PTC Resettable Fuses DistyParts

Circuit Protection > PTC Resettable Fuses

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PTC Resettable Fuses provide overcurrent protection by resetting after a fault condition is removed. Key attributes include Current, Height, Lead Spacing, and Operating Temperature. These components are essential for applications such as production electronics assembly and maintenance.

What are PTC Resettable Fuses ?

PTC Resettable Fuses are protective devices that limit current flow and reset automatically after a fault condition is cleared. They are commonly used in applications like new product design, maintenance, and field replacements. Important specifications for selection include Current, which determines the maximum load; Operating Temperature, which affects performance under different conditions; and Lead Spacing, which ensures compatibility with PCB layouts. Validating lifecycle status and sourcing options is crucial for procurement teams to mitigate risks.

Part & Mfr

Total Stock

Pricing & RFQ

Current

Height

Lead Spacing

Mounting Type

Operating Temperature

Ratings

Resistance

Size

Thickness (Max)

Time to Trip

Type

Voltage

MF-NSHT050KX-2

Bourns

322,950

From Braun Electronic Components

Price on request

322,950

500 mA

Surface Mount

-40°C ~ 125°C

AEC-Q200

1.6 Ω

0.126" L x 0.063" W (3.20mm x 1.60mm)

0.047" (1.20mm)

100 ms

Polymeric

16V

0ZCG0160BF2C

Bel Fuse

310,000

Across 2 distributors

Distributor	Stock	MOQ	Country
Braun Electronic Components	10,000	-	-
Risen Electronics	300,000	-	-

Price on request

310,000

Distributor	Stock	MOQ	Country
Braun Electronic Components	10,000	-	-
Risen Electronics	300,000	-	-

1.6 A

Surface Mount

-40°C ~ 85°C

AEC-Q200

100 mΩ

0.179" L x 0.128" W (4.55mm x 3.24mm)

0.053" (1.35mm)

1 s

Polymeric

16V

0ZCK0020FF2G

Bel Fuse

155,714

Across 2 distributors

Distributor	Stock	MOQ	Country
Fe Components	151,714	-	-
AA2DE	4,000	-	-

Price on request

155,714

Distributor	Stock	MOQ	Country
Fe Components	151,714	-	-
AA2DE	4,000	-	-

200 mA

Surface Mount

-40°C ~ 85°C

AEC-Q200

3.5 Ω

0.085" L x 0.053" W (2.15mm x 1.35mm)

0.039" (1.00mm)

20 ms

Polymeric

1812L150/24MR

Littelfuse Inc.

155,346

Across 2 distributors

Distributor	Stock	MOQ	Country
Braun Electronic Components	155,000	-	-
Bristol Electronics	346	-	-

Price on request

155,346

Distributor	Stock	MOQ	Country
Braun Electronic Components	155,000	-	-
Bristol Electronics	346	-	-

1.5 A

Surface Mount

-40°C ~ 85°C

AEC-Q200

120 mΩ

0.179" L x 0.128" W (4.55mm x 3.24mm)

0.071" (1.80mm)

1.5 s

Polymeric

24V

MF-MSMF075-2

Bourns

147,270

Across 6 distributors

Distributor	Stock	MOQ	Country
Braun Electronic Components	1,782	-	-
AA2DE	142,000	-	-
MW.FEP S.p.A.	1,782	-	-
Tomark Electronics Ltd	1,000	-	-
Bristol Electronics	590	-	-
Partservice	116	-	-

Price on request

147,270

Distributor	Stock	MOQ	Country
Braun Electronic Components	1,782	-	-
AA2DE	142,000	-	-
MW.FEP S.p.A.	1,782	-	-
Tomark Electronics Ltd	1,000	-	-
Bristol Electronics	590	-	-
Partservice	116	-	-

750 mA

Surface Mount

-40°C ~ 85°C

AEC-Q200

450 mΩ

0.179" L x 0.128" W (4.55mm x 3.24mm)

0.033" (0.85mm)

200 ms

Polymeric

13.2V

2920L260PR

Littelfuse Inc.

