RC55 Precision Metal Film Resistors

Welwyn / TT Electronics RC55 Precision Metal Film Resistors are CECC-released devices with low TCRs over a wide resistance range. Welwyn / TT Electronics RC55 resistors feature a resistance tolerance down to 0.05%, low noise, negligible voltage coefficient, and screened parts available for critical applications. The resistors are offered in a resistance range of 1RΩ to 4MΩ with a 0.25W power rating at +70°C, 350V limiting element voltage, and a 500V isolation voltage.

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Qty. RoHS ECAD Model Series
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Welwyn Components / TT Electronics Metal Film Resistors - Through Hole 1.24Kohms 0.1%
Datasheet
401In Stock
Min.: 1
Mult.: 1
Reel: 250

RC 1.24 kOhms 250 mW (1/4 W) 0.1 % 15 PPM / C - 55 C + 155 C 350 V 2.5 mm 7.2 mm Axial Ammo Pack Precision Metal Film Resistors Low noise
Welwyn Components / TT Electronics Metal Film Resistors - Through Hole 1.3Kohms 0.1%
Datasheet
470In Stock
Min.: 1
Mult.: 1
Reel: 250

RC 1.3 kOhms 250 mW (1/4 W) 0.1 % 15 PPM / C - 55 C + 155 C 350 V 2.5 mm 7.2 mm Axial Ammo Pack Precision Metal Film Resistors Low noise
Welwyn Components / TT Electronics Metal Film Resistors - Through Hole 1.4Kohms 0.1%
Datasheet
500In Stock
Min.: 1
Mult.: 1
Reel: 250

RC 1.4 kOhms 250 mW (1/4 W) 0.1 % 15 PPM / C - 55 C + 155 C 350 V 2.5 mm 7.2 mm Axial Ammo Pack Precision Metal Film Resistors Low noise
Welwyn Components / TT Electronics Metal Film Resistors - Through Hole 1.5Kohms 0.1%
Datasheet
429In Stock
Min.: 1
Mult.: 1
Reel: 250

RC 1.5 kOhms 250 mW (1/4 W) 0.1 % 15 PPM / C - 55 C + 155 C 350 V 2.5 mm 7.2 mm Axial Ammo Pack Precision Metal Film Resistors Low noise
Welwyn Components / TT Electronics Metal Film Resistors - Through Hole 1.82Kohms 0.1%
Datasheet
702In Stock
Min.: 1
Mult.: 1
Reel: 250

RC 1.82 kOhms 250 mW (1/4 W) 0.1 % 15 PPM / C - 55 C + 155 C 350 V 2.5 mm 7.2 mm Axial Ammo Pack Precision Metal Film Resistors Low noise
Welwyn Components / TT Electronics Metal Film Resistors - Through Hole 1Mohm 0.1%
Datasheet
59In Stock
500Expected 22-04-2026
Min.: 1
Mult.: 1
Reel: 250

RC 1 MOhms 250 mW (1/4 W) 0.1 % 15 PPM / C - 55 C + 155 C 350 V 2.5 mm 7.2 mm Axial Ammo Pack Precision Metal Film Resistors Low noise
Welwyn Components / TT Electronics Metal Film Resistors - Through Hole 20.5Kohms 0.1%
Datasheet
216In Stock
Min.: 1
Mult.: 1
Reel: 250

RC 20.5 kOhms 250 mW (1/4 W) 0.1 % 15 PPM / C - 55 C + 155 C 350 V 2.5 mm 7.2 mm Axial Ammo Pack Precision Metal Film Resistors Low noise
Welwyn Components / TT Electronics Metal Film Resistors - Through Hole 20Kohms 0.1%
Datasheet
389In Stock
490On Order
Min.: 1
Mult.: 1
Reel: 250

RC 20 kOhms 250 mW (1/4 W) 0.1 % 15 PPM / C - 55 C + 155 C 350 V 2.5 mm 7.2 mm Axial Ammo Pack Precision Metal Film Resistors Low noise
Welwyn Components / TT Electronics Metal Film Resistors - Through Hole 221Kohms 0.1%
Datasheet
175In Stock
Min.: 1
Mult.: 1
Reel: 250

RC 221 kOhms 250 mW (1/4 W) 0.1 % 15 PPM / C - 55 C + 155 C 350 V 2.5 mm 7.2 mm Axial Ammo Pack Precision Metal Film Resistors Low noise
Welwyn Components / TT Electronics Metal Film Resistors - Through Hole 22.1Kohms 0.1%
Datasheet
422In Stock
Min.: 1
Mult.: 1
Reel: 250

RC 22.1 kOhms 250 mW (1/4 W) 0.1 % 15 PPM / C - 55 C + 155 C 350 V 2.5 mm 7.2 mm Axial Ammo Pack Precision Metal Film Resistors Low noise
Welwyn Components / TT Electronics Metal Film Resistors - Through Hole 237Kohms 0.1%
Datasheet
62In Stock
Min.: 1
Mult.: 1
Reel: 250

RC 237 kOhms 250 mW (1/4 W) 0.1 % 15 PPM / C - 55 C + 155 C 350 V 2.5 mm 7.2 mm Axial Ammo Pack Precision Metal Film Resistors Low noise
Welwyn Components / TT Electronics Metal Film Resistors - Through Hole 243Kohms 0.1%
Datasheet
9In Stock
Min.: 1
Mult.: 1
Reel: 250

RC 243 kOhms 250 mW (1/4 W) 0.1 % 15 PPM / C - 55 C + 155 C 350 V 2.5 mm 7.2 mm Axial Ammo Pack Precision Metal Film Resistor
Welwyn Components / TT Electronics Metal Film Resistors - Through Hole 249Kohms 0.1%
Datasheet
17In Stock
Min.: 1
Mult.: 1
Reel: 250

