The Sart wide electrode current detection resistor SME series uses a metal foil ceramic process, and its main material is a strong copper alloy, so it is also known as a wide electrode alloy resistor. The SME series has ultra-high power and thermal conductivity, and long-term reliability. This article provides a detailed introduction to the main characteristics and selection parameters of Sart wide electrode current detection resistors.
The main product parameters and characteristics of the SME series of Sart wide electrode current detection resistors are as follows:
1. Volume (package): 080512062512
2. Resistance range: 1m Ω~50m Ω
3. Power range: 1W, 1.5W, 3W
4. Low thermal electromotive force
5. Halogen free
6. Low temperature drift
Sart wide electrode current detection resistor SME series main product application markets:
1. Switching power supply
2. Battery pack and battery management system
3. Personal computers and peripheral devices
4. PLC and Variable Frequency Control
5. Current detection circuit
The external dimensions of the SME series of Sart wide electrode current detection resistors:
|
Type |
Resistance(mΩ) | W (mm) |
L (mm) |
T (mm) |
A (mm) |
|---|---|---|---|---|---|
| 0805 | 1~50 | 2.10±0.20 |
1.35±0.20 |
0.65±0.20 |
0.45±0.20 |
| 1206 | 1 | 3.30±0.20 |
1.70±0.20 |
0.65±0.20 |
0.55±0.30 |
| 2~50 | 3.30±0.20 |
1.70±0.20 |
0.65±0.20 |
0.40±0.20 |
|
| 2512 | 1~50 | 6.40±0.30 |
3.20±0.30 |
0.65±0.20 |
0.60±0.20 |
The electrical specifications and parameters of the wide electrode current detection resistor SME series products from Sart:
| Part Number | Power Rating at 70℃(W) | Resistance Range(mΩ) | TCR(ppm/℃) | Resistance Tolerance | Operation Temp. Range |
|---|---|---|---|---|---|
| 0805 | 1 | 1 |
±100 |
±1%(F),±2%（G） |
-55℃~+170℃ |
| 2≤R≤9 | ±1%（F） | ||||
| 10≤R≤50 | ±50 |
±0.5%(D)、±1%(F) |
|||
| 1206 | 1.5 | 1≤R≤9 |
±100 |
±1%(F) |
|
| 10≤R≤50 | ±50 |
±0.5%(D)、±1%(F) |
|||
| 2512 | 3 | 1≤R≤9 |
±100 |
±1%(F) |
|
| 10≤R≤50 | ±50 |
±0.5%(D)、±1%(F) |
The above is the main product characteristics and electrical parameter selection table of the Sart wide electrode current detection resistor SME series. If you need more product information and product ordering, please consult online customer service.
