FCSL Series Datasheet

Metal Foil Current Sense

Features

Foil Construction ensures a very stable TCR (Temperature Coefficient of Resistance)
Designed for automatic insertion
Industry standard sizes
High heat resistant use
Low heat electromotive use
Color: white (top) and green (bottom)

Ohmite continues to add to its complement of Current Sense offerings with the FCSL Series. FCSL incorporates proven metal foil technology to produce the ultimate in a current sense resistor. FCSL features the effective combination of very low and stable TCRs (Temperature Coefficient of Resistance) available in a wide selection of very low ohmic values. Power ratings up to 10 Watts makes FCSL the ideal choice for your current sensing applications.

Series Specifications

Power Rating:

1.0W

Resistance Range (mΩ):

2m,3m ~ 4mm, 5m ~ 9m, 10m ~ 50mΩ

Tol.:

±5%, ±2%, ±1%, ±1%

TCR (ppm/°C):

±100, ±100, ±100 ±50

Weight (g):

0.025

Power Rating:

1.5W

Resistance Range (mΩ):

1m ~ 2m, 3m ~ 4m, 5m ~ 9m, 10m ~ 50m

Tol.:

±5%, ±2%, ±1%, ±1%

TCR (ppm/°C):

±100, ±100, ±100, ±50

Weight (g):

0.030

Power Rating:

2.0W

Resistance Range (mΩ):

1m, 2m, 3m ~ 100m, 5m ~ 50mΩ

Tol.:

±5%, ±2%, ±1%, ±0.5%

TCR (ppm/°C):

±150, ±100, ±50, ±50

Weight (g):

0.036

Power Rating:

3.0W

Resistance Range (mΩ):

1m, 2m, 3m ~ 100m, 5m ~ 50mΩ

Tol.:

±5%, ±2%, ±1%, ±0.5%

TCR (ppm/°C):

±150, ±100, ±50, ±50

Weight (g):

0.050

Power Rating:

4.0W

Resistance Range (mΩ):

1m, 2m, 3m ~ 100m, 5m ~ 50mΩ

Tol.:

±5%, ±2%, ±1%, ±0.5%

TCR (ppm/°C):

±150, ±100, ±50, ±50

Weight (g):

0.071

Power Rating:

5.0W

Resistance Range (mΩ):

1m, 2m, 3m ~ 100m, 5m ~ 50mΩ

Tol.:

±5%, ±2%, ±1%, ±0.5%

TCR (ppm/°C):

±150, ±100, ±50, ±50

Weight (g):

0.096

Power Rating:

10.0W

Resistance Range (mΩ):

1m, 2m, 3m ~ 100m

Tol.:

±5%, ±2%, ±1%

TCR (ppm/°C):

±100, ±100, ±100, ( > 9m:±50)

Weight (g):

0.316

Characteristics

Condition:

(10W) Rated power x1.5, 5s

Maximum ∆R:

±(1.0%+0.0005Ω)

Condition:

70°C, (10W: 100°C)

Maximum ∆R:

-

Condition:

-55°C ~ +155°C

Maximum ∆R:

-

Condition:

√(Rated power x Resistance value) V

Maximum ∆R:

-

Condition:

Rated current 10 msec ON, 60 sec OFF, 10 cycles* (see table below)

Maximum ∆R:

±(1.0% +0.0005Ω)

Condition:

-55°C (30min.)/+155°C (30min.), 100 cy. -55°C (30min), Room temp (3min), +155°C (30min), Room temp (3min), 100 cy., FCSL20 & 32 only-40°C (30min), Room temp (3min), +125°C (30min), Room temp (3min), 1000 cy., FCSL150 only

Maximum ∆R:

±(1.0% +0.0005Ω), ±(1.0% +0.0005Ω), ±0.6%

Condition:

245°C ±5°C for 3 ±0.5 sec.

Maximum ∆R:

Min. 90% cover-age (FCSL20-32: 95%)

Condition:

70°C ±3°C, Rated voltage 1.5h ON, 0.5h OFF, 1000h

Maximum ∆R:

±(1.0% +0.0005Ω)(FCSL20-32:±(2.0% +0.0005Ω))

Condition:

260°C ±5°C for 10 ±1 sec.