RC 249 kOhms 250 mW (1/4 W) 0.1 % 15 PPM / C - 55 C + 155 C 350 V 2.5 mm 7.2 mm Axial Ammo Pack Precision Metal Film Resistors Low noise
Welwyn Components / TT Electronics Metal Film Resistors - Through Hole 24.9Kohms 0.1%
Datasheet
25In Stock
Min.: 1
Mult.: 1
Reel: 250

RC 24.9 kOhms 250 mW (1/4 W) 0.1 % 15 PPM / C - 55 C + 155 C 350 V 2.5 mm 7.2 mm Axial Ammo Pack Precision Metal Film Resistors Low noise
Welwyn Components / TT Electronics Metal Film Resistors - Through Hole 267K ohm 0.1% +/-15 Metal Film Resistor
Datasheet
5In Stock
Min.: 1
Mult.: 1
Reel: 250

RC 267 kOhms 250 mW (1/4 W) 0.1 % 15 PPM / C - 55 C + 155 C 350 V 2.5 mm 7.2 mm Axial Ammo Pack Precision Metal Film Resistors Low noise
Welwyn Components / TT Electronics Metal Film Resistors - Through Hole 27.4Kohms 0.1%
Datasheet
377In Stock
Min.: 1
Mult.: 1
Reel: 250

RC 27.4 kOhms 250 mW (1/4 W) 0.1 % 15 PPM / C - 55 C + 155 C 350 V 2.5 mm 7.2 mm Axial Ammo Pack Precision Metal Film Resistors Low noise
Welwyn Components / TT Electronics Metal Film Resistors - Through Hole 28Kohms 0.1%
Datasheet
648In Stock
Min.: 1
Mult.: 1
Reel: 250

RC 28 kOhms 250 mW (1/4 W) 0.1 % 15 PPM / C - 55 C + 155 C 350 V 2.5 mm 7.2 mm Axial Ammo Pack Precision Metal Film Resistors Low noise
Welwyn Components / TT Electronics Metal Film Resistors - Through Hole 2Kohms 0.1%
Datasheet
94In Stock
Min.: 1
Mult.: 1
Reel: 250

RC 2 kOhms 250 mW (1/4 W) 0.1 % 15 PPM / C - 55 C + 155 C 350 V 2.5 mm 7.2 mm Axial Ammo Pack Precision Metal Film Resistors Low noise
Welwyn Components / TT Electronics Metal Film Resistors - Through Hole 2.21Kohms 0.1%
Datasheet
188In Stock
Min.: 1
Mult.: 1
Reel: 250

RC 2.21 kOhms 250 mW (1/4 W) 0.1 % 15 PPM / C - 55 C + 155 C 350 V 2.5 mm 7.2 mm Axial Ammo Pack Precision Metal Film Resistors Low noise
Welwyn Components / TT Electronics Metal Film Resistors - Through Hole 2.43K ohm 0.1% +/-15 Metal Film Resistor
Datasheet
211In Stock
750Expected 16-02-2026
Min.: 1
Mult.: 1
Reel: 250

RC 2.43 kOhms 250 mW (1/4 W) 0.1 % 15 PPM / C - 55 C + 155 C 350 V 2.5 mm 7.2 mm Axial Ammo Pack Precision Metal Film Resistors Low noise
Welwyn Components / TT Electronics Metal Film Resistors - Through Hole 2.61K ohm 0.1% +/-15 Metal Film Resistor
Datasheet
745In Stock
Min.: 1
Mult.: 1
Reel: 250

RC 2.61 kOhms 250 mW (1/4 W) 0.1 % 15 PPM / C - 55 C + 155 C 350 V 2.5 mm 7.2 mm Axial Ammo Pack Precision Metal Film Resistors Metal Film Resistors - Through Hole
Welwyn Components / TT Electronics Metal Film Resistors - Through Hole 2.67Kohms 0.1%
Datasheet
312In Stock
Min.: 1
Mult.: 1
Reel: 250

RC 2.67 kOhms 250 mW (1/4 W) 0.1 % 15 PPM / C - 55 C + 155 C 350 V 2.5 mm 7.2 mm Axial Ammo Pack Precision Metal Film Resistors Low noise
Welwyn Components / TT Electronics Metal Film Resistors - Through Hole 301Kohms 0.1%
Datasheet
73In Stock
500On Order
Min.: 1
Mult.: 1
Reel: 250

RC 301 kOhms 250 mW (1/4 W) 0.1 % 15 PPM / C - 55 C + 155 C 350 V 2.5 mm 7.2 mm Axial Ammo Pack Precision Metal Film Resistors Low noise
Welwyn Components / TT Electronics Metal Film Resistors - Through Hole 30.1Kohms 0.1%
Datasheet
634In Stock
Min.: 1
Mult.: 1
Reel: 250

RC 30.1 kOhms 250 mW (1/4 W) 0.1 % 15 PPM / C - 55 C + 155 C 350 V 2.5 mm 7.2 mm Axial Ammo Pack Precision Metal Film Resistors Low noise
Welwyn Components / TT Electronics Metal Film Resistors - Through Hole 332Kohms 0.1%
Datasheet
183In Stock
Min.: 1
Mult.: 1
Reel: 250

RC 332 kOhms 250 mW (1/4 W) 0.1 % 15 PPM / C - 55 C + 155 C 350 V 2.5 mm 7.2 mm Axial Ammo Pack Precision Metal Film Resistors Low noise