Automotive Circuit Protection

Panasonic offers products for circuit protection that are suitable for automotive applications, where circuit protection is vital. These circuit protection products include NTC thermistors, multilayer varistors, and ESD suppressors. Panasonic provides a wide portfolio of circuit protection products so engineers can find an ideal solution for any project or design.

Results: 23
Select Image Part # Mfr. Description Datasheet Availability Pricing (USD) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Series B Parameter Resistance Power Rating Tolerance Mounting Style Termination Style Minimum Operating Temperature Maximum Operating Temperature Package/Case Length Width Height Qualification Packaging
Panasonic Industry NTC (Negative Temperature Coefficient) Thermistors 0402 100Kohm +/-1% AEC-Q200 6,804In Stock
Cut Tape
$0.17
$0.154
$0.135
$0.128
Reel
$0.088
Min.: 1
Mult.: 1
: 10,000
ERTJ 4485 K 100 kOhms 66 mW 1 % SMD/SMT SMD/SMT - 40 C + 150 C 0402 (1005 metric) 1 mm 0.5 mm 0.5 mm AEC-Q200 Reel, Cut Tape
Panasonic Industry NTC (Negative Temperature Coefficient) Thermistors 0402 100Kohm +/-3% AEC-Q200 10,000In Stock
Cut Tape
$0.16
$0.151
$0.133
$0.126
Reel
$0.09
Min.: 1
Mult.: 1
: 10,000
ERTJ 4485 K 100 kOhms 66 mW 3 % SMD/SMT SMD/SMT - 40 C + 150 C 0402 (1005 metric) 1 mm 0.5 mm 0.5 mm AEC-Q200 Reel, Cut Tape
Panasonic Industry NTC (Negative Temperature Coefficient) Thermistors 0402 470Kohm +/-2% AEC-Q200 9,934In Stock
Cut Tape
$0.16
$0.151
$0.14
Reel
$0.091
$0.079
Min.: 1
Mult.: 1
: 10,000
ERTJ 4700 K 470 kOhms 66 mW 2 % SMD/SMT SMD/SMT - 40 C + 150 C 0402 (1005 metric) 1 mm 0.5 mm 0.5 mm AEC-Q200 Reel, Cut Tape
Panasonic Industry NTC (Negative Temperature Coefficient) Thermistors 0603 1kOhm 5% AEC-Q200 Thermistor 4,000In Stock
Cut Tape
$0.12
$0.109
$0.095
$0.084
Reel
$0.053
Min.: 1
Mult.: 1
: 4,000
ERTJ 3650 K 1 kOhms 100 mW 5 % SMD/SMT SMD/SMT - 40 C + 150 C 0603 (1608 metric) 1.6 mm 0.8 mm 0.8 mm AEC-Q200 Reel, Cut Tape, MouseReel
Panasonic Industry NTC (Negative Temperature Coefficient) Thermistors 0603 100Kohm +/-5% AEC-Q200 3,460In Stock
Cut Tape
$0.23
$0.212
$0.187
$0.177
Reel
$0.124
Min.: 1
Mult.: 1
: 4,000
ERTJ 4250 K 100 kOhms 100 mW 5 % SMD/SMT SMD/SMT - 40 C + 150 C 0603 (1608 metric) 1.6 mm 0.8 mm 0.8 mm AEC-Q200 Reel, Cut Tape
Panasonic Industry NTC (Negative Temperature Coefficient) Thermistors 0402 2kOhm 2% AEC-Q200 Thermistor 9,125In Stock
30,000Expected 2026/11/23
Cut Tape
$0.10
$0.051
$0.044
$0.042
Reel
$0.028
Min.: 1
Mult.: 1
: 10,000
ERTJ 3410 K 2 kOhms 66 mW 2 % SMD/SMT SMD/SMT - 40 C + 150 C 0402 (1005 metric) 1 mm 0.5 mm 0.5 mm AEC-Q200 Reel, Cut Tape, MouseReel
Panasonic Industry NTC (Negative Temperature Coefficient) Thermistors 0402 470Kohm +/-1% AEC-Q200 13,750In Stock
