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Chip Resistors-Surface Mount

Image Part Number Description / PDF Quantity Rfq
MCW0406MD8069BP100

MCW0406MD8069BP100

Vishay / Beyschlag

RES SMD 80.6 OHM 1/4W 0604 WIDE

0
MCT0603MD1402BP100

MCT0603MD1402BP100

Vishay / Beyschlag

RES SMD 14K OHM 0.1% 1/8W 0603

0
MCA12060D1430BP500

MCA12060D1430BP500

Vishay / Beyschlag

RES SMD 143 OHM 0.1% 1/4W 1206

0
MMA02040C1279FA300

MMA02040C1279FA300

Vishay / Beyschlag

RES 12.7 OHM 1% 2/5W MELF 0204

0
MCT06030D1332BP100

MCT06030D1332BP100

Vishay / Beyschlag

RES SMD 13.3KOHM 0.1% 1/10W 0603

0
SMM02070C2700FBP00

SMM02070C2700FBP00

Vishay / Beyschlag

RES SMD 270 OHM 1% 1W MELF

687
MCU08050D3653BP100

MCU08050D3653BP100

Vishay / Beyschlag

RES SMD 365K OHM 0.1% 1/8W 0805

0
SMM02040C3003FB300

SMM02040C3003FB300

Vishay / Beyschlag

RES 300K OHM 1% 1/4W MELF 0204

6242
SMM02040C2159FB300

SMM02040C2159FB300

Vishay / Beyschlag

RES 21.5 OHM 1% 1/4W MELF 0204

5970
MCA12060D1000BP100

MCA12060D1000BP100

Vishay / Beyschlag

RES SMD 100 OHM 0.1% 1/4W 1206

767
MMA02040C1052FA300

MMA02040C1052FA300

Vishay / Beyschlag

RES 10.5K OHM 1% 2/5W MELF 0204

0
MCS04020C1273FE000

MCS04020C1273FE000

Vishay / Beyschlag

RES SMD 127K OHM 1% 1/10W 0402

0
MCU08050C9311FP500

MCU08050C9311FP500

Vishay / Beyschlag

RES 9.31K OHM 1% 1/5W 0805

0
MMA02040C3488FB300

MMA02040C3488FB300

Vishay / Beyschlag

RES 3.48 OHM 1% 2/5W MELF 0204

0
MCS0402UD2002BE000

MCS0402UD2002BE000

Vishay / Beyschlag

RES 20K OHM 0.1% 1/10W 0402

0
MMU01020C3601FB300

MMU01020C3601FB300

Vishay / Beyschlag

RES 3.6K OHM 1% 0.3W MELF 0102

3452
MMA02040C7507FB300

MMA02040C7507FB300

Vishay / Beyschlag

RES 0.75 OHM 1% 0.4W 0204

2089
MCT06030D1503BP500

MCT06030D1503BP500

Vishay / Beyschlag

RES SMD 150K OHM 0.1% 1/10W 0603

0
MCT06030C2439FP500

MCT06030C2439FP500

Vishay / Beyschlag

RES SMD 24.3 OHM 1% 1/8W 0603

0
MMB02070Z0000ZB700

MMB02070Z0000ZB700

Vishay / Beyschlag

RES SMD 0 OHM JUMPER 1W 0207

0

Chip Resistors-Surface Mount

1. Overview

Surface Mount Chip Resistors (SMD Resistors) are passive electronic components designed to limit current flow and divide voltages in printed circuit boards (PCBs). As key elements in Surface Mount Technology (SMT), they enable high-density PCB layouts and automated manufacturing. Their miniaturized footprint and reliability make them essential for modern electronics, including smartphones, automotive systems, and industrial equipment.

2. Main Types and Functional Classification

TypeFunctional CharacteristicsApplication Examples
Thick Film ResistorsCost-effective, standard tolerance ( 1%-5%), power ratings up to 1WConsumer electronics, power supplies
Thin Film ResistorsHigh precision ( