Metal Foil/
Kelvin
FC4L Four Terminal Current Sense
Metal Foil Construction
F e at u r e s
• 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 extends its FCSL Series with this 4-terminal Kelvin
type FC4L derivative in 2 watt and 5 watt package sizes.
Employing the same Ni-Cu-Mn resistive element this product affords the user an added advantage of a built in 4-terminal design with 2 larger electrodes for current management and 2 smaller electrodes for current measurement.
S ER I E S S P E C I F I C AT I O N S
Power
Series
Rating
FC4L32
1W
FC4L64
2W
FC4L110 5W
Resistance
Range
Tol.
1mΩ
±5%
2mΩ
±2%
3mΩ
±1%
4mΩ ~ 500mΩ ±1%
1mΩ
±5%
2mΩ
±2%
3mΩ
±1%
4mΩ ~ 100mΩ ±1%
1mΩ
±5%
2mΩ
±2%
3mΩ ~ 50mΩ ±1%
TCR
(ppm/°C)
±100
±100
±100
±50
±100
±100
±100
±50
±100
±50
±50
Weight
(g)
0.0378
0.1096
c h a r a c t e r is t ics
Test Condition
Maximum ∆R
Max. temperature for rated power 70°C
Derating
100
Operating temperature range -55°C ~ +155°C
Rated voltage √(Rated power x Resistance value) V
In-rush current Rated current 10 msec ON, 60 sec OFF, 10
cycles.
Series
Power
Rating
FC4L32
1 watt
1mΩ~9mΩ
25W 45A
10mΩ~500mΩ 12.5W 24A
FC4L64
2 watt
1mΩ~9mΩ
100W
10mΩ~100mΩ 50W
FC4L110 5 watt
Resistance
Range
1mΩ~50mΩ
±(1.0% +0.0005Ω)
In-rush Max.
Power Current
100W 100A
In-rush current = √(in-rush power/resistance
value), or max. current, whichever is smaller
Solderability 245°C ±5°C for 3 ±0.5 sec.
Endurance at 70°C 70°C ±3°C, Rated voltage 1.5h ON, 0.5h
OFF, 1000h
Resistance to soldering heat 260°C ±5°C for 10 ±1 sec.
80
60
40
20
0
-55
85A
35A
Rapid change of temperature -55°C (30min.)/+155°C (30min.), 100 cycles
Percent Rated Power
Current
Sense
FC4L Series
±(1.0% +0.0005Ω)
Min. 90% coverage
±(1.0% +0.0005Ω)
±(1.0% +0.0005Ω)
Moisture resistance 60°C ±2°C, 90~95% RH, Rated voltage 1.5h ±(2.0% +0.0005Ω)
ON, 0.5h OFF, 1000h
1-866-9-OHMITE • Int’l 1-847-258-0300 • Fax 1-847-574-7522 • www.ohmite.com • info@ohmite.com
0
50 70 100
Ambient Temperature, °C
155
Metal Foil/
Kelvin
FC4L Four Terminal Current Sense
Metal Foil Construction
DIMENSIONS
W
1
4
5
FC4L32
1 watt
FC4L64
2 watt
FC4L110
5 watt
inches (mm)
Tape
c
d
e
a
b
0.5mm +0.2/-0.05
L
RatingT
Land Pattern
1. Alumina substrate
2. Resistive element
(Ni-Cu-Mn alloy)
d 3. Electrode (Ni, Sn)
4. Protective coating
(Epoxy resin)
5. Marking (Epoxy
c resin): wider mark
b indicates “V” term.
3
“V” term.
L
t
2
“I” term.