Cut Tape
$0.19
$0.176
$0.154
$0.144
Reel
$0.099
Min.: 1
Mult.: 1
: 10,000
ERTJ 4700 K 470 kOhms 66 mW 1 % SMD/SMT SMD/SMT - 40 C + 150 C 0402 (1005 metric) 1 mm 0.5 mm 0.5 mm AEC-Q200 Reel, Cut Tape, MouseReel
Panasonic Industry NTC (Negative Temperature Coefficient) Thermistors 0603 1kOhm 1% AEC-Q200 Thermistor 12,207In Stock
200,000On Order
Cut Tape
$0.14
$0.128
$0.112
$0.106
Reel
$0.078
Min.: 1
Mult.: 1
: 4,000
ERTJ 3650 K 1 kOhms 100 mW 1 % SMD/SMT SMD/SMT - 40 C + 150 C 0603 (1608 metric) 1.6 mm 0.8 mm 0.8 mm AEC-Q200 Reel, Cut Tape, MouseReel
Panasonic Industry NTC (Negative Temperature Coefficient) Thermistors 0603 100Kohm +/-1% AEC-Q200 2,875In Stock
12,000Expected 2026/11/19
Cut Tape
$0.27
$0.25
$0.22
$0.209
Reel
$0.151
Min.: 1
Mult.: 1
: 4,000
ERTJ 4250 K 100 kOhms 100 mW 1 % SMD/SMT SMD/SMT - 40 C + 150 C 0603 (1608 metric) 1.6 mm 0.8 mm 0.8 mm AEC-Q200 Reel, Cut Tape, MouseReel
Panasonic Industry NTC (Negative Temperature Coefficient) Thermistors 0603 220Kohm +/-1% AEC-Q200 3,440In Stock
Cut Tape
$0.25
$0.236
$0.208
$0.197
Reel
$0.145
Min.: 1
Mult.: 1
: 4,000
ERTJ 4485 K 220 kOhms 100 mW 1 % SMD/SMT SMD/SMT - 40 C + 150 C 0603 (1608 metric) 1.6 mm 0.8 mm 0.8 mm AEC-Q200 Reel, Cut Tape, MouseReel
Panasonic Industry NTC (Negative Temperature Coefficient) Thermistors 0603 1kOhm 3% AEC-Q200 Thermistor 4,000Stock Available
Cut Tape
$0.12
$0.11
$0.097
$0.085
Reel
$0.06
Min.: 1
Mult.: 1
: 4,000
ERTJ 3650 K 1 kOhms 100 mW 3 % SMD/SMT SMD/SMT - 40 C + 150 C 0603 (1608 metric) 1.6 mm 0.8 mm 0.8 mm AEC-Q200 Reel, Cut Tape, MouseReel
Panasonic Industry NTC (Negative Temperature Coefficient) Thermistors 0603 220Kohm +/-5% AEC-Q200 Non-Stocked Lead-Time 18 Weeks
Cut Tape
$0.23
$0.208
$0.183
$0.174
Reel
$0.119
Min.: 1
Mult.: 1
: 4,000
ERTJ 4485 K 220 kOhms 100 mW 5 % SMD/SMT SMD/SMT - 40 C + 150 C 0603 (1608 metric) 1.6 mm 0.8 mm 0.8 mm AEC-Q200 Reel, Cut Tape
Panasonic Industry NTC (Negative Temperature Coefficient) Thermistors 0402 2kOhm 3% AEC-Q200 Thermistor Non-Stocked Lead-Time 18 Weeks
Cut Tape
$0.10
$0.047
$0.042
$0.038
Reel
$0.024
Min.: 1
Mult.: 1
: 10,000
ERTJ 3410 K 2 kOhms 66 mW 3 % SMD/SMT SMD/SMT - 40 C + 150 C 0402 (1005 metric) 1 mm 0.5 mm 0.5 mm AEC-Q200 Reel, Cut Tape, MouseReel
Panasonic Industry NTC (Negative Temperature Coefficient) Thermistors 0402 2kOhm 5% AEC-Q200 Thermistor Non-Stocked Lead-Time 18 Weeks
Cut Tape
$0.10
$0.045
$0.041
$0.036
Reel
$0.031
Min.: 1
Mult.: 1
: 10,000
ERTJ 3410 K 2 kOhms 66 mW 5 % SMD/SMT SMD/SMT - 40 C + 150 C 0402 (1005 metric) 1 mm 0.5 mm 0.5 mm AEC-Q200 Reel, Cut Tape, MouseReel
Panasonic Industry NTC (Negative Temperature Coefficient) Thermistors 0402 100Kohm +/-2% AEC-Q200 Non-Stocked Lead-Time 18 Weeks
Cut Tape
$0.17
$0.16
$0.14
$0.131
Reel
$0.093
Min.: 1
Mult.: 1
: 10,000