132,000

From Bristol Electronics

Price on request

132,000

2.6 A

Surface Mount

-40°C ~ 85°C

75 mΩ

0.289" L x 0.202" W (7.35mm x 5.12mm)

0.049" (1.25mm)

10 s

Polymeric

MF-SM150/33-2

Bourns

116,395

Across 4 distributors

Distributor	Stock	MOQ	Country
Braun Electronic Components	400	-	-
AA2DE	115,500	-	-
MW.FEP S.p.A.	20	-	-
Bristol Electronics	475	-	-

Price on request

116,395

Distributor	Stock	MOQ	Country
Braun Electronic Components	400	-	-
AA2DE	115,500	-	-
MW.FEP S.p.A.	20	-	-
Bristol Electronics	475	-	-

1.5 A

Surface Mount

-40°C ~ 85°C

AEC-Q200

230 mΩ

0.344" L x 0.264" W (8.75mm x 6.71mm)

0.118" (3.00mm)

5 s

Polymeric

33V

0ZCJ0035FF2G

Bel Fuse

108,000

Across 2 distributors

Distributor	Stock	MOQ	Country
AA2DE	8,000	-	-
Risen Electronics	100,000	-	-

Price on request

108,000

Distributor	Stock	MOQ	Country
AA2DE	8,000	-	-
Risen Electronics	100,000	-	-

350 mA

Surface Mount

-40°C ~ 85°C

AEC-Q200

1.2 Ω

0.128" L x 0.065" W (3.25mm x 1.65mm)

0.030" (0.75mm)

100 ms

Polymeric

16V

1210L010WR

Littelfuse Inc.

101,636

Across 3 distributors

Distributor	Stock	MOQ	Country
Braun Electronic Components	99,431	-	-
Risen Electronics	2,000	-	-
Bristol Electronics	205	-	-

Price on request

101,636

Distributor	Stock	MOQ	Country
Braun Electronic Components	99,431	-	-
Risen Electronics	2,000	-	-
Bristol Electronics	205	-	-

100 mA

Surface Mount

-40°C ~ 85°C

15 Ω

0.127" L x 0.102" W (3.22mm x 2.58mm)

0.049" (1.25mm)

1.5 s

Polymeric

30V

0ZCF0200FF2C

Bel Fuse

100,000

From Risen Electronics

Price on request

100,000

2 A

Surface Mount

-40°C ~ 85°C

120 mΩ

0.290" L x 0.202" W (7.36mm x 5.12mm)

0.035" (0.90mm)

4.5 s

Polymeric

16V

0ZCJ0010FF2E

Bel Fuse

96,296

Across 3 distributors

Distributor	Stock	MOQ	Country
AA2DE	96,000	-	-
MW.FEP S.p.A.	253	-	-
Bristol Electronics	43	-	-

Price on request

96,296

Distributor	Stock	MOQ	Country
AA2DE	96,000	-	-
MW.FEP S.p.A.	253	-	-
Bristol Electronics	43	-	-

100 mA

Surface Mount

-40°C ~ 85°C

AEC-Q200

15 Ω

0.128" L x 0.065" W (3.25mm x 1.65mm)

0.033" (0.85mm)

1 s

Polymeric

60V

MF-R050-0-99

Bourns

92,235

Across 2 distributors

Distributor	Stock	MOQ	Country
Fe Components	92,000	-	-
Partservice	235	-	-

Price on request

92,235

Distributor	Stock	MOQ	Country
Fe Components	92,000	-	-
Partservice	235	-	-

500 mA

0.539" (13.70mm)

0.201" (5.10mm)

Through Hole

-40°C ~ 85°C

1.17 Ω

0.311" Dia x 0.122" T (7.90mm x 3.10mm)

4 s

Polymeric

60V

PRG21BC6R8MM1RA

MURATA

88,919

From Romaks Technologies

Price on request

88,919

120 mA

Surface Mount

-20°C ~ 85°C

6.8 Ω

0.079" L x 0.049" W (2.00mm x 1.25mm)

0.043" (1.10mm)

Ceramic

30V

1210L110/16WR

Littelfuse Inc.

85,000

From Components Technology Group, Inc.

