: 10-15 working days
1+ $0.2631
- +
x $0.2631
Ext. Price: $50.25
MOQ: 191
Mult: 1
SPQ: 500
FSMD010-0603-R
Fuzetec Technology
250mA 15V 40A 100mA 0603 SMD mount
Quantity: 5205
Ship Date: 10-15 working days
1+ $0.0613
- +
x $0.0613
Ext. Price: $50.02
MOQ: 816
Mult: 1
SPQ: 4000
FSMD010-1206-R
Fuzetec Technology
1s 250mA 1.6Ω 60V 15Ω 100A 100mA 1206 SMD mount 3.25mm(length)*850μm(height)
Quantity: 39000
Ship Date: 5-7 working days
3000+ $0.0301
30000+ $0.0292
- +
x $0.0301
Ext. Price: $90.30
MOQ: 3000
Mult: 3000
SPQ: 3000
FRG300-16F
Fuzetec Technology
2s 5.1A 34mΩ 16V 105mΩ 100A 3A Plugins Through hole mounting 7.1mm*3mm*11mm
Quantity: 386
Ship Date: 10-15 working days
1+ $0.1686
- +
x $0.1686
Ext. Price: $50.07
MOQ: 297
Mult: 1
SPQ: 500
PRG15BC680MM1RC
Murata Manufacturing
69mA 600mA 26mA 68Ω SMD mount,glue mount 1mm*500μm*500μm
Quantity: 9565
Ship Date: 6-13 working days
1+ $0.184
10+ $0.1725
25+ $0.1507
100+ $0.1426
500+ $0.1221
1000+ $0.1134
5000+ $0.1026
10000+ $0.0875
- +
x $0.184
Ext. Price: $1.28
MOQ: 7
Mult: 1
SPQ: 1
PRG21AR220MS5RA
Murata Manufacturing
205mA 1.71A 80mA 22Ω 0805 SMD mount,glue mount 2mm*1.25mm*900μm
Quantity: 1465
Ship Date: 6-13 working days
1+ $1.1385
10+ $0.8648
25+ $0.7452
50+ $0.6886
100+ $0.5863
500+ $0.5
1000+ $0.4417
4000+ $0.3633
- +
x $1.1385
Ext. Price: $2.27
MOQ: 2
Mult: 1
SPQ: 1
ICL2210008-01
Honeywell
10Ω 7Ω~50Ω Through hole mounting 6mm(width)
Quantity: 1090
Ship Date: 7-9 working days
20+ $6.1664
45+ $5.8788
90+ $5.7093
200+ $5.6068
1000+ $5.494
- +
x $6.1664
Ext. Price: $123.32
MOQ: 20
Mult: 1
SPQ: 1
0ZRN0200FF1E
BELDEN
Quantity: 1826
Ship Date: 6-13 working days
1+ $0.414
10+ $0.3784
50+ $0.3151
100+ $0.297
250+ $0.2882
- +
x $0.414
Ext. Price: $1.65
MOQ: 4
Mult: 1
SPQ: 1
AHRL800
Littelfuse
8s 16A 6mΩ 16V 10.5mΩ 100A 8A Plugins Through hole mounting 12.8mm*3.6mm*20.4mm
Quantity: 321
Ship Date: 6-13 working days
1+ $1.472
5+ $1.2305
10+ $1.1282
50+ $0.8954
100+ $0.8272
250+ $0.729
500+ $0.6718
1000+ $0.6296
- +
x $1.472
Ext. Price: $1.47
MOQ: 1
Mult: 1
SPQ: 1
RHEF800
Littelfuse
8s 15A 8mΩ 16V 20mΩ 100A 8A Plugins Through hole mounting 16.5mm*3mm*22.5mm
Quantity: 430
Ship Date: 6-13 working days
1+ $1.242
5+ $1.0281
10+ $0.9488
50+ $0.7535
100+ $0.6952
250+ $0.6134
500+ $0.5648
1000+ $0.5206
- +
x $1.242
Ext. Price: $1.24
MOQ: 1
Mult: 1
SPQ: 1
LVR016S-1
Littelfuse
15s 370mA 2.5Ω 240V 7.8Ω 2A 160mA Plugins Through hole mounting 12.5mm(height)
Quantity: 44
Ship Date: 6-13 working days
1+ $0.7475
10+ $0.6854
50+ $0.5693
100+ $0.5027
250+ $0.4439
500+ $0.4082
1000+ $0.3769
5000+ $0.3549
- +
x $0.7475
Ext. Price: $1.49
MOQ: 2
Mult: 1
SPQ: 1
SMD1206-050C-13.2V
BNSTAR
Quantity: 35000
In Stock
200+ $0.0168
400+ $0.0165
600+ $0.0161
- +
x $0.0168
Ext. Price: $3.36
MOQ: 200
Mult: 200
SPQ: 3500
SMD1206-020C-24V
BNSTAR
Quantity: 35000
In Stock
200+ $0.0186
400+ $0.0183
600+ $0.0178
- +
x $0.0186
Ext. Price: $3.72
MOQ: 200
Mult: 200
SPQ: 3500
SMD1206-050C-30V
BNSTAR
1A 150mΩ 30V 700mΩ 40A 500mA 1206
Quantity: 35000
In Stock
200+ $0.0238
400+ $0.0234
600+ $0.0228
- +
x $0.0238
Ext. Price: $4.76
MOQ: 200
Mult: 200
SPQ: 3500
SMD1206-075C-16V
BNSTAR
1.5A 90mΩ 16V 500mΩ 100A 750mA 1206
Quantity: 35000
In Stock
200+ $0.0186
400+ $0.0183
600+ $0.0178
- +
x $0.0186
Ext. Price: $3.72
MOQ: 200
Mult: 200
SPQ: 3500
TLC-LSMD030
TLC Electronic
3s 600mA 600mΩ 60V 4.3Ω 10A 300mA 2920 SMD mount 7.36mm(length)*5.12mm(width)
Quantity: 4500
Ship Date: 5-8 working days
1500+ $0.0411
4500+ $0.0393
15000+ $0.0375
- +
x $0.0411
Ext. Price: $61.65
MOQ: 1500
Mult: 1500
SPQ: 1500
TRF060
TLC Electronic
12s 1.2A 400mΩ 250V 2.16Ω 7A 600mA Through hole mounting 14mm(length)*3.8mm(width)
Quantity: 1500
Ship Date: 5-8 working days
500+ $0.0599
1500+ $0.0573
5000+ $0.0547
- +
x $0.0599
Ext. Price: $29.95
MOQ: 500
Mult: 500
SPQ: 500
TLC-NSMD050
TLC Electronic
100ms 1A 150mΩ 13.2V 750mΩ 40A 500mA 1206 SMD mount 3.2mm(length)*1.6mm(width)
Quantity: 12000
Ship Date: 5-8 working days
4000+ $0.024
12000+ $0.0229
40000+ $0.0219
- +
x $0.024
Ext. Price: $96.00
MOQ: 4000
Mult: 4000
SPQ: 4000
TLC-NSMD150
TLC Electronic
300ms 3A 30mΩ 6V 170mΩ 100A 1.5A 1206 SMD mount 3.2mm(length)*1.6mm(width)
Quantity: 10500
Ship Date: 5-8 working days
3500+ $0.0273
10500+ $0.0262
35000+ $0.025
- +
x $0.0273
Ext. Price: $95.55
MOQ: 3500
Mult: 3500
SPQ: 3500
TLC-USMD150
TLC Electronic
500ms 3A 30mΩ 6V 110mΩ 40A 1.5A 1210 SMD mount 3.22mm(length)*2.58mm(width)
Quantity: 10500
Ship Date: 5-8 working days
3500+ $0.0273
10500+ $0.0262
35000+ $0.025
- +
x $0.0273
Ext. Price: $95.55
MOQ: 3500
Mult: 3500
SPQ: 3500
TRA040
TLC Electronic
3s 800mA 650mΩ 16V 970mΩ 40A 400mA Through hole mounting 5.7mm(length)*3.1mm(width)
Quantity: 3000
Ship Date: 5-8 working days
1000+ $0.0222
3000+ $0.0212
10000+ $0.0203
- +
x $0.0222
Ext. Price: $22.20
MOQ: 1000
Mult: 1000
SPQ: 1000
TLC-USMD005
TLC Electronic
1.5s 150mA 2.8Ω 30V 50Ω 10A 50mA 1210 SMD mount 3.22mm(length)*2.58mm(width)
Quantity: 10500
Ship Date: 5-8 working days
3500+ $0.024
10500+ $0.0229
35000+ $0.0219
- +
x $0.024
Ext. Price: $84.00
MOQ: 3500
Mult: 3500
SPQ: 3500