Maximum ∆R:

±(0.5% +0.0005Ω) (FCSL20-32: No evid. of mech. damage)

Condition:

60°C ±2°C, 90~95% RH, Rated voltage 1.5h ON, 0.5h OFF, 1000h

Maximum ∆R:

±(2.0% +0.0005Ω)

Condition:

10W: Bending width: 2mm for 10s±1s, Glass epoxy sub-strate 1.6mm thick

Maximum ∆R:

±(1.0%+0.0005Ω)

*In-rush Current

Rated Wattage: 1W

In-rush Power (1mΩ~10mΩ): 20W

Max Current (1mΩ~10mΩ): 45A

In-rush Power(12mΩ~100mΩ): 14W

Max Current (12mΩ~100mΩ): 20A

Rated Wattage: 1.5W

In-rush Power (1mΩ~10mΩ): 56W

Max Current (1mΩ~10mΩ): 64A

In-rush Power(12mΩ~100mΩ): 36W

Max Current (12mΩ~100mΩ): 35A

Rated Wattage: 2W

In-rush Power (1mΩ~10mΩ): 225W

Max Current (1mΩ~10mΩ): 125A

In-rush Power(12mΩ~100mΩ): 150W

Max Current (12mΩ~100mΩ): 70A

Rated Wattage: 3W

In-rush Power (1mΩ~10mΩ): 325W

Max Current (1mΩ~10mΩ): 150A

In-rush Power(12mΩ~100mΩ): 210W

Max Current (12mΩ~100mΩ): 80A

Rated Wattage: 4W

In-rush Power (1mΩ~10mΩ): 440W

Max Current (1mΩ~10mΩ): 180A

In-rush Power(12mΩ~100mΩ): 300W

Max Current (12mΩ~100mΩ): 100A

Rated Wattage: 5W

In-rush Power (1mΩ~10mΩ): 600W

Max Current (1mΩ~10mΩ): 240A

In-rush Power(12mΩ~100mΩ): 440W

Max Current (12mΩ~100mΩ): 120A

Rated Wattage: 10W

In-rush Power (1mΩ~10mΩ): 700W

Max Current (1mΩ~10mΩ): 270A

In-rush Power(12mΩ~100mΩ): 470W

Max Current (12mΩ~100mΩ): 140A

In-rush current =√(in-rush power/resis- tance value), or max. current, whichever is smaller

Derating

Recommended Reflow Temperature Profile

For lead free soldering (Sn-Ag-Cu solder)

FCSL20-32

Preheating: 150° ~ 200° 60s ~ 180s
Heating: Over 217° 60s ~ 150s
Peak: 260° Max. 30s

Max. number of reflow: 2

DeraFCSL64-110ting

Preheating:130° ~ 180° 60s ~ 90s
Heating: Over 220° 30s ~ 90s
Peak: 240° ~ 260° Max. 10s

Dimensions

(in.±.008/mm ±0.20)

Power Rating: 1.0W

L: 0.049/1.25

W: 0.079/2.0

a(1mΩ): -

a(): 0.011/0.28

t(2mΩ and higher): 0.024/0.60

Power Rating: 1.5W

L: 0.063/1.6

W: 0.126/3.2

a(1mΩ): 0.016/0.40

a(): 0.014/0.35*

t(2mΩ and higher): 0.024/0.60

Power Rating: 2.0W

L: 0.122/3.1

W: 0.248/6.3

a(1mΩ): 0.047/1.20

a(): 0.020/0.50

t(2mΩ and higher): 0.020/0.50

Power Rating: 3.0W

L: 0.15/3.8

W: 0.3/7.6

a(1mΩ): 0.053/1.35

a(): 0.024/0.60

t(2mΩ and higher): 0.020/0.50

Power Rating: 4.0W

L: 0.177/4.5

W: 0.35/8.9

a(1mΩ): 0.063/1.60

a(): 0.028/0.70

t(2mΩ and higher): 0.020/0.50

Power Rating: 5.0W

L: 0.197/5.0

W: 0.43/11.0

a(1mΩ): 0.063/1.60

a(): 0.031/0.80

t(2mΩ and higher): 0.020/0.50

Power Rating: 10W

L: 0.295/7.5

W: 0.591/15.0

a(1mΩ): 0.043/1.10

a(): -

t(2mΩ and higher): -

*5mΩ and higher: 0.010"/0.25mm

Land Pattern

(mm)

Value Range: 2mΩ~50mΩ

a: 0.50

b: 2.80

c: 2.30

Value Range: 1mΩ~4mΩ, 5mΩ~50mΩ

a: 0.50, 0.60

b: 3.20, 3.20

c: 3.68, 3.68