3550 Thick Film SMD High Power Resistors

TE Connectivity's (TE) Holsworthy 3550 Thick Film SMD High Power Resistors provide a power rating of 5W at +70°C in a 4320 size package with a maximum working voltage of 300V. The 3550 components are offered in a 1Ω to 10MΩ resistance range with a tolerance of ±1% or ±5%, which operate in a -55°C to +155°C temperature range. TE Holsworthy 3550 Thick Film SMD High Power Resistors feature a terminal finish of matte tin over a nickel barrier and are suitable for auto-placement in volume.

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Qty. RoHS ECAD Model Packaging
Series
Resistance
Power Rating
Tolerance
Temperature Coefficient
Minimum Operating Temperature
Maximum Operating Temperature
Voltage Rating
Case Code - in
Case Code - mm
Length
Width
Height
TE Connectivity / Holsworthy Thick Film Resistors - SMD 3550 1K2 1%
Datasheet
483In Stock
Min.: 1
Mult.: 1
: 1,000

Reel, Cut Tape 3550 1.2 kOhms 5 W 1 % 100 PPM / C - 55 C + 155 C 300 V 4122 11050 11 mm (0.433 in) 5 mm (0.197 in) 1.1 mm (0.043 in)
TE Connectivity / Holsworthy Thick Film Resistors - SMD 3550 33K 5%
Datasheet
853In Stock
Min.: 1
Mult.: 1
: 1,000

Reel, Cut Tape 3550 33 kOhms 5 W 5 % 100 PPM / C - 55 C + 155 C 300 V 4122 11050 11 mm (0.433 in) 5 mm (0.197 in) 1.1 mm (0.043 in)
TE Connectivity / Holsworthy Thick Film Resistors - SMD 3550 39K 1%
Datasheet
104In Stock
Min.: 1
Mult.: 1
: 1,000

Reel, Cut Tape 3550 39 kOhms 5 W 1 % 100 PPM / C - 55 C + 155 C 300 V 4122 11050 11 mm (0.433 in) 5 mm (0.197 in) 1.1 mm (0.043 in)
TE Connectivity / Holsworthy Thick Film Resistors - SMD 3550 39K 5%
Datasheet
159In Stock
Min.: 1
Mult.: 1
: 1,000

Reel, Cut Tape 3550 39 kOhms 5 W 5 % 100 PPM / C - 55 C + 155 C 300 V 4122 11050 11 mm (0.433 in) 5 mm (0.197 in) 1.1 mm (0.043 in)
TE Connectivity / Holsworthy Thick Film Resistors - SMD 3550 3K0 1%
Datasheet
420In Stock
Min.: 1
Mult.: 1
: 1,000

Reel, Cut Tape 3550 3 kOhms 5 W 1 % 100 PPM / C - 55 C + 155 C 300 V 4122 11050 11 mm (0.433 in) 5 mm (0.197 in) 1.1 mm (0.043 in)
TE Connectivity / AMP Thick Film Resistors - SMD 3550 56K 1%
Datasheet
259In Stock
Min.: 1
Mult.: 1
: 1,000

Reel, Cut Tape 3550 56 kOhms 5 W 1 % 100 PPM / C - 55 C + 155 C 300 V 4122 11050 11 mm (0.433 in) 5 mm (0.197 in) 1.1 mm (0.043 in)
TE Connectivity / Holsworthy Thick Film Resistors - SMD 3550 56K 5%
Datasheet
829In Stock
Min.: 1
Mult.: 1
: 1,000

Reel, Cut Tape 3550 56 kOhms 5 W 5 % 100 PPM / C - 55 C + 155 C 300 V 4122 11050 11 mm (0.433 in) 5 mm (0.197 in) 1.1 mm (0.043 in)
TE Connectivity / Holsworthy Thick Film Resistors - SMD 3550 620R 1%
Datasheet
477In Stock
Min.: 1
Mult.: 1
: 1,000

Reel, Cut Tape 3550 620 Ohms 5 W 1 % 100 PPM / C - 55 C + 155 C 300 V 4122 11050 11 mm (0.433 in) 5 mm (0.197 in) 1.1 mm (0.043 in)
TE Connectivity / AMP Thick Film Resistors - SMD 3550 8R2 5%
Datasheet
155In Stock
Min.: 1
Mult.: 1
: 1,000

Reel, Cut Tape 3550 8.2 Ohms 5 W 5 % 200 PPM / C - 55 C + 155 C 300 V 4122 11050 11 mm (0.433 in) 5 mm (0.197 in) 1.1 mm (0.043 in)
TE Connectivity / Holsworthy Thick Film Resistors - SMD 3550 91R 1%
Datasheet
717In Stock
Min.: 1
Mult.: 1
: 1,000

Reel, Cut Tape 3550 91 Ohms 5 W 1 % 100 PPM / C - 55 C + 155 C 300 V 4122 11050 11 mm (0.433 in) 5 mm (0.197 in) 1.1 mm (0.043 in)
TE Connectivity / Holsworthy Thick Film Resistors - SMD 3550 1R0 1%
Datasheet
1,801Expected 14/8/2026
Min.: 1
Mult.: 1
: 1,000

Reel, Cut Tape 3550 1 Ohms 5 W 1 % 200 PPM / C - 55 C + 155 C 300 V 4122 11050 11 mm (0.433 in) 5 mm (0.197 in) 1.1 mm (0.043 in)
TE Connectivity / Holsworthy Thick Film Resistors - SMD 3550 20R 1%
Datasheet
7,358On Order
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

