Thick Film Current Sensing Resistors
Technical
Data
Features
•
•
•
•
•
•
•
•
•
Thick Film Construction
Very Low Resistance
Surface Mount Package
Suitable for Current Limiting,
Current Detection, Motor Control,
Power Supply and Hard Disk Drives
High Precision and Excellent
Accuracy for Current Detection
Good Electrical Characteristics
Suitable for Reflow Solder Process
Tape and Reel Packaging
RoHS Compliant
Mechanical and Performance Specifications
Package
Inch
(mm)
0402
(1005)
0603
(1608)
0805
(2012)
1206
(3216)
1210
(3225)
(2010)
(5025)
(2512)
(6432)
1206
(3216)
2010
(5024)
Dimensions (mm)
L
1.00± 0.05
1.60± 0.15
2.00
3.20
3.20
0.20
-0.10
0.10
-0.15
0.10
-0.15
W
0.50± 0.03
0.80
1.25
1.60
2.60
0.20
-0.10
0.20
-0.10
0.10
-0.15
0.10
-0.15
c
0.20±
0.10
0.25±
0.20
0.40±
0.20
0.50±
0.20
0.50±
0.20
0.60±
0.20
0.60±
0.25
0.40±
0.20
0.25±
0.10
d
0.25±
0.10
0.25±
0.20
0.40±
0.20
0.50±
0.20
0.50±
0.20
0.60±
0.25
0.60±
0.25
0.50±
0.20
0.60±
0.25
t
0.35± 0.05
0.50
0.50
0.55
0.55
0.15
-0.05
0.15
-0.05
0.15
-0.05
0.15
-0.05
L
Series
73L1
73L2
73L3
73L4
W
c
t
d
c
73L5
73L6
5.00± 0.15
6.30± 0.15
3.20± 0.10
5.00± 0.15
2.50± 0.15
3.20± 0.15
1.60± 0.10
2.50± 0.15
0.56± 0.15
0.56± 0.15
0.55± 0.10
0.55± 0.15
d
73L7
73E4
73E6
Page 1 of 4
January 2008
CTS Electronic Components
www.ctscorp.com
Mechanical and Performance Specifications (cont.)
Type
73L1
73L2
Pkg Code
Inch
(mm)
0402
(1005)
0603
(1608)
0805
(2012)
1206
(3216)
1210
(3225)
2010
(5025)
2512
(6432)
Pkg Code
Inch
(mm)
1206
(3216)
2010
(5024)
Rated
Wattage
(Watts)
0.100
0.100
Tolerance (%)
G
J
G
J
F
G
J
F
G
J
F
G
J
F
G
J
F
G
J
±
2
±
5
±
2
±
5
±
1
±
2
±
5
±
1
±
2
±
5
±
1
±
2
±
5
±
1
±
2
±
5
±
1
±
2
±
5
Resistance
E-24 (Ω)
0.20-0.91
0.20-0.91
0.20-0.91
0.10-0.91
0.20-0.91
0.10-0.91
0.20-0.91
0.10-0.91
0.20-0.91
0.10-0.91
0.20-0.91
0.10-0.91
Resistance
E-6 (Ω)
±
200
±
100
±
200
±
100
±
200
±
100
±
200
±
200
±
200
T.C.R
(ppm/°C)
-55°C to 125°C
-55°C to 125°C
-55°C to 125°C
-55°C to 125°C
-55°C to 125°C
T.C.R
(ppm/°C)
±
300
±
300
Operating Temp.
Range
-55°C to 125°C
-55°C to 125°C
73L3
0.125
73L4
0.250
73L5
0.500
73L6
0.750
73L7
1.000
Rated
Wattage
(Watts)
0.500
Type
Tolerance (%)
F
G
J
F
G
J
±
1
±
2
±
5
±
1
±
2
±
5
Operating Temp.
Range
73E4
0.050-0.091
±
100
-55°C to 125°C
73E6
1.000
0.050-0.091
±
100
-55°C to 125°C
Standard Resistance Values
0.10
0.22
0.47
0.11
0.24
0.51
0.12
0.27
0.56
Sequence E-24 (Ω)
0.13
0.15
0.30
0.33
0.62
0.68
0.16
0.36
0.75
0.18
0.39
0.82
0.20
0.43
0.91
73Lx
73Ex
0.050
0.056
Sequence E-6 (Ω)
0.062
0.068
0.075
0.086
0.091
Page 2 of 4
January 2008
CTS Electronic Components
www.ctscorp.com
How to Order
Type
See Pages 1 & 2
73L4
R10
J
Tolerance
Resistor Code
3 or 4 Digit Resistor Code
Type “73L” uses 3-digit code
Type “73E” uses 4-digit code
“R” indicates decimal point
Examples:
R47 = 0.47 ohms
R020 = 0.020 ohms
Type
73L1
73L2
73L3
73L4
73L5
73L6
73L7
73E4
73E6
J = ±5%
G = ±2%
F = ±1%
Example: 73L4R10J (No dashes or spaces)
Part Marking
None
"R" is the decimal point
3 digits (E24): first two numbers are effective
numbers in ohms (Ω). Example: "R20" = 0.20Ω
None
Tape & Reel Information
•
Paper Tape (mm)
(For type 73L1 – 73L5 and 73E4)
Type
73L1
73L2
73L3
73L4 & 73E4
73L5
Page 3 of 4
A
0.70
±0.08
1.10
±0.20
1.65
±0.20
2.00
+1.10
-0.15
B
1.20
±0.08
1.90
±0.20
2.40
±0.20
3.75
+0.10
-0.15
t
0.50
±0.10
0.70
±0.10
0.80
±0.20
0.80
±0.20
0.80
±0.20
January 2008
2.90
±0.10
3.60
±0.10
CTS Electronic Components
www.ctscorp.com
Tape & Reel Information (cont.)
•
Embossed tape (mm)
(For type 73L6, 73L7 and 73E6)
Type
73L6 & 73E6
73L7
A
2.90 ±0.10
3.40 ±0.10
B
5.30 ±0.10
6.60 ±0.10
•
Reel
(For all types)
Type
73L1
73L2
73L3
73L4
73E4
73L5
73L6 &
73E6
73L7
Size
code
0405
(1005)
0603
(1608)
0805
(2012)
1206
(3216)
1206
(3216)
1210
(3225)
2010
(5025)
2512
(6432)
Qty/Reel
10,000
5,000
5,000
5,000
5,000
5,000
4,000
4,000
A
(mm)
11.5
±1.1
11.5
±1.1
11.5
±1.1
11.5
±1.1
11.5
±1.1
11.5
±1.1
15.4
±1.0
15.4
±1.0
Page 4 of 4
January 2008
CTS Electronic Components
www.ctscorp.com