Price on request

85,000

1.1 A

Surface Mount

-40°C ~ 85°C

210 mΩ

0.127" L x 0.102" W (3.22mm x 2.58mm)

0.049" (1.25mm)

100 ms

Polymeric

16V

MF-LSMF300/24X-2

Bourns

84,055

Across 2 distributors

Distributor	Stock	MOQ	Country
Components Technology Group, Inc.	84,000	-	-
Bristol Electronics	55	-	-

Price on request

84,055

Distributor	Stock	MOQ	Country
Components Technology Group, Inc.	84,000	-	-
Bristol Electronics	55	-	-

3 A

Surface Mount

-40°C ~ 85°C

AEC-Q200

75 mΩ

0.289" L x 0.202" W (7.36mm x 5.12mm)

0.063" (1.60mm)

5 s

Polymeric

24V

1210L380SLYR

Littelfuse Inc.

83,640

From Bristol Electronics

Price on request

83,640

3.8 A

Surface Mount

-40°C ~ 85°C

16 mΩ

0.127" L x 0.102" W (3.22mm x 2.58mm)

0.028" (0.70mm)

5 s

Polymeric

MF-USMF005-2

Bourns

83,019

Across 3 distributors

Distributor	Stock	MOQ	Country
Fe Components	80,000	-	-
Braun Electronic Components	19	-	-
Partservice	3,000	-	-

Price on request

83,019

Distributor	Stock	MOQ	Country
Fe Components	80,000	-	-
Braun Electronic Components	19	-	-
Partservice	3,000	-	-

50 mA

Surface Mount

-40°C ~ 85°C

AEC-Q200

50 Ω

0.127" L x 0.102" W (3.22mm x 2.58mm)

0.033" (0.85mm)

1.5 s

Polymeric

30V

0ZCG0075BF2B

Bel Fuse

79,173

Across 3 distributors

Distributor	Stock	MOQ	Country
Braun Electronic Components	9,169	-	-
Risen Electronics	70,000	-	-
Speed Components Ltd	4	-	-

Price on request

79,173

Distributor	Stock	MOQ	Country
Braun Electronic Components	9,169	-	-
Risen Electronics	70,000	-	-
Speed Components Ltd	4	-	-

750 mA

Surface Mount

-40°C ~ 85°C

AEC-Q200

400 mΩ

0.179" L x 0.128" W (4.55mm x 3.24mm)

0.061" (1.55mm)

200 ms

Polymeric

33V

0ZCJ0020FF2E

Bel Fuse

77,000

Across 3 distributors

Distributor	Stock	MOQ	Country
AA2DE	54,000	-	-
Risen Electronics	20,000	-	-
Speed Components Ltd	3,000	-	-

Price on request

77,000

Distributor	Stock	MOQ	Country
AA2DE	54,000	-	-
Risen Electronics	20,000	-	-
Speed Components Ltd	3,000	-	-

200 mA

Surface Mount

-40°C ~ 85°C

AEC-Q200

2.5 Ω

0.128" L x 0.065" W (3.25mm x 1.65mm)

0.030" (0.75mm)

100 ms

Polymeric

30V

MF-USMF020-2

Bourns

73,209

Across 5 distributors

Distributor	Stock	MOQ	Country
Fe Components	68,000	-	-
Braun Electronic Components	6	-	-
ADI/AAR OEM Supply	40	-	-
MW.FEP S.p.A.	1,343	-	-
Speed Components Ltd	3,820	-	-

Price on request

73,209

Distributor	Stock	MOQ	Country
Fe Components	68,000	-	-
Braun Electronic Components	6	-	-
ADI/AAR OEM Supply	40	-	-
MW.FEP S.p.A.	1,343	-	-
Speed Components Ltd	3,820	-	-

200 mA

Surface Mount

-40°C ~ 85°C

AEC-Q200

5 Ω

0.127" L x 0.102" W (3.22mm x 2.58mm)

0.033" (0.85mm)

20 ms

Polymeric

30V

RXEF185-1

Littelfuse Inc.