ERTJ 4485 K 100 kOhms 66 mW 2 % SMD/SMT SMD/SMT - 40 C + 150 C 0402 (1005 metric) 1 mm 0.5 mm 0.5 mm AEC-Q200 Reel, Cut Tape
Panasonic Industry NTC (Negative Temperature Coefficient) Thermistors 0402 100Kohm +/-5% AEC-Q200 Non-Stocked Lead-Time 18 Weeks
Cut Tape
$0.16
$0.149
$0.131
$0.122
Reel
$0.083
Min.: 1
Mult.: 1
: 10,000
ERTJ 4485 K 100 kOhms 66 mW 5 % SMD/SMT SMD/SMT - 40 C + 150 C 0402 (1005 metric) 1 mm 0.5 mm 0.5 mm AEC-Q200 Reel, Cut Tape
Panasonic Industry NTC (Negative Temperature Coefficient) Thermistors 0402 470Kohm +/-3% AEC-Q200 Non-Stocked Lead-Time 18 Weeks
Cut Tape
$0.18
$0.164
$0.143
$0.134
Reel
$0.088
Min.: 1
Mult.: 1
: 10,000
ERTJ 4700 K 470 kOhms 66 mW 3 % SMD/SMT SMD/SMT - 40 C + 150 C 0402 (1005 metric) 1 mm 0.5 mm 0.5 mm AEC-Q200 Reel, Cut Tape
Panasonic Industry NTC (Negative Temperature Coefficient) Thermistors 0402 470Kohm +/-5% AEC-Q200 Non-Stocked Lead-Time 18 Weeks
Cut Tape
$0.16
$0.149
$0.131
$0.115
Reel
$0.086
Min.: 1
Mult.: 1
: 10,000
ERTJ 4700 K 470 kOhms 66 mW 5 % SMD/SMT SMD/SMT - 40 C + 150 C 0402 (1005 metric) 1 mm 0.5 mm 0.5 mm AEC-Q200 Reel, Cut Tape
Panasonic Industry NTC (Negative Temperature Coefficient) Thermistors 0603 1kOhm 2% AEC-Q200 Thermistor Non-Stocked Lead-Time 18 Weeks
Cut Tape
$0.14
$0.123
$0.108
$0.095
Reel
$0.071
Min.: 1
Mult.: 1
: 4,000
ERTJ 3650 K 1 kOhms 100 mW 2 % SMD/SMT SMD/SMT - 40 C + 150 C 0603 (1608 metric) 1.6 mm 0.8 mm 0.8 mm AEC-Q200 Reel, Cut Tape, MouseReel
Panasonic Industry NTC (Negative Temperature Coefficient) Thermistors 0603 100Kohm +/-2% AEC-Q200 Non-Stocked Lead-Time 18 Weeks
Cut Tape
$0.261
$0.238
$0.209
$0.199
Reel
$0.134
Min.: 1
Mult.: 1
: 4,000
ERTJ 4250 K 100 kOhms 100 mW 2 % SMD/SMT SMD/SMT - 40 C + 150 C 0603 (1608 metric) 1.6 mm 0.8 mm 0.8 mm AEC-Q200 Reel, Cut Tape
Panasonic Industry NTC (Negative Temperature Coefficient) Thermistors 0603 100Kohm +/-3% AEC-Q200 Non-Stocked Lead-Time 18 Weeks
Cut Tape
$0.24
$0.226
$0.199
$0.19
Reel
$0.14
Min.: 1
Mult.: 1
: 4,000
ERTJ 4250 K 100 kOhms 100 mW 3 % SMD/SMT SMD/SMT - 40 C + 150 C 0603 (1608 metric) 1.6 mm 0.8 mm 0.8 mm AEC-Q200 Reel, Cut Tape
Panasonic Industry NTC (Negative Temperature Coefficient) Thermistors 0603 220Kohm +/-2% AEC-Q200 Non-Stocked Lead-Time 18 Weeks
Cut Tape
$0.28
$0.269
$0.194
$0.181
Reel
$0.155
Min.: 1
Mult.: 1
: 4,000
ERTJ 4485 K 220 kOhms 100 mW 2 % SMD/SMT SMD/SMT - 40 C + 150 C 0603 (1608 metric) 1.6 mm 0.8 mm 0.8 mm AEC-Q200 Reel, Cut Tape
Panasonic Industry NTC (Negative Temperature Coefficient) Thermistors 0603 220Kohm +/-3% AEC-Q200 Non-Stocked Lead-Time 18 Weeks
Cut Tape
$0.24
$0.226
$0.199
$0.19
Reel
$0.131
Min.: 1
Mult.: 1
: 4,000
ERTJ 4485 K 220 kOhms 100 mW 3 % SMD/SMT SMD/SMT - 40 C + 150 C 0603 (1608 metric) 1.6 mm 0.8 mm 0.8 mm AEC-Q200 Reel, Cut Tape