R010
current
Sense
FC4L Series
P
W 0
D0(in.±.008/mm ±0.20)
0.126E / 3.20
0.251 / 6.40
F
0.433 / 11.0
T2
t Direction b
mm ±0.15
P2 of feed
c
mm ±0.1
d
mm ±0.15
a
b
c
d
e
0.063 / 1.6
0.014 / 0.35
0.35
0.2
2.6
FCSL32
0.4
2.7
0.35
0.3
2.7
0.126 / 3.2
0.020 / 0.5
5.2
FCSL65
2.0
4.4
0.7
0.5
5.4
0.028 / 0.7
0.7
W
1.4
0.5
0.197 / 5.0
1.1
8.5
FCSL110
3.2
5.6
1.6
1.1
8.7
D1
B
(mm)
Pa c k a
A g in g S p e cific a t ions
P1
Reel
P0
T
E
D0
Direction
of feed
P2
H N A
F
B
T2
D1
W
E
A
P1
W2
W1
FC4L32
FC4L64
FC4L110
A
0.075 (1.90 ±0.1)
0.135 (3.43 ±0.2)
0.213 (5.40 ±0.10)
A
FC4L32 & 64
7.087 (180 +0/-3)
FC4L110
12.992 (330 ±2.0)
B
0.138 (3.50 ±0.1)
0.261 (6.63 ±0.2)
0.453 (11.50 ±0.10)
H
0.512 (13 ±0.2)
0.512 (13 ±0.2)
W
0.315 (8.00 ±0.2)
0.472 (12.0 ±0.3)
0.945 (24.00 ±0.30)
E
0.079 (2.0 ±0.5)
0.079 (2.0 ±0.5)
E
0.138 (3.50 ±0.05)
0.069 (1.75 ±0.1)
0.069 (1.75 ±0.10)
N
2.362 (60 +1/-0)
3.937 (100 ±1.0)
F
0.069 (1.75 ±0.1)
0.217 (5.5 ±0.05)
0.453 (11.50 ±0.10)
W1 0.512 (13.0 ±0.3)
1.000 (25.4 ±1.0)
P0
0.157 (4.0 ±0.1)
0.157 (4.0 ±0.1)
0.157 (4.00 ±0.10)
W2 0.669 (17.0 ±1.4)
1.157 (29.4 ±1.0)
P1
0.157 (4.0 ±0.1)
0.157 (4.0 ±0.1)
0.315 (8.00 ±0.10)
P2
0.079 (2.0 ±0.05)
0.079 (2.0 ±0.05)
0.079 (2.00 ±0.10)
D0
0.059 (1.50 +0.1/-0) 0.059 (1.5 +0.1/-0)
D1
0.039 (1.00 +0.2/-0) 0.059 (1.5 +0.2/-0)
0.059 (1.50 ±0.10)
T
0.008 (0.20 ±0.05)
0.008 (0.20 ±0.05)
0.012 (0.30 ±0.05)
T2
0.039 (1.00 ±0.2)
0.059 (1.5) max.
0.047 (1.2 ±0.15)
0.059 (1.50 ±0.10)
O R D ER I N G I N F O R M AT I O N
Standard Part Numbers for FC4L series
RoHS Compliant
FC4L110R005FER
Series
Package Size
110=11050=5W
64=6432=2W
Ohms
R005=0.005Ω
R050=0.050Ω
Tolerance Taping Code
J = 5%
R = 1,000 pc/reel
G = 2%
F = 1%
2 watt
5 watt
Resistance
Value
Tolerance
FC4L32R001JER
FC4L64R001JER
FC4L110R001JER
0.001
5%
FC4L32R002GER
FC4L64R002GER
FC4L110R002GER
0.002
2%
FC4L32R003FER
FC4L64R003FER
FC4L110R003FER
0.003
1%
FC4L32R005FER
FC4L64R005FER
FC4L110R005FER
0.005
1%
FC4L32R010FER
FC4L64R010FER
FC4L110R010FER
0.01
1%
FC4L32R025FER
FC4L64R025FER
FC4L110R025FER
0.025
1%
FC4L32R050FER
FC4L64R050FER
FC4L110R050FER
0.05
1%
1 watt
1-866-9-OHMITE • Int’l 1-847-258-0300 • Fax 1-847-574-7522 • www.ohmite.com • info@ohmite.com
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