LR06, LR10, LR12
【LR
Series】
Ultra Low Ohm (Metal Strip) Chip Resistor
■
Features
－High
power rating up to 3 Watts
－Low
TCR down to ±50 PPM/°C
－Resistance
values from 0.5m to 15m ohm
－Customized
resistance available
－Wide
range package sizes 1206 / 2010 / 2512
－
AEC-Q200 Compliance (only LR12 Black)
■
Applications
－NB
(for Power Management)
－MB
(for Power Management)
－SWPS
(DC-DC Converter, Charger, Adaptor)
－Monitor
(for Power Management)
■Construction
& Dimension
2512
L
W
T
1
4
2
3
3
Black－Wave or IR reflow soldering
Green－IR reflow soldering only
T
D
W
1
L
D
2
1
Solder Plating
2
Alloy Plate
3
Barrier Layer
4
Overcoat
1
Overcoat
2
Alloy Plate
3
Solder Plating
1206 & 2010
Type
0M50~ R003
3M5 ~ R010
Material
Manganese, Copper
Aluminum, Iron, Chromium
www.viking.com.tw
For detail questions, contact : sales@viking.com.tw
1
Edition : REV.C6
Revision: 27-Jul-2016
LR06, LR10, LR12
Ultra Low Ohm (Metal Strip) Chip Resistor
■Dimensions
Part No.
LR06□TF0M50
LR06□TD0M75
LR06□T□□□□□
LR06□T□□□□□
LR06□T□□□□□
LR10□TEA0M50
LR10□TDA0M75
LR10□TDA□□□□
LR10□TDA□□□□
LR10□TDA□□□□
LR10□TDA□□□□
LR10□TDA□□□□
LR12□T□□0M50G
LR12□T□□0M75G
LR12□T□□□□□□G
LR12□T□□□□□□G
LR12□T□□□□□□G
LR12□T□□□□□□G
LR12□T□□□□□□G
LR12□T□□□□□□G
LR12□T□□□□□G
LR12□T□0M50
LR12□T□0M75
LR12□T□R001
LR12□T□1M50
LR12□T□R002
LR12□T□2M50
LR12□T□R003
LR12□T□R004
LR12□T□R005
LR12□T□R006
LR12□T□6M50
LR12□T□R007
LR12□T□R010
Resistance (mΩ)
0.5
0.75
1.0 , 3.5, 4.0 , 5.0 , 6.0
2.0 , 3.0 , 10
1.2 , 1.5 , 7.0 , 8.0 , 9.0
0.5
0.75
1.0 , 1.5
2.0, 6.0 , 7.0 , 8.0
3.0 , 3.5
4.0 , 5.0, 5.5
9.0 , 10
0.50
0.75
1.0 , 5.0 , 6.0
1.5 , 6.5 , 7.0, 7.5
2.0 , 2.5 , 3.0 , 3.5
4.0 , 4.5
5.0 , 6.0
8.0 - 10
11 - 15
0.50
0.75
1.00
1.50
2.00
2.50
3.00
4.00
5.00
6.00
6.50
7.00
10.00
L
3.20±0.25
3.20±0.25
3.20±0.25
3.20±0.25
3.20±0.25
5.08±0.25
5.08±0.25
5.08±0.25
5.08±0.25
5.08±0.25
5.08±0.25
5.08±0.25
6.35±0.25
6.35±0.25
6.35±0.25
6.35±0.25
6.35±0.25
6.35±0.25
6.35±0.25
6.35±0.25
6.35±0.25
6.35±0.254
6.35±0.254
6.35±0.254
6.35±0.254
6.35±0.254
6.35±0.254
6.35±0.254
6.35±0.254
6.35±0.254
6.35±0.254
6.35±0.254
6.35±0.254
6.35±0.254
W
1.60±0.10
1.60±0.10
1.60±0.10
1.60±0.10
1.60±0.10
2.54±0.15
2.54±0.15
2.54±0.15
2.54±0.15
