Ultra Low Ohm (Metal Strip) Chip Resistor (LR Series LR12JTKS2M50)

metal resistors / Viking Tech has the experience in the design of innovative components, offering support and service to Global customers that demand a genuine manufacturing partner. Our goal is to be the leader in design, manufacturing, and marketing of miniature, precision passive components used throughout Automotive, Industrial and 3C electronic applications.

Ultra Low Ohm (Metal Strip) Chip Resistor (LR Series LR12JTKS2M50)

LR12JTKS2M50

metal resistors

Ultra Low Ohm (Metal Strip) Chip Resistor (LR Series LR12JTKS2M50)
Ultra Low Ohm (Metal Strip) Chip Resistor (LR Series LR12JTKS2M50) Files Download

Metal strip ultra low ohm resistor for sensing large current , withstand high temperature. Low TCR for stable resistance drift through high temp.
LR Series2512 ±5% 150 2W Series2.5mΩ

SizeToleranceTCR (ppm /℃)PowerResistance (Ohm)
2512±5%1502W2.5m

High Power Rating Electrical Specifications

Item
Part No.
Power Rating
at 70°C
Operating Temp. Range Resistance Range (mΩ) TCR
(PPM/°C)
±1% ±3% ±5%
LR12□TDS□□□□ 2W -55 ~ +155°C 0.5, 0.75, 1, 1.5, 2 ±50
LR12□TWS□□□□ 2W -55 ~ +155°C 6, 6.5, 7 ±75
LR12□TES□□□□ 2W -55 ~ +155°C 4, 5, 10 ±100
LR12□TKS□□□□ 2W -55 ~ +155°C 2.5, 3 ±150

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 (4Marking)
Resistance 1mΩ 2mΩ 7mΩ 10mΩ
Codes R001 R002 R007 R010

Environmental Characteristics

Endurance
Item/th> Requirement Test Method
Temperature Coefficient of Resistance (T.C.R.) As Spec. MIL-STD-202 Method 304
+25~125°C, 25°C is the reference temperature
Short Time Overload ±0.5% JIS-C-5201-1 5.5
5*rated power for 5 seconds
±1% MIL-STD-202 Method 108A
70±2°C, RCWV for 1000 hrs with 1.5 hrs “ON” and 0.5 hr “OFF”
Dry Heat ±1% JIS-C-5201-1 7.2
at +170°C for 1000 hrs
Solderability 95% min. coverage MIL-STD-202 Method 208H
245±5°C for 3 seconds
Resistance to Soldering Heat ±0.5% MIL-STD-202 Method 210E
260±5°C for 10 seconds
Thermal Shock ±0.5% MIL-STD-202 Method 107G
-55°C ~ 150°C, 100 cycles

RCWV(Rated Continuous Working Voltage)= √(P*R) or Max. Operating Voltage whichever is lower.
☑ Storage Temperature: 15~28°C; Humidity < 80%RH

Reflow

Ultra Low Ohm (Metal Strip) Chip Resistor - LR Series Reflow

☑ Green coating ”Reflow Air Convection ”is available
☑ Green coating can't be working with wave soldering bath

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)
LR12  4-wire precision measurement (Black Coating)

2. LR12 4-wire pad layout (recommended for precision current sensing)
■ Note: No circuits between pads to avoid short circuit
LR12  4-wire pad layout (recommended for precision current sensing)

3. LR12 2-wire pad layout
■ Note: No circuits between pads to avoid short circuit
LR12  2-wire pad layout

Packaging

Embossed Plastic Tape Specifications

Emboss Plastic Tape Specifications
Type Resistance
(mΩ)
A B W E F P0 P1 P2 ΦD0 ΦD1 T Quantity
(EA)
LR06 0.5 - 10 1.90±0.1 3.60±0.1 8.0±0.2 1.75±0.1 3.5±0.05 4.0±0.1 4.0±0.1 2.0±0.05 1.55±0.05 1.0min. 0.87±0.1 2,000
LR10 0.5 - 10 2.85±0.1 5.55±0.1 12.0±0.2 1.75±0.1 5.5±0.05 4.0±0.1 4.0±0.1 2.0±0.05 1.55±0.05 1.4min. 0.85±0.1 2,000
LR12 0.50 - 0.75 3.40±0.1 6.75±0.1 12.0±0.1 1.75±0.1 5.5±0.05 4.0±0.1 4.0±0.1 2.0±0.05 1.55±0.05 1.4min. 1.45±0.2 2,000
1 - 10 0.81±0.1
  1. The cumulative tolerance of 10 sprockets hole pitch is ± 0.2mm.
  2. Carrier camber shall be not more than 1mm per 100mm through a length of 250mm.
  3. A & B measured 0.3mm from the bottom of the packet.
  4. T measured at a point on the inside bottom of the packet to the top surface of the carrier.
  5. Pocket position relative to sprocket hole is measured as the true position of the pocket and not the pocket hole.

Code

  • 2M50
Files Download
  • Data Sheet
    Data Sheet

    Ultra Low Ohm (Metal Strip) Chip Resistor - LR Series




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Ultra Low Ohm (Metal Strip) Chip Resistor (LR Series LR12JTKS2M50) Manufacturer - Viking

Based in Taiwan, Viking Tech Corporation is one of the prime Ultra Low Ohm (Metal Strip) Chip Resistor (LR Series LR12JTKS2M50) manufacturers since 1997. And their products are used throughout automotive, electronic device applications, with manufacturing tolerance down to 0.01% and TCR down to 2 ppm in a broad range of package sizes.

TS16949/ ISO9001/ ISO14001 and meet AEC-Q200 standards, Viking has been offering anti-sulfur, anti-surge, pulse, high voltage, high power precision resistors including thin/ thick film resistors, automotive resistors, melf resistors, current sense resistors, etc. Low noise, low TC, high power inductors such as rf inductors, chip inductors, power inductors, variable inductors, ferrite chip inductors, shielded inductors, wire wound inductors and dip inductors.

Ultra Low Ohm (Metal Strip) Chip Resistor (LR Series LR12JTKS2M50) has been offering customers high quality power resistors, power inductors and aluminum electrolytic capacitors with solid reputation. Both with advanced technology and 25 years of experience, Viking makes sure to meet each customer's demands.

Ultra Low Ohm (Metal Strip) Chip Resistor (LR Series LR12JTKS2M50) has been offering customers high quality power resistors, power inductors and aluminum electrolytic capacitors with solid reputation. Both with advanced technology and 25 years of experience, Viking makes sure to meet each customer's demands.


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