Product Overview
The RX Aluminum Shell Resistor from Shenzhen Moolee Electronics Co., Ltd. is designed for efficient heat dissipation through substrate mounting and thermal absorption. It features a molded structure for environmental protection, a compact size with high power handling capabilities, and excellent insulation due to silicon-copper film molding. These resistors offer reliable operation and are suitable for various applications requiring robust power dissipation.
Product Attributes
- Brand: Moolee ()
- Manufacturer: Shenzhen Moolee Electronics Co., Ltd. ()
- Product Type: Aluminum Shell Resistor ()
- Series: RX
- Origin: China
- Material: Aluminum Shell, Silicon-Copper Film molding
- Structure: Molded, Insulated
Technical Specifications
Product Naming Convention
Product Number: RX [Power] [Tolerance] [Resistance Value]
Example: RX 100W 5% 20R
Tolerance Codes: F=1%, J=5%
Resistance Range: 0.01 ~ 82K
Power Range: 5W ~ 500W
Dimensions and Physical Characteristics
| Type | Rated Power 25 (W) (With Heat Sink) | Dimensions (mm) L | Dimensions (mm) H | Dimensions (mm) C | Standard Heat Sink (Aluminum) Surface Area (cm) | Weight (g) |
|---|---|---|---|---|---|---|
| RX 5 | 3 | 36.5 | 8 | 11.4 | 415 | 1 |
| RX 10 | 8 | 40.5 | 10 | 14 | 415 | 6 |
| RX 25 | 12.5 | 48 | 15.4 | 18.3 | 535 | 11 |
| RX 30 | 15 | 55 | 15.5 | 25 | 535 | 18 |
| RX 50 | 20 | 71 | 15.5 | 40 | 995 | 30 |
| RX 75 | 45 | 86.5 | 26 | 23.5 | 995 | 3 |
| RX 100 | 50 | 119 | 26 | 35 | 995 | 16 |
| RX 150 | 55 | 151 | 26 | 52 | 995 | 24 |
| RX 200 | 100 | 135 | 45 | 70 | 2780 | 265 |
| RX 250 | 120 | 152 | 45 | 35 | 3750 | 420 |
| RX 300 | 150 | 170 | 45 | 51 | 5780 | 580 |
| RX 500 | 200 | 244 | 45 | 87 | 8500 | 970 |
Electrical Characteristics
| Type | Rated Power 25 (W) | Resistance Range () | Temperature Coefficient TCR (10/) | Resistance Tolerance (%) | Max Overload Voltage (V) | Power (W) (With Heat Sink) | Power (W) (Without Heat Sink) |
|---|---|---|---|---|---|---|---|
| RX 5 | 3 | 0.01-1K | 20, 50, 100, 250 | F=1, J=5 | 1000 | 10 | 8 |
| RX 10 | 8 | 0.01-1.5K | 20, 50, 100, 250 | F=1, J=5 | 2000 | 25 | 12.5 |
| RX 25 | 12.5 | 0.01-10K | 20, 50, 100, 250 | F=1, J=5 | 2000 | 50 | 20 |
| RX 30 | 15 | 0.01-27K | 20, 50, 100, 250 | F=1, J=5 | 2000 | 75 | 45 |
| RX 50 | 20 | 0.01-33K | 20, 50, 100, 250 | F=1, J=5 | 2000 | 100 | 50 |
| RX 75 | 45 | 0.01-39K | 20, 50, 100, 250 | F=1, J=5 | 2500 | 150 | 55 |
| RX 100 | 50 | 0.01-51K | 20, 50, 100, 250 | F=1, J=5 | 2500 | 200 | 100 |
| RX 150 | 55 | 0.01-56K | 20, 50, 100, 250 | F=1, J=5 | 2500 | 250 | 120 |
| RX 200 | 100 | 0.01-58K | 20, 50, 100, 250 | F=1, J=5 | 2500 | 300 | 150 |
| RX 250 | 120 | 0.01-75K | 20, 50, 100, 250 | F=1, J=5 | 2500 | 500 | 200 |
| RX 300 | 150 | 0.01-75K | 20, 50, 100, 250 | F=1, J=5 | 2500 | 500 | 200 |
| RX 500 | 200 | 0.01-82K | 20, 50, 100, 250 | F=1, J=5 | 2500 | 500 | 200 |
Performance Data (Test Items)
| Test Item | Specifications | Test Method |
|---|---|---|
| Solderability | Solder can free flow and lead wet | 2355, 2S groove welding method |
| Terminil tensile strength | R (1%R+0.05) | 40N |
| Overload | R (1%R+0.05) | 5P, 5S |
| Resistance with temperature | R (1%R+0.05) | -55~+155, Five cycles |
| Sold heat | R (1%R+0.05) | 35010 ,3.50.5S |
| Shook | R (1%R+0.05) | Acceleration 490m/s, 11ms, 18 times |
| Vibratious | R (1%R+0.05) | Frequency 10-50Hz, acceleration 98m/s, 6H |
| Surface temperature Rise | 275 VR | - |
| Dampheat, steady state | R (5%R+0.05) | Temperature 402, Humidity 933%, 21 days |
| Load Life | R (5%R+0.05) | Room temperature rated power load, 1000H |
2111291830_Milliohm-HoRX-50W-35R-5-_C2923751.pdf
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