2.54±0.15
2.54±0.15
2.54±0.15
3.00±0.20
3.00±0.20
3.00±0.20
3.00±0.20
3.00±0.20
3.00±0.20
3.00±0.20
3.00±0.20
3.00±0.20
3.18±0.254
3.18±0.254
3.18±0.254
3.18±0.254
3.18±0.254
3.18±0.254
3.18±0.254
3.18±0.254
3.18±0.254
3.18±0.254
3.18±0.254
3.18±0.254
3.18±0.254
T
0.60±0.20
0.60±0.20
0.60±0.20
0.60±0.20
0.60±0.20
0.60±0.20
0.60±0.20
0.60±0.20
0.60±0.20
0.60±0.20
0.60±0.20
0.60±0.20
0.60±0.20
0.60±0.20
0.60±0.20
0.60±0.20
0.60±0.20
0.60±0.20
0.60±0.20
0.60±0.20
0.60±0.20
1.25±0.20
0.75±0.20
0.65±0.20
0.45±0.20
0.35±0.20
0.65±0.20
0.55±0.20
0.45±0.20
0.35±0.20
0.32±0.20
0.30±0.20
0.27±0.20
0.25±0.20
D
1.35±0.25
1.23±0.25
1.10±0.25
0.60±0.25
0.90±0.25
2.17±0.25
2.04±0.25
1.84±0.25
1.54±0.25
1.04±0.25
1.84±0.25
1.29±0.25
2.68±0.25
2.48±0.25
1.93±0.25
1.43±0.25
1.18±0.25
2.18±0.25
1.93±0.25
1.18±0.25
1.18±0.25
1.30±0.38
1.30±0.38
1.30±0.38
1.30±0.38
1.30±0.38
1.30±0.38
1.30±0.38
1.30±0.38
1.30±0.38
1.30±0.38
1.30±0.38
1.30±0.38
1.30±0.38
Unit: mm
Weight
(g)
(1000pcs)
22.6
22.6
22.6
22.6
22.6
42.3
42.3
42.3
42.3
42.3
42.3
42.3
59.13
59.13
59.13
59.13
59.13
59.13
59.13
59.13
59.13
184.11
131.11
110.85
67.16
49.30
97.95
83.49
62.59
49.84
41.76
35.85
34.01
25.97
■Part
Numbering
LR
Product
Type
12
Dimensions
(L×W)
06: 1206
10: 2010
12: 2512
J
Resistance
Tolerance
F: ±1%
H: ±3%
J: ±5%
T
Packaging
Code
T: Taping Reel
E
TCR
(PPM/°C)
D: ±50
E: ±100
W: ±75
F: ±200
K: ±150
S
Power
Rating
: Standard
A: 1.5W
B: 2.5W
R: 3W
S: 2W
R002
Resistance
R002: 0.002Ω
R010: 0.01Ω
0M50: 0.0005Ω
1M50: 0.0015Ω
G
Marking
: Black Coating
G: Green Coating
**2010/1206
No coating / marking
www.viking.com.tw
For detail questions, contact : sales@viking.com.tw
2
Edition : REV.C6
Revision: 27-Jul-2016
LR06, LR10, LR12
Ultra Low Ohm (Metal Strip) Chip Resistor
■Standard
Electrical Specifications
Item
Part No.
LR06□TF0M50
LR06□TD□□□□
LR12□TD□□□□
LR12□TW□□□□
LR12□TE□□□□
LR12□TK□□□□
LR12□TD□□□□G
Power Rating
at 70°C
1W
1W
1W
1W
1W
1W
1W
Operating Temp.
Range
Resistance Range (mΩ)
±1%
±3%
0.5
0.75 - 10
0.5, 0.75, 1, 1.5, 2
±5%
TCR
(PPM/°C)
±200
±50
±50
±75
±100
±150
±50
-55°C ~ +170°C
6, 6.5, 7
4, 5, 10
2.5, 3
11, 12, 13, 14, 15
■High
Power Rating Electrical Specifications
Item
Part No.
