MMA0204502003F

IRC/MM-A0204-1/8-50-2003-F Resistors

Manufactured by IRC/TT ELECTRONICS, the MM-A0204-1/8-50-2003-F is a high-quality surface mount MELF resistor designed for general purpose applications. This resistor offers reliable performance with precise electrical characteristics suitable for various electronic circuits.

• Part Number: MMA0204502003F
• Manufacturer: IRC/TT ELECTRONICS
• Country of Origin: MX
• Unit of Measure: Each (EA)
• ECCN: EAR99
• Package Type: Not specified
• Datasheet: Download Datasheet

Product Features and Specifications

• Type: Resistors | MELF Resistors | Metal Glaze™ General Purpose Surface Mount Power Resistor
• Power Rating: Up to 2 Watts
• Maximum Voltage: Up to 1000 Volts
• Resistance Range: 0.1 ohm to 2.2 Megohm
• Maximum Operating Temperature: 150°C
• Electrical Data (Size Code: MMA0204):

Size Code	Industry Footprint	IRC Type	Maximum Power Rating	Working Voltage	Resistance Range (ohms)	Tolerance (+%)	TCR (ppm/°C)	Product Category
B	1206	MMA0204	1/2	400	0.1 to 0.99, 1.0 to 1.0M, 20 to 348K	1, 2, 5	50, 100	Low Range / Standard / Tight Tolerance
F	2512	MMB0207	1	700	0.1 to 0.99, 1.0 to 2.21M, 20 to 348K	1, 2, 5	50, 100	Low Range / Standard / Tight Tolerance
H	3610	MMC0310	2	1000	0.1 to 0.99, 1.0 to 2.21M	1, 2, 5	50, 100	Low Range / Standard

Environmental and Testing Data

• Temperature Coefficient: As specified, MIL-R-55342E Par 4.7.9 (-55°C to +125°C)
• Thermal Shock: ±0.5% +0.01Ω, MIL-R-55342E Par 4.7.3 (-65°C to +150°C, 5 cycles)
• Low Temperature Operation: ±0.25% +0.01Ω at -65°C @ working voltage
• Short Time Overload: ±0.5% +0.01Ω, 2.5 x √P x R for 5 seconds
• High Temperature Exposure: ±0.5% +0.01Ω at +150°C for 100 hours
• Resistance to Bonding Exposure: ±0.25% +0.01Ω, reflow soldered at 260°C for 10 seconds
• Solderability: Minimum 95% coverage, MIL-STD-202, Method 208 (245°C for 5 seconds)
• Moisture Resistance: ±0.5% +0.01Ω over 10 cycles, 240 hours total
• Life Test: ±0.5% +0.01Ω over 2000 hours @ 70°C intermittent
• Terminal Adhesion Strength: No mechanical damage at 1200g push for 60 seconds
• Resistance to Board Bending: No damage when deflected 5mm in center of 90mm board

Physical Dimensions

Size Code	Industry Footprint	Dimensions (Inches)	Dimensions (mm)
B	1206	0.128 ± 0.007 (L), 0.057 ± 0.006 (W), 0.020 ± 0.010 (C)	3.25 ± 0.18, 1.45 ± 0.15, 0.51 ± 0.25
F	2512	0.251 ± 0.010 (L), 0.079 ± 0.006 (W), 0.040 ± 0.010 (C)	6.38 ± 0.25, 2.01 ± 0.15, 1.02 ± 0.25
H	3610	0.367 ± 0.010 (L), 0.105 ± 0.006 (W), 0.050 ± 0.010 (C)	9.32 ± 0.25, 2.67 ± 0.15, 1.27 ± 0.25

Solder Pad Recommendations

Size Code	Industry Footprint	A (Inches)	B (Inches)	C (Inches)	D (Inches)	E (Inches)	F (Inches)
B	1206	0.076	0.093	0.058	0.098	0.032	0.211
F	2512	0.121	0.126	0.127	0.183	0.040	0.369
H	3610	0.170	0.160	0.213	0.273	0.044	0.553

Additional Information

This product is now obsolete. For more detailed specifications and updates, please refer to the datasheet.

Note: TT Electronics reserves the right to make changes in product specifications without notice. All information is considered accurate at the time of publication.

For further details, please search the internet with the part number MMA0204502003F.

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