60,160

Across 2 distributors

Distributor	Stock	MOQ	Country
Sevenlabs Technology	30,080	-	-
Braun Electronic Components	30,080	-	-

Price on request

60,160

Distributor	Stock	MOQ	Country
Sevenlabs Technology	30,080	-	-
Braun Electronic Components	30,080	-	-

1.85 A

0.882" (22.40mm)

0.199" (5.05mm)

Through Hole

-40°C ~ 85°C

190 mΩ

0.689" Dia x 0.118" T (17.50mm x 3.00mm)

12.6 s

Polymeric

72V

2016L100PR

Littelfuse Inc.

60,000

From Bristol Electronics

Price on request

60,000

1.1 A

Surface Mount

-40°C ~ 85°C

400 mΩ

0.200" L x 0.160" W (5.08mm x 4.07mm)

0.030" (0.75mm)

500 ms

Polymeric

15V

1812L150/16DR

Littelfuse Inc.

55,500

From Bristol Electronics

Price on request

55,500

1.5 A

Surface Mount

-40°C ~ 85°C

110 mΩ

0.179" L x 0.128" W (4.55mm x 3.24mm)

0.049" (1.25mm)

500 ms

Polymeric

16V

MF-MSMF014-2

Bourns

52,158

Across 2 distributors

Distributor	Stock	MOQ	Country
Braun Electronic Components	51,000	-	-
MW.FEP S.p.A.	1,158	-	-

Price on request

52,158

Distributor	Stock	MOQ	Country
Braun Electronic Components	51,000	-	-
MW.FEP S.p.A.	1,158	-	-

140 mA

Surface Mount

-40°C ~ 85°C

AEC-Q200

6.5 Ω

0.179" L x 0.128" W (4.55mm x 3.24mm)

0.043" (1.10mm)

150 ms

Polymeric

60V

0ZCG0110CF2B

Bel Fuse

52,132

Across 2 distributors

Distributor	Stock	MOQ	Country
Fe Components	52,102	-	-
MW.FEP S.p.A.	30	-	-

Price on request

52,132

Distributor	Stock	MOQ	Country
Fe Components	52,102	-	-
MW.FEP S.p.A.	30	-	-

1.1 A

Surface Mount

-40°C ~ 85°C

AEC-Q200

200 mΩ

0.179" L x 0.128" W (4.55mm x 3.24mm)

0.051" (1.30mm)

500 ms

Polymeric

33V

0ZCH0075AF2E

Bel Fuse

50,700

Across 2 distributors

Distributor	Stock	MOQ	Country
Risen Electronics	50,000	-	-
Speed Components Ltd	700	-	-

Price on request

50,700

Distributor	Stock	MOQ	Country
Risen Electronics	50,000	-	-
Speed Components Ltd	700	-	-

750 mA

Surface Mount

-40°C ~ 85°C

400 mΩ

0.127" L x 0.102" W (3.22mm x 2.58mm)

0.028" (0.70mm)

100 ms

Polymeric

24V

0ZCJ0035AF2E

Bel Fuse

50,037

Across 3 distributors

Distributor	Stock	MOQ	Country
Braun Electronic Components	12	-	-
Risen Electronics	50,000	-	-
Bristol Electronics	25	-	-

Price on request

50,037

Distributor	Stock	MOQ	Country
Braun Electronic Components	12	-	-
Risen Electronics	50,000	-	-
Bristol Electronics	25	-	-

350 mA

Surface Mount

-40°C ~ 85°C

AEC-Q200

1.2 Ω

0.128" L x 0.065" W (3.25mm x 1.65mm)

0.051" (1.30mm)

100 ms

Polymeric

30V

MF-R050

Bourns

49,561

Across 2 distributors

Distributor	Stock	MOQ	Country
AA2DE	49,500	-	-
MW.FEP S.p.A.	61	-	-

Price on request

49,561

Distributor	Stock	MOQ	Country
AA2DE	49,500	-	-
MW.FEP S.p.A.	61	-	-

500 mA

0.539" (13.70mm)

0.201" (5.10mm)

Through Hole

-40°C ~ 85°C

1.17 Ω

0.311" Dia x 0.122" T (7.90mm x 3.10mm)