Reel, Cut Tape, MouseReel 3550 20 Ohms 5 W 1 % 100 PPM / C - 55 C + 155 C 300 V 4122 11050 11 mm (0.433 in) 5 mm (0.197 in) 1.1 mm (0.043 in)
TE Connectivity / Holsworthy Thick Film Resistors - SMD 3550 4R7 5%
Datasheet
1,998Expected 6/11/2026
Min.: 1
Mult.: 1
: 1,000

Reel, Cut Tape 3550 4.7 Ohms 5 W 5 % 200 PPM / C - 55 C + 155 C 300 V 4122 11050 11 mm (0.433 in) 5 mm (0.197 in) 1.1 mm (0.043 in)
TE Connectivity / Holsworthy Thick Film Resistors - SMD 3550 10K 5%
Datasheet
1,990Expected 20/10/2026
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

Reel, Cut Tape, MouseReel 3550 10 kOhms 5 W 5 % 100 PPM / C - 55 C + 155 C 300 V 4122 11050 11 mm (0.433 in) 5 mm (0.197 in) 1.1 mm (0.043 in)
TE Connectivity / AMP Thick Film Resistors - SMD 3550 220K 5%
Datasheet
2,000Expected 22/9/2026
Min.: 1
Mult.: 1
: 1,000

Reel, Cut Tape 3550 220 kOhms 5 W 5 % 100 PPM / C - 55 C + 155 C 300 V 4122 11050 11 mm (0.433 in) 5 mm (0.197 in) 1.1 mm (0.043 in)
TE Connectivity / Holsworthy Thick Film Resistors - SMD 3550 33R 5%
Datasheet
2,000Expected 22/9/2026
Min.: 1
Mult.: 1
: 1,000

Reel, Cut Tape 3550 33 Ohms 5 W 5 % 100 PPM / C - 55 C + 155 C 300 V 4122 11050 11 mm (0.433 in) 5 mm (0.197 in) 1.1 mm (0.043 in)
TE Connectivity / Holsworthy Thick Film Resistors - SMD 3550 10M 5%
Datasheet
Non-Stocked Lead-Time 15 Weeks
Min.: 2,000
Mult.: 2,000
: 1,000

Reel 3550 10 MOhms 5 W 5 % 100 PPM / C - 55 C + 155 C 300 V 4122 11050 11 mm (0.433 in) 5 mm (0.197 in) 1.1 mm (0.043 in)
TE Connectivity / Holsworthy Thick Film Resistors - SMD 3550 110K 1%
Datasheet
Non-Stocked Lead-Time 13 Weeks
Min.: 2,000
Mult.: 2,000
: 1,000

Reel 3550 110 kOhms 5 W 1 % 100 PPM / C - 55 C + 155 C 300 V 4122 11050 11 mm (0.433 in) 5 mm (0.197 in) 1.1 mm (0.043 in)
TE Connectivity / Holsworthy Thick Film Resistors - SMD 3550 120K 5%
Datasheet
Non-Stocked Lead-Time 15 Weeks
Min.: 2,000
Mult.: 2,000
: 1,000

Reel 3550 120 kOhms 5 W 5 % 100 PPM / C - 55 C + 155 C 300 V 4122 11050 11 mm (0.433 in) 5 mm (0.197 in) 1.1 mm (0.043 in)
TE Connectivity / Holsworthy Thick Film Resistors - SMD 3550 12K 1%
Datasheet
Non-Stocked Lead-Time 15 Weeks
Min.: 2,000
Mult.: 2,000
: 1,000

Reel 3550 12 kOhms 5 W 1 % 100 PPM / C - 55 C + 155 C 300 V 4122 11050 11 mm (0.433 in) 5 mm (0.197 in) 1.1 mm (0.043 in)
TE Connectivity / Holsworthy Thick Film Resistors - SMD 3550 12K 5%
Datasheet
Lead-Time 13 Weeks
Min.: 1
Mult.: 1
: 1,000

Reel, Cut Tape 3550 12 kOhms 5 W 5 % 100 PPM / C - 55 C + 155 C 300 V 4122 11050 11 mm (0.433 in) 5 mm (0.197 in) 1.1 mm (0.043 in)
TE Connectivity / Holsworthy Thick Film Resistors - SMD 3550 150K 1%
Datasheet
Non-Stocked Lead-Time 13 Weeks
Min.: 2,000
Mult.: 2,000
: 1,000

Reel 3550 150 kOhms 5 W 1 % 100 PPM / C - 55 C + 155 C 300 V 4122 11050 11 mm (0.433 in) 5 mm (0.197 in) 1.1 mm (0.043 in)
TE Connectivity / Holsworthy Thick Film Resistors - SMD 3550 15K 1%
Datasheet
Non-Stocked Lead-Time 15 Weeks
Min.: 2,000
Mult.: 2,000
: 1,000

Reel 3550 15 kOhms 5 W 1 % 100 PPM / C - 55 C + 155 C 300 V 4122 11050 11 mm (0.433 in) 5 mm (0.197 in) 1.1 mm (0.043 in)
TE Connectivity / AMP Thick Film Resistors - SMD 3550 160K 1%
Datasheet
Non-Stocked Lead-Time 13 Weeks
Min.: 2,000
Mult.: 2,000
: 1,000

Reel 3550 160 kOhms 5 W 1 % 100 PPM / C - 55 C + 155 C 300 V 4122 11050 11 mm (0.433 in) 5 mm (0.197 in) 1.1 mm (0.043 in)
TE Connectivity / Holsworthy Thick Film Resistors - SMD 3550 180K 1%
Datasheet
Non-Stocked Lead-Time 13 Weeks
Min.: 2,000
Mult.: 2,000
: 1,000

Reel 3550 180 kOhms 5 W 1 % 100 PPM / C - 55 C + 155 C 300 V 4122 11050 11 mm (0.433 in) 5 mm (0.197 in) 1.1 mm (0.043 in)