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Specifications
Type:
Wirewound Resistor
Resistance:
4.7Ω
Power(Watts):
5W
Temperature Coefficient:
±400ppm/℃
Tolerance:
±5%
Mfr. Part #:
PRM05WJW47JB00
Package:
Through Hole,P=5mm
Key Attributes
Model Number:
PRM05WJW47JB00
Product Description
Product Overview
The UNI-ROYAL Radial Type Cement Fixed Resistors (PRM Series) are designed for reliable performance in various electronic applications. These resistors offer stable resistance values and are manufactured with quality materials for durability.
Product Attributes
- Brand: UNI-ROYAL
- Origin: China
- Manufacturing Plants: Uniroyal Electronics Industry Co., Ltd., Aeon Technology Corporation, Royal Electronic Factory (Thailand) Co., Ltd., Royal Technology (Thailand) Co., Ltd.
- Marking Ink Color: Black
Technical Specifications
| Type | Wattage | Dimensions (mm) W1 | Dimensions (mm) D1 | Dimensions (mm) L1 | Dimensions (mm) P1 | Dimensions (mm) d0.05 | Max Working Voltage | Max Overload Voltage | Resistance Range (Wire Wound) | Resistance Range (Power Film) |
| PRM 2W | 2W | 11.5 | 7.5 | 20 | 5 | 0.70 | 250V | 500V | 0.1-27 | 28-120K |
| PRM 3W | 3W | 12.5 | 8.5 | 25 | 5 | 0.70 | 300V | 600V | 0.1-39 | 40-150K |
| PRM 5W | 5W | 13 | 9 | 25 | 5 | 0.75 | 350V | 700V | 0.1-47 | 48-150K |
| PRM 7W | 7W | 13 | 9 | 38 | 5 | 0.75 | 500V | 1000V | 0.1-680 | 681-200K |
| PRM10W | 10W | 13 | 9 | 50 | 5 | 0.75 | 700V | 1400V | 0.1-910 | 911-200K |
| Characteristic | Limits | Test Methods |
| Temperature Coefficient | 20: 350PPM/ <20: 400PPM/ | 4.8 Natural resistance changes per temp. Degree centigrade |
| Short-time overload | Resistance change rate must be in(5%+0.05) ,and no mechanical damage. | 4.13 Permanent resistance change after the application of a potential of 2.5 times RCWV for 5 seconds. |
| Dielectric withstanding voltage | No evidence of flashover mechanical damage, arcing or insulation break down. | 4.7 Resistors shall be clamped in the trough of a 90metallic V-block and shall be tested at AC potential respectively specified in the above list for 60-70 seconds.for cement fixed resistors the testing voltage is 1000V. |
| Resistance to soldering heat | Resistance change rate must be in (1%+0.05) ,and no mechanical damage. | 4.18 Permanent resistance change when leads immersed to a point 2.0- 2.5mm from the body in 2605c solder for 101 seconds. |
| Solderability | 95% coverage Min. | 4.17 The area covered with a new, smooth, clean, shiny and continuous surface free from concentrated pinholes. Test temp. Of solder:2453 Dwell time in solder: 2~3seconds. |
| Terminal strength | No evidence of mechanical damage | 4.16 Direct load: Resistance to a 2.5 kg direct load for 10 seconds in the direction of the longitudinal axis of the terminal leads. Twist test: Terminal leads shall be bent through 90at a point of about 6mm from the body of the resistor and shall be rotated through 360 about the original axis of the bent terminal in alternating direction for a total of 3 rotations. |
| Humidity (Steady state) | Resistance change rate must be in(5%+0.05) ,and no mechanical damage. | 4.24 Temporary resistance change after 240 hours exposure in a humidity test chamber controlled at 402 and 90~95%RH relative humidity |
| Load life in humidity | For Wire-wound: R/R: 5% For Power film range: 100K R/R: 5% 100K R/R: 10% | 7.9 Resistance change after 1,000 hours (1.5 hours ON, 0.5 hour OFF) at RCWV in a humidity test chamber controlled at 402 and 90 to 95% relative humidity. |
| Load life | For Wire-wound: R/R: 5% For Power film range: 100K R/R: 5% 100K R/R: 10% | 4.25.1 permanent resistance change after 1,000 hours operating at RCWV with duty cycle of 1.5 hours ON, 0.5 hour OFF at 702 ambient. |
| Low Temperature Storage | For Wire-wound: R/R: 5% For Power film range: 100K R/R: 5% 100K R/R: 10% | IEC 60068-2-1 (Aa) Lower limit temperaturefor 2H. |
| High Temperature Exposure | For Wire-wound: R/R: 5% For Power film range: 100K R/R: 5% 100K R/R: 10% | MIL-STD-202 108A Upper limit temperature for 16H. |
2411221126_UNI-ROYAL-PRM05WJW47JB00_C24212196.pdf
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