4 s

Polymeric

60V

MF-R250

Bourns

49,552

Across 5 distributors

Distributor	Stock	MOQ	Country
AA2DE	48,000	-	-
MW.FEP S.p.A.	294	-	-
Speed Components Ltd	208	-	-
Tomark Electronics Ltd	1,000	-	-
Partservice	50	-	-

Price on request

49,552

Distributor	Stock	MOQ	Country
AA2DE	48,000	-	-
MW.FEP S.p.A.	294	-	-
Speed Components Ltd	208	-	-
Tomark Electronics Ltd	1,000	-	-
Partservice	50	-	-

2.5 A

0.720" (18.30mm)

0.201" (5.10mm)

Through Hole

-40°C ~ 85°C

70 mΩ

0.472" L x 0.118" W (12.00mm x 3.00mm)

10.3 s

Polymeric

30V

1812L160/12DR

Littelfuse Inc.

49,400

From Bristol Electronics

Price on request

49,400

1.6 A

Surface Mount

-40°C ~ 85°C

100 mΩ

0.179" L x 0.128" W (4.55mm x 3.24mm)

0.049" (1.25mm)

1 s

Polymeric

12V

0ZCF0110FF2C

Bel Fuse

46,591

Across 2 distributors

Distributor	Stock	MOQ	Country
AA2DE	46,000	-	-
Bristol Electronics	591	-	-

Price on request

46,591

Distributor	Stock	MOQ	Country
AA2DE	46,000	-	-
Bristol Electronics	591	-	-

1.1 A

Surface Mount

-40°C ~ 85°C

410 mΩ

0.290" L x 0.202" W (7.36mm x 5.12mm)

0.039" (1.00mm)

500 ms

Polymeric

33V

1812L125/6PR

Littelfuse Inc.

46,485

From Bristol Electronics

Price on request

46,485

1.25 A

Surface Mount

-40°C ~ 85°C

140 mΩ

0.179" L x 0.128" W (4.55mm x 3.24mm)

0.030" (0.75mm)

400 ms

Polymeric

MF-SMDF050-2

Bourns

46,005

Across 5 distributors

Distributor	Stock	MOQ	Country
Fe Components	36,000	-	-
Tomark Electronics Ltd	414	-	-
Bristol Electronics	3,000	-	-
Partservice	613	-	-
Rayichip	5,978	-	-

Price on request

46,005

Distributor	Stock	MOQ	Country
Fe Components	36,000	-	-
Tomark Electronics Ltd	414	-	-
Bristol Electronics	3,000	-	-
Partservice	613	-	-
Rayichip	5,978	-	-

550 mA

Surface Mount

-40°C ~ 85°C

1 Ω

0.200" L x 0.180" W (5.08mm x 4.58mm)

0.043" (1.09mm)

3 s

Polymeric

60V

0ZCG0030FF2C

Bel Fuse

44,094

Across 2 distributors

Distributor	Stock	MOQ	Country
AA2DE	44,000	-	-
Bristol Electronics	94	-	-

Price on request

44,094

Distributor	Stock	MOQ	Country
AA2DE	44,000	-	-
Bristol Electronics	94	-	-

300 mA

Surface Mount

-40°C ~ 85°C

AEC-Q200

1.75 Ω

0.179" L x 0.128" W (4.55mm x 3.24mm)

0.028" (0.70mm)

100 ms

Polymeric

30V

1812L110/33MR

Littelfuse Inc.

43,043

Across 5 distributors

Distributor	Stock	MOQ	Country
Components Technology Group, Inc.	42,000	-	-
Braun Electronic Components	809	-	-
MW.FEP S.p.A.	10	-	-
Speed Components Ltd	100	-	-
Bristol Electronics	124	-	-

Price on request

43,043

Distributor	Stock	MOQ	Country
Components Technology Group, Inc.	42,000	-	-
Braun Electronic Components	809	-	-
MW.FEP S.p.A.	10	-	-
Speed Components Ltd	100	-	-
Bristol Electronics	124	-	-

1.1 A

Surface Mount

-40°C ~ 85°C

200 mΩ

0.179" L x 0.128" W (4.55mm x 3.24mm)

0.079" (2.00mm)

500 ms

Polymeric

33V

1812L150ZR

Littelfuse Inc.

