A detailed introduction to the high power and low resistance shunt resistors of the Sart SMSAP series, and the preferred product for SMT high-power current detection solutions. At present, the maximum power of the product is 15W, and the resistance value can be developed to 0.1m Ω. It has the characteristics of low temperature rise, low sensitivity, and lead-free, suitable for various high-power, high-precision, and low TCR usage scenarios.
The main product features of the Sart SMAPP series high-power low resistance shunt resistors are as follows:
1. Product volume: 251239215931
2. Resistance range: 0.1m Ω~5m Ω
3. Low resistance temperature coefficient
4. Low thermal electromotive force effect
5. Lead free compliant with ROHS
6. Halogen free
7. Compliant with AEC-Q200
Application of Sart SMSAP series high-power low resistance shunt resistor products:
1. Switching power supply
2. Battery pack
3. Expected laptop peripherals
4. Power amplifier
5. Power supply and power management system
6. Automotive Electronics
The external dimensions of the Sart SMSAP series high-power low resistance shunt resistor:
|
Type |
Resitance (mΩ) |
L (mm) |
W (mm) |
A (mm) |
H (mm) |
D (mm) |
|---|---|---|---|---|---|---|
| 3921 | 0.2~5 | 10.00±0.30 |
5.20±0.30 |
2.00±0.30 |
0.50±0.10 | ≤2.40 |
| 5931 | 0.1 | 15.00±0.30 |
8.20±0.30 |
4.50±0.50 |
0.50±0.30 | ≤2.20 |
| 0.2~3 | 15.00±0.30 |
7.70±0.30 |
4.20±0.30 |
0.50±0.10 | ||
| 2512 | 1、2 | 6.40±0.20 |
3.20±0.25 |
1.20±0.20 |
0.50±0.10 | ≤1.50 |
| Marking | 0L10 | 0L20 | 0L30 | 0L50 | R001 | R002 | R003 | R004 | R005 |
| Resistance(mΩ) |
0.1 |
0.2 | 0.3 | 0.5 | 1 | 2 | 3 | 4 | 5 |
Sart SMAPP series high-power low resistance shunt resistor electrical specification parameters:
| Part Number | Power Rating at 70℃(W) |
Resistance Range(mΩ) |
material |
TCR(ppm/℃) (10-6/℃) |
Resistance Tolerance | Operation Temp. Range |
|---|---|---|---|---|---|---|
| 3921 | 12W | 0.2 |
MnCu |
±150 |
±1%（F） ±2%（G） ±5%（J） |
-55℃~+170℃ |
| 9W | 0.3、0.5、1 | |||||
| 1 |
Karma |
±75 | ||||
| 5W | 1、2、3、4、5 | FeCr |
||||
| 5931 | 15W | 0.1 | CuMnSn | ±300 | ||
| 0.2 |
MnCu |
±150 | ||||
| 10W | 0.3、0.5 | |||||
| 1 |
FeCr |
±75 | ||||
| 7W | 2、3 | |||||
| 2512 | 5W | 1 |
MnCu |
±150 |
||
| 2 | FeCr | ±75 |
The above is the main product introduction and electrical specifications of the Sart SMAPP series high-power low resistance shunt resistors. For more detailed product information and product ordering, please consult our online customer service.
