RW1/RW2 Series Datasheet

Surface Mount Four Terminal Current Sense

Features

Extremely low resistance and high precision tolerance
Low T.C.R. achieved (±50ppm/°C)
Flameproof UL94-V-0
Marking: Black body color with white marking

Specifications

Power Rating(watts): 1

Resistance Range E-12(mΩ): 5mΩ - 50mΩ

Resistance Tolerance: 1%

Dielectric Withstanding Voltage: 500V

TCR(max. ppm/°C): ±50

Qty./Reel: 1000

Power Rating(watts): 2

Resistance Range E-12(mΩ): 5mΩ - 50mΩ

Resistance Tolerance: 1%

Dielectric Withstanding Voltage: 500V

TCR(max. ppm/°C): ±50

Qty./Reel: 1000

Characteristics

±50 ppm/°C

+70°C

-55°C - +125°C

Derating

Surface Temperature Rise

Typical Schematic

Performance Data

Requirement ∆R(Limit):

Within regulated tolerance

Requirement ∆R(Typical):

—

Test Method:

25°C

Requirement ∆R(Limit):

Within specified T.C.R.

Requirement ∆R(Typical):

—

Test Method:

+25°C/-55°C and +25°C/+125°C

Requirement ∆R(Limit):

±1.0%

Requirement ∆R(Typical):

±1.0%

Test Method:

Rated power x 5 for 5 seconds

Requirement ∆R(Limit):

±1.0%

Requirement ∆R(Typical):

±1.0%

Test Method:

260°C ± 5°C, 10 seconds ±1 second

Requirement ∆R(Limit):

±1.0%

Requirement ∆R(Typical):

±0.5%

Test Method:

-55°C (30 minutes), +125°C (30 minutes), 500 cycles

Requirement ∆R(Limit):

±2.0%

Requirement ∆R(Typical):

±0.5%

Test Method:

40°C ± 2°C, 90 - 95% RH, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle

Requirement ∆R(Limit):

±1.0%

Requirement ∆R(Typical):

±0.5%

Test Method:

70°C ± 2°C, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle

Requirement ∆R(Limit):

±0.5%

Requirement ∆R(Typical):

±0.25%

Test Method:

-55°C, 1 hour

Requirement ∆R(Limit):

±0.5%

Requirement ∆R(Typical):

±0.25%

Test Method:

+125°C, 100 hours

Dimensions

(in./mm)

L: 0.425±.02 (10.8±0.5)

W: 0.244±.012 (6.2±0.3)

t: 0.083±.008 (2.1±0.2)

a: 0.118±.012 (3.0±0.3)

b: 0.031±.008 (0.8±0.2)

c: 0.055±.02 (1.4±0.5)

d: 0.047±.02 (1.2±0.5)

e: 0.051±.012 (1.3±0.3)

f: 0.051±.012 (1.3±0.3)

g: 0.197±.004 (5.0±0.1)

h: 0.098±.004 (2.5±0.1)

j: 0.39 (10.0)

k: 0.08 (2.0)

m: 0.04 (1.0)

n: 0.12 (3.0)

o: 0.24 (6.0)

p: 0.20 (5.0)

q: 0.06 (1.6)

r: 0.08 (2.0)

s: 0.04 (1.0)

L: 0.504±.02 (12.8±0.5)

W: 0.323±.012 (8.2±0.3)

t: 0.122±.008 (3.1±0.2)

a: 0.197±.012 (5.0±0.3)

b: 0.039±.008 (1.0±0.2)

c: 0.079±.02 (2.0±0.5)

d: 0.079±.02 (2.0±0.5)

e: 0.087±.012 (2.2±0.3)

f: 0.087±.012 (2.2±0.3) 0

g: 0.236±.004 (6.0±0.1)

h: 0.118±.004 (3.0±0.1) 0

j: 0.47 (12.0)

k: 0.09 (2.3)

m: 0.05 (1.15)

n: 0.21 (5.3)

o: 0.31 (8.0)

p: 0.24 (6.0)

q: 0.09 (2.2)

r: 0.13 (3.2)

s: 0.06 (1.6)

Land Pattern

Ordering Information

Standard Part Numbers for RW Series

Series: RW1S0CK----FET

Wattage: 1 watt

Tolerance: 1%

Ohms: 0.00500

Series: RW1S0CK----FET

Wattage: 1 watt

Tolerance: 1%

Ohms: 0.01000

Series: RW1S0CK----FET

Wattage: 1 watt

Tolerance: 1%

Ohms: 0.02500

Series: RW1S0CK----FET

Wattage: 1 watt

Tolerance: 1%

Ohms: 0.05000

Series: RW1S0CK----DET

Wattage: 1 watt

Tolerance: 0.5%

Ohms: 0.00500

Series: RW1S0CK----DET

Wattage: 1 watt

Tolerance: 0.5%

Ohms: 0.01000

Series: RW1S0CK----DET

Wattage: 1 watt

Tolerance: 0.5%

Ohms: 0.02500

Series: RW1S0CK----DET

Wattage: 1 watt

Tolerance: 0.5%

Ohms: 0.05000

Series: RW2S0DK----FET

Wattage: 2 watt

Tolerance: 1%

Ohms: 0.00500

Series: RW2S0DK----FET

Wattage: 2 watt

Tolerance: 1%

Ohms: 0.01000

Series: RW2S0DK----FET

Wattage: 2 watt

Tolerance: 1%

Ohms: 0.02500

Series: RW2S0DK----FET

Wattage: 2 watt

Tolerance: 1%

Ohms: 0.05000

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RW1/RW2 Series Datasheet

Surface Mount Four Terminal Current Sense

Features

Specifications

Characteristics

Derating

Surface Temperature Rise

Typical Schematic

Performance Data

Dimensions

Land Pattern

Ordering Information

Standard Part Numbers for RW Series

_Let us help find your solution

Contact Our Team of Experts Today

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