Cement Resistor -
Cement Resistor - Series
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Written by SQM Type
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Monday, 09 June 2008 11:09 |
SQM Series Cement Wire Wound ResistorsSQM Series Cement Wire Wound Resistors | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | DIMENSIONS (mm) : | | | | | | | | | | | | | | | | | | | | | | STYLE | DIMENSION (mm) | | | | | SQM | Normal | Mini. | Normal | Mini. | Normal | Mini. | Φd | | | | | L | W | S | | | | | 2W | 20±1 | ----- | 11±1 | ----- | 7.0±1.0 | ----- | 0.80±.05 | | | | | 3W | 25±1.5 | 20±1.5 | 12±1 | 11±1 | 8.0±1.0 | 7.0±1.0 | 0.80±.05 | | | | | 5W | 25±1.5 | 25±1.5 | 13±1 | 12±1 | 9.0±1.0 | 8.0±1.0 | 0.80±.05 | | | | | 7W | 39±1.5 | 25±1.5 | 13±1 | 13±1 | 9.0±1.0 | 9.0±1.0 | 0.80±.05 | | | | | 10W | 51±1.5 | 35±1.5 | 13±1 | 16±1 | 10±1 | 12±1 | 0.80±.05 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | ELECTRICAL CHARACTERISTICS: | | | | | | | | | | | | | | | | | | | | | Style \ Power Rating 70oC | SQM-2W | SQM-3W | SQM-5W | SQM-7W | SQM-10W | | | | | SQM-3WS | SQM-5WS | SQM-7WS | SQM-10WS | ----- | | | | | Operating Temp. Range | -55oC ~ +155oC | | | | | Max. Working Voltage | 250V | 350V | 350V | 500V | 500V | | | | | Max. Overload Voltage | 500V | 700V | 700V | 1000V | 1000V | | | | | Dielectric Withstanding Voltage (AC) | 500V | 700V | 700V | 1000V | 1000V | | | | | Value Range ±5% (Ceramic core) | 0.1 ~47Ω | 0.1 ~100Ω | 0.1 ~180Ω | 0.1 ~470Ω | 0.1 ~680Ω | | | | | Value Range ±5% (Metal Oxide Film) | 48 ~100KΩ | 101 ~100KΩ | 180 ~100KΩ | 471 ~10KΩ | 681 ~10KΩ | | | | | Temp. Coefficient | ±300ppm/oC | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * a. Standard resistance is as the above list, below or over this resistance is on request. | | | | | b. Value for Non-Inductive type is up to 50Ω only | | | | | | | | | | | | | | | | | ENVIRONMENTAL CHARACTERISTICS : | | | | | | | | | | | | | | | | | | | | PERFORMANCE TEST | TEST METHOD | APPRAISE | Short Time Overload | JIS-C-5202 5.5 : 2.5 times RCWV for 5 seconds | (±2%+0.05Ω) | Dielectric Withstanding V. | JIS-C-5202 5.7 : in V-Block for 60 seconds | By Type | Temperature Coefficient | JIS-C-5202 5.2 : -55oC ~+155oC | MAX. 300ppm/oC | Insulation Resistance | JIS-C-5202 5.6 : in V-Block | ≧1000 MΩ | Solderability | JIS-C-5202 6.5 : 235oC for 5±0.5 seconds | 95% min. coverage | Resistance to Solvent | JIS-C-5202 6.9 : Trichroethance for 1 min. with ultrasonic | no deterioration | Terminal Strength | Direct load for 10 sec. In the direction of the terminal leads | ≧2.5KG/24.5N | Pulse Overload | JIS-C-5202 5.8 : 4 time RCWV 10000 cycles(1 sec.on, 25 sec.off) | (±2%+0.05Ω) | Load Life in Humidity | JIS-C-5202 7.9 : 40±2oC, 90~95% RH at RCWV for 1000 hrs (1.5hrs. on, 0.5 hrs. off) | (±5%+0.05Ω) | Load Life | JIS-C-5202 7.10 : 70oC at RCWV for 1000hrs (1.5hrs.on, 0.5hrs.off) | (±5%+0.05Ω) | Temperature Cycling | JIS-C-5202 7.4 : 65oC~room temp.~150oC~room temp for 5 cycle | (±2%+0.05Ω) | Soldering Heat | JIS-C-5202 6.4 : 350±10oC for 3±0.5 seconds | (±1%+0.05Ω) | | | | | | | | | | | | | |
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Last Updated ( Wednesday, 27 May 2009 22:48 )
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