PTC Resettable Fuses

PTC Resettable Fuses: Definition, Function, Applications, and Selection Criteria

Definition:
A PTC (Positive Temperature Coefficient) Resettable Fuse is an electronic component designed to protect electrical circuits from overcurrent conditions. Unlike traditional fuses that are destroyed when they interrupt a fault, PTC fuses can automatically reset and resume normal operation once the fault condition is removed and the component cools down.

Function:
The primary function of a PTC resettable fuse is to provide overcurrent protection. When an excessive current flows through the circuit, the PTC fuse heats up and its resistance increases dramatically, limiting the current flow. Once the fault is cleared and the temperature drops, the resistance decreases, and the fuse returns to its normal state, allowing the circuit to resume operation without the need for replacement.

Applications:
PTC fuses are widely used in various applications due to their self-resetting capability and reliability. Some common applications include:
1. Consumer electronics: Protecting devices like smartphones, laptops, and power supplies.
2. Industrial controls: Safeguarding motor drives, sensors, and control panels.
3. Automotive: Securing electric vehicle components such as battery management systems and charging circuits.
4. Telecommunications: Ensuring the integrity of communication equipment and networks.
5. Renewable energy: Protecting solar panels and wind turbines from electrical faults.

Selection Criteria:
When selecting a PTC resettable fuse, consider the following criteria:
1. Current Rating: Choose a fuse with a current rating that matches the normal operating current of the circuit.
2. Voltage Rating: Ensure the fuse can withstand the maximum voltage of the circuit.
3. Time-Current Characteristics: Select a fuse that provides the desired time-delay response to overcurrent conditions.
4. Reset Time: Consider the time it takes for the fuse to reset after a fault, which can be crucial for uninterrupted operation.
5. Environmental Conditions: Factor in temperature, humidity, and other environmental factors that may affect the fuse's performance.
6. Physical Size and Mounting: Ensure the fuse fits within the available space and can be mounted according to the circuit design.
7. Certifications and Standards: Verify that the fuse meets relevant safety and performance standards.

In summary, PTC resettable fuses offer a convenient and efficient solution for overcurrent protection in a variety of electronic and electrical systems, reducing the need for frequent replacements and minimizing downtime.
Please refer to the product rule book for details.