Susumu Co., Ltd. a Specialist in Thin Film Technology
Current sensing surface mount resistors
Four-terminal metal foil resistors.
Metal foil low resistance chip resistors (4 terminal type） KRL series
- Lead free
- Halogen free
- RoHS Compliance
- High Precision
- AEC-Q200 Compliant
- Large current sensing
- Wide operating temperature range
- Low EMF
- jumper
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※Please contact us for more information or if you cannot find what you are looking for such as equivalent products for old part number
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KRL series - Contents
KRL series - Features & Applications
Features
- Separated voltage terminal for precise measurement of voltage
- TCR stable at very low resistance: 4mΩ：±50ppm/℃
- Power ratings: 1W ~ 5W
Applications
- Smartphones, mobile telephones, PCs, HDD, audio visual equipment, power devices,inverters.
- automotive electronics, industrial measurement instrumentation/equipment.
KRL series - Specifications
◆Part numbering system
◆Electrical Specification
| Type | Power ratings |
Temperature coefficient of resistance |
Resistance range(Ω)*1 Resistance tolerance | Resistance value series |
Operating temperature |
Packaging quantity |
||
|---|---|---|---|---|---|---|---|---|
| (ppm/℃) | ±1%(F) | ±2%(G) | ±5%(J) | |||||
| KRL3216T4 (KRL3216T4A) |
1W | ±50 (±35) |
4m≦R≦9m (1m step) 10m≦R≦100m R=200m,500m |
ー | ー | E6*2 | -55℃ ~ 155℃ (Code M) |
T1 T5 |
| ±100 (±75) | R=3m | R=2m | R=1m | |||||
| KRL6432T4 | 2W | ±50 | 4m≦R≦9m (1m step) 10m≦R≦100m R=200m,500m |
ー | ー | |||
| ±100 | R=3m | R=2m | R=1m | |||||
| KRL7638T4 | 3W | ±50 | 4m≦R≦9m (1m step) 10m≦R≦100m R=200m,500m |
ー | ー | |||
| ±100 | R=3m | R=2m | R=1m | |||||
| KRL9045T4 | 4W | ±50 | 4m≦R≦9m (1m step) 10m≦R≦100m R=200m,500m |
ー | ー | |||
| ±100 | R=3m | R=2m | R=1m | |||||
| KRL11050T4 | 5W | ±50 | 4m≦R≦9m (1m step) 10m≦R≦100m R=200m,500m |
ー | ー | T1 | ||
| ±100 | R=3m | R=2m | R=1m | |||||
*1 We can meet your requirement of less than 1mΩ. Please contact our sales office.
*2 We can meet your requirement of resistance value outside of E-6 series. Please contact our sales office.
◆Dimensions
| Type | Size (inch) |
L | W | a | b | c | d | t |
|---|---|---|---|---|---|---|---|---|
| KRL3216T4 | 0612 | 1.60±0.20 | 3.20±0.20 | 0.35±0.20 | 0.35±0.15 | 0.20±0.10 | 2.65±0.15 | 0.50±0.20 |
| KRL6432T4 | 1225 | 3.20±0.20 | 6.40±0.20 | 0.50±0.20 | 0.70±0.15 | 0.50±0.10 | 5.20±0.15 | 0.50±0.20 |
| KRL7638T4 | 1530 | 3.80±0.20 | 7.60±0.20 | 0.55±0.20 | 0.80±0.20 | 0.60±0.20 | 6.20±0.10 | 0.50±0.20 |
| KRL9045T4 | 1835 | 4.50±0.20 | 9.00±0.20 | 0.50±0.20 | 0.70±0.20 | 0.50±0.20 | 5.20±0.10 | 0.50±0.20 |
| KRL11050T4 | 2043 | 5.00±0.20 | 11.0±0.20 | 0.70±0.20 | 1.40±0.20 | 1.10±0.20 | 8.50±0.10 | 0.50±0.20 |
(unit：mm)
◆Circuit diagram
◆Derating Curve
Please feel free to contact us about products,
requesting documents and samples.
Susumu Co., Ltd. a Specialist in Thin Film Technology