42,022

Across 2 distributors

Distributor	Stock	MOQ	Country
Bristol Electronics	42,000	-	-
Hybrid Electronics	22	-	-

Price on request

42,022

Distributor	Stock	MOQ	Country
Bristol Electronics	42,000	-	-
Hybrid Electronics	22	-	-

1.25 A

Surface Mount

-40°C ~ 85°C

110 mΩ

0.179" L x 0.128" W (4.55mm x 3.24mm)

0.049" (1.25mm)

300 ms

Polymeric

0ZRE0033FF1A

Bel Fuse

40,000

From Risen Electronics

Price on request

40,000

330 mA

0.650" (16.50mm)

0.201" (5.10mm)

Through Hole

-40°C ~ 85°C

AEC-Q200

2.6 Ω

0.449" L x 0.150" W (11.40mm x 3.80mm)

21 s

Polymeric

240V

0ZCF0075AF2C

Bel Fuse

39,854

Across 3 distributors

Distributor	Stock	MOQ	Country
Fe Components	2,854	-	-
AA2DE	22,000	-	-
Risen Electronics	15,000	-	-

Price on request

39,854

Distributor	Stock	MOQ	Country
Fe Components	2,854	-	-
AA2DE	22,000	-	-
Risen Electronics	15,000	-	-

750 mA

Surface Mount

-40°C ~ 85°C

1 Ω

0.290" L x 0.202" W (7.36mm x 5.12mm)

0.045" (1.15mm)

300 ms

Polymeric

60V

MF-R300

Bourns

37,002

Price on request

37,002

3 A

0.720" (18.30mm)

0.201" (5.10mm)

Through Hole

-40°C ~ 85°C

80 mΩ

0.472" L x 0.118" W (12.00mm x 3.00mm)

10.8 s

Polymeric

30V

0ZCG0075FF2C

Bel Fuse

36,000

Price on request

36,000

750 mA

Surface Mount

-40°C ~ 85°C

AEC-Q200

450 mΩ

0.179" L x 0.128" W (4.55mm x 3.24mm)

0.026" (0.65mm)

200 ms

Polymeric

16V

RUEF600

Littelfuse Inc.

35,057

Across 2 distributors

Distributor	Stock	MOQ	Country
Components Technology Group, Inc.	35,000	-	-
Bristol Electronics	57	-	-

Price on request

35,057

Distributor	Stock	MOQ	Country
Components Technology Group, Inc.	35,000	-	-
Bristol Electronics	57	-	-

6 A

0.949" (24.10mm)

0.400" (10.15mm)

Through Hole

-40°C ~ 85°C

40 mΩ

0.650" L x 0.118" W (16.50mm x 3.00mm)

16 s

Polymeric

30V

0ZCJ0050AF2E

Bel Fuse

33,780

Across 4 distributors

Distributor	Stock	MOQ	Country
Braun Electronic Components	1,890	-	-
AA2DE	15,000	-	-
MW.FEP S.p.A.	1,890	-	-
Risen Electronics	15,000	-	-

Price on request

33,780

Distributor	Stock	MOQ	Country
Braun Electronic Components	1,890	-	-
AA2DE	15,000	-	-
MW.FEP S.p.A.	1,890	-	-
Risen Electronics	15,000	-	-

500 mA

Surface Mount

-40°C ~ 85°C

AEC-Q200

750 mΩ

0.128" L x 0.065" W (3.25mm x 1.65mm)

0.047" (1.20mm)

100 ms

Polymeric

24V

0ZCJ0075AF2E

Bel Fuse

33,000

Across 2 distributors

Distributor	Stock	MOQ	Country
AA2DE	18,000	-	-
Risen Electronics	15,000	-	-

Price on request

33,000

Distributor	Stock	MOQ	Country
AA2DE	18,000	-	-
Risen Electronics	15,000	-	-

750 mA

Surface Mount

-40°C ~ 85°C

AEC-Q200

290 mΩ

0.128" L x 0.065" W (3.25mm x 1.65mm)

0.049" (1.25mm)

200 ms

Polymeric

16V

16R135BPR

Littelfuse Inc.