LR10□TEA0M50
LR10□TDA□□□□
LR12□TDS□□□□
LR12□TWS□□□□
LR12□TES□□□□
LR12□TKS□□□□
LR12□TDS□□□□G
LR12□TDB□□□□G
LR12□TDR□□□□G
LR12□TER□□□□G
Power Rating
at 70°C
1.5W
1.5W
2W
2W
2W
2W
2W
2.5W
3W
3W
Operating Temp.
Range
Resistance Range (mΩ)
±1%
±3%
0.5
0.75 - 10
0.5, 0.75, 1, 1.5, 2
6, 6.5, 7
±5%
TCR
(PPM/°C)
±100
±50
±50
±75
±100
±150
±50
±50
±50
±100
-55°C ~ +170°C
4, 5, 10
2.5, 3
6.5, 7, 8, 9, 10
4, 4.5, 5, 6
1, 1.5, 2, 2.5, 3, 3.5
0.5, 0.75
Operating Current =√(P/R), Operating Voltage=√(P*R)
■Viking
has the ability of manufacture following options based on customer’s requirement.
■Resistance
codes example
Resistance (3Marking)
Resistance
Codes
0.5mΩ
M50
0.75mΩ
M75
Resistance (4Marking)
Resistance
Codes
1mΩ
R001
2mΩ
R002
7mΩ
R007
10mΩ
R010
www.viking.com.tw
For detail questions, contact : sales@viking.com.tw
3
Edition : REV.C6
Revision: 27-Jul-2016
LR06, LR10, LR12
Ultra Low Ohm (Metal Strip) Chip Resistor
■Reflow
■Green
coating ”Reflow Air Convection ”is available
■Green
coating can't be working with wave soldering bath
■Environmental
Characteristics
Item
Temperature Coefficient of
Resistance (T.C.R.)
Short Time Overload
Requirement
Black coating
As Spec.
±0.5%
±1%
Test Method
MIL-STD-202 Method 304
+25/-55/+25/+125/+25°C
JIS-C-5201-1 5.5
5*rated power for 5 seconds
MIL-STD-202 Method 108A
70±2°C, RCWV for 1000 hrs with 1.5 hrs “ON” and 0.5 hr
“OFF”
JIS-C-5201-1 7.2
at +170°C for 1000 hrs
MIL-STD-202 Method 208H
245±5°C for 3 seconds
Green coating
Endurance
±1%
±1%
Dry Heat
Solderability
Resistance to Soldering Heat
Thermal Shock
±1%
95% min. coverage
±0.5%
±0.5%
±1%
±1%
±1%
MIL-STD-202 Method 210E
260±5°C for 10 seconds
MIL-STD-202 Method 107G
-55°C ~ 150°C, 100 cycles
**Green coating can’t be work with wave soldering bath.
RCWV(Rated Continuous Working Voltage)=
√(P*R)
or Max. Operating Voltage whichever is lower
■Storage
Temperature: 15~28°C; Humidity < 80%RH
■Derating
Curve
100
Power ratio (%)
80
60
40
20
0
0
20
40
60
80
100
120
140
160
180
Ambient Temperature(℃)
www.viking.com.tw
For detail questions, contact : sales@viking.com.tw
Edition : REV.C6
Revision: 27-Jul-2016
4
LR06, LR10, LR12
Ultra Low Ohm (Metal Strip) Chip Resistor
▓Measurements
1. LR12
4-wire precision measurement (Black Coating)
■
Equipment: ADEX AX-1152D DC Low Ohm Meter
■
Excitation Current: 3A (0.5mΩ~1.5 mΩ)
1A (2mΩ~10mΩ)
Unit: mm
2. LR12
4-wire pad layout (recommended for precision current sensing)
■Note:
No circuits between pads to avoid short circuit
Unit: mm
3. LR12
2-wire pad layout
■
Note: No circuits between pads to avoid short circuit
Unit: mm
www.viking.com.tw
For detail questions, contact : sales@viking.com.tw
5
Edition : REV.C6
Revision: 27-Jul-2016
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