Product Overview
The KOA Speer MOS reduced size metal oxide power type leaded resistor is designed for applications requiring compact power handling. These resistors feature a small size, a UL94V0 equivalent flameproof coating, and are suitable for automatic machine insertion. Products with lead-free terminations comply with EU RoHS and China RoHS requirements. The 'N' forming style is specifically designed for automatic mounting. These resistors are ideal for various electronic applications where space is a constraint and reliable power dissipation is necessary.
Product Attributes
- Brand: KOA Speer
- Product Type: Reduced Size Metal Oxide Power Type Leaded Resistor
- Flameproof Material: UL94V0 equivalent
- Lead-Free Terminations: Meet EU RoHS and China RoHS requirements
- Suitable for: Automatic machine insertion, Automatic mounting (N forming)
Technical Specifications
| Product Type | Power Rating @ 70C | Resistance Range | Tolerance | Max. Working Voltage | Absolute Maximum Overload Voltage | Operating Temperature Range | T.C.R. (ppm/C) | Lead Diameter (nom.) | Dimensions (inches (mm)) |
|---|---|---|---|---|---|---|---|---|---|
| MOS1/2, MOSX1/2 | 0.5W | 10 - 47k | 5% (J), 2% (G), 1% (F) | 400V | E = P x R | -55C to +200C | 300 | 0.6mm (for T526, CT526) | See detailed diagrams in source document for specific dimensions (l, L, C, D, d) |
| MOS1, MOSX1 | 1.0W | 10 - 47k (MOSX1/2: 0.22 - 9.1) | 5% (J), 2% (G), 1% (F) | 500V | E x 2.5 | 0.8mm (for T528, CT528) | |||
| MOS2, MOSX2 | 2.0W | 10 - 47k (MOSX2: 0.22 - 9.1) | 5% (J), 2% (G), 1% (F) | 700V | E = P x R | 0.8mm | |||
| MOS3, MOSX3 | 3.0W | 10 - 68k (MOSX3: 0.1 - 9.1) | 5% (J), 2% (G), 1% (F) | 600V | E x 2.5 | 0.8mm | |||
| MOS5, MOSX5 | 5.0W | 10 - 68k (MOSX5: 10 - 100k) | 5% (J), 2% (G), 1% (F) | 600V | E = P x R | 0.8mm | |||
| Performance Characteristics: | |||||||||
| Parameter | Requirement | Test Method | |||||||
| Resistance T.C.R. | Within specified tolerance | +25C/+125C, Measuring points are at 10mm 1mm from the end cap. | |||||||
| Overload (Short time) | (2% +0.1) (for 5%), 1% (for 1%) | Rated voltage x 2.5 for 5 seconds | |||||||
| Resistance to Solder Heat | 1% (for 5%), 0.5% (for 1%) | 260C 5C, 10 seconds OR 350C 10C, 3.5 seconds | |||||||
| Rapid Change of Temperature | 1% (for 5%), 0.5% (for 1%) | -55C (30 minutes), +155C (30 minutes), 5 cycles | |||||||
| Terminal Strength | No lead-coming off and loose terminals | Twist 360C, 5 times | |||||||
| Resistance to Solvent | No abnormality in appearance. Marking shall be easily legible | Ultrasonic washing with isopropyl alcohol for 2 minutes. Power: 0.3W/cm3, f: 28kHz, Temp: 35C 5C | |||||||
| Flame Retardant | No evidence of flaming or self-flaming | Flame test: applied and removed for 15 seconds each, repeated 5 times. Overload flame retardant: AC voltage corresponding to 2, 4, 8, 16 and 32 times power rating applied for 1 minute until disconnection, not exceeding 4 times max operating voltage. | |||||||
| Moisture Resistance | (5%+0.1) (for 5%), 2.5% (for 1%) | 40C 2C, 90 - 95% RH, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle | |||||||
| Endurance at 70C | (5%+0.1) (for 5%), 2.5% (for 1%) | 70C 2C, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle | |||||||
Note: For resistors operated at an ambient temperature of 70C or above, a power rating shall be derated in accordance with the derating curve. Please consult for resistance demands outside the 1% and 2% range.
2410301739_KOA-MOS2CT52R102J_C3468445.pdf
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