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SMC11004991FLF

SKU: SMC11004991FLF

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IRC MELF Resistors 1Watt 4.99Kohms - Part Number: SMC11004991FLF

Manufactured by IRC/TT ELECTRONICS and compliant with RoHS standards, this high-performance MELF resistor is designed for demanding electronic applications. With a power rating of 1 watt and resistance of 4.99Kohms, it ensures reliable performance in various environments.

  • Product Type: Resistors | MELF Resistors
  • Package Type: Tape
  • UOM: EA
  • ECCN: EAR99
  • Country of Origin: MX
  • Part Number: SMC11004991FLF
  • Manufacturer: IRC/TT ELECTRONICS
  • Datasheet: Download Datasheet

Key Features

  • Lead-free, RoHS compliant design suitable for automotive and harsh thermal environments
  • Uses standard IRC 2512 and 3610 solder pads for easy mounting
  • Excellent surge performance due to Metal Glaze™ technology
  • Capped terminals provide mechanical compliance relief from board vs. component TCE mismatch
  • Operating temperature range from -55°C to +150°C

Electrical Specifications

IRC Type Industry Standard Footprint Power Rating (Watts) Resistance Range (Ohms) Tolerance (%) TCR (ppm/°C) Operating Voltage (V) Maximum Voltage (V)
SMC-1 2512 1.0 @ 70°C 1.0 to 10 Ω ±5% 200 350 700
SMC-2 3610 2.0 @ 25°C, 1.33 @ 70°C 1.0 to 10 Ω ±5% 200 500 1000

Environmental and Mechanical Data

  • Temperature Coefficient: ±200 ppm/°C (MIL-PRF-55342E Par 4.7.9)
  • Thermal Shock: ±2.0% +0.01Ω (R ≤ 10Ω), ±1.0% +0.01Ω (R > 10Ω)
  • Low Temperature Operation: ±1.0% +0.01Ω (R ≤ 10Ω), ±0.5% +0.01Ω (R > 10Ω)
  • Solderability: Minimum 95% coverage (MIL-STD-202, Method 208)
  • Resistance to Bonding: ±1.0% +0.01Ω (R ≤ 10Ω), ±0.5% +0.01Ω (R > 10Ω)
  • Operating Temperature Range: -55°C to +150°C

Physical Dimensions

Industry Footprint Type Length (Inches) Width/Diameter (Inches) Termination Width (Inches)
2512 SMC-1 0.250 ±0.010 0.122 ±0.003 0.060 ±0.010
3610 SMC-2 0.367 ±0.010 0.122 ±0.003 0.060 ±0.010

Solder Pad Dimensions (Reflow)

Industry Footprint A (Inches) B (Inches) C (Inches) D (Inches) E (Inches) F (Inches)
2512 0.121 0.126 0.127 0.183 0.040 0.369
3610 0.170 0.160 0.213 0.273 0.044 0.553

Note

All parts are Pb-free and comply with EU Directive 2011/65/EU amended by (EU) 2015/863 (RoHS3). The datasheet was not processed; please search the internet for the part number for more details.


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