31,900

From Bristol Electronics

Price on request

31,900

1.35 A

0.532" (13.50mm)

0.201" (5.10mm)

Through Hole

-40°C ~ 85°C

120 mΩ

0.350" L x 0.118" W (8.90mm x 3.00mm)

4.5 s

Polymeric

16V

RXEF110

Littelfuse Inc.

30,315

From Sevenlabs Technology

Price on request

30,315

1.1 A

0.689" (17.50mm)

0.200" (5.08mm)

Through Hole

-40°C ~ 85°C

380 mΩ

0.504" Dia x 0.118" T (12.80mm x 3.00mm)

8.2 s

Polymeric

72V

MF-R500

Bourns

30,300

Across 3 distributors

Distributor	Stock	MOQ	Country
Fe Components	25,000	-	-
AA2DE	4,800	-	-
Spartce Electronics.	500	-	-

Price on request

30,300

Distributor	Stock	MOQ	Country
Fe Components	25,000	-	-
AA2DE	4,800	-	-
Spartce Electronics.	500	-	-

5 A

0.980" (24.90mm)

0.402" (10.20mm)

Through Hole

-40°C ~ 85°C

50 mΩ

0.685" L x 0.118" W (17.40mm x 3.00mm)

14.5 s

Polymeric

30V

MF-ASML050/6-2

Bourns

30,000

From Risen Electronics

Price on request

30,000

500 mA

Surface Mount

-40°C ~ 85°C

500 mΩ

0.039" L x 0.020" W (1.00mm x 0.50mm)

0.024" (0.60mm)

100 ms

Polymeric

0ZCG0020FF2C

Bel Fuse

30,000

From Risen Electronics

Price on request

30,000

200 mA

Surface Mount

-40°C ~ 85°C

AEC-Q200

5 Ω

0.179" L x 0.128" W (4.55mm x 3.24mm)

0.035" (0.90mm)

20 ms

Polymeric

30V

1206L150THWR

Littelfuse Inc.

28,562

Across 4 distributors

Distributor	Stock	MOQ	Country
Fe Components	18,000	-	-
Braun Electronic Components	7,579	-	-
HMB Electronics LLC	2,932	-	-
MW.FEP S.p.A.	51	-	-

Price on request

28,562

Distributor	Stock	MOQ	Country
Fe Components	18,000	-	-
Braun Electronic Components	7,579	-	-
HMB Electronics LLC	2,932	-	-
MW.FEP S.p.A.	51	-	-

1.5 A

Surface Mount

-40°C ~ 85°C

120 mΩ

0.126" L x 0.065" W (3.20mm x 1.65mm)

0.039" (1.00mm)

300 ms

Polymeric

0ZRN0070FF1E

Bel Fuse

27,000

Price on request

27,000

700 mA

0.425" (10.80mm)

0.201" (5.10mm)

Through Hole

-40°C ~ 125°C

AEC-Q200

800 mΩ

0.272" L x 0.118" W (6.90mm x 3.00mm)

3.2 s

Polymeric

30V

Showing 1-50 of 5,439 products

About PTC Resettable Fuses

PTC Resettable Fuses are crucial components in circuit protection, designed to safeguard electronic devices from overcurrent conditions. These fuses utilize polymeric materials that allow them to reset after a fault condition is cleared, making them ideal for applications where reliability and longevity are paramount.

When sourcing PTC Resettable Fuses, it is important to consider several critical specifications. Key attributes include current ratings, height, lead spacing, and mounting type. Understanding the operating temperature and resistance ratings is also essential for ensuring compatibility with your specific application requirements.

PTC Resettable Fuses find applications in various fields, including new product design and prototyping, production electronics assembly, and maintenance or field replacement. They are particularly useful in engineering evaluations and qualifications, as well as in procurement-driven multi-sourcing strategies.

To effectively compare options, prioritize parametric filtering based on critical specifications before brand preference. This approach helps mitigate sourcing risks and ensures that the selected components meet the necessary mechanical and electrical compatibility with existing designs.

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PTC Resettable Fuses

What are PTC Resettable Fuses ?

About PTC Resettable Fuses

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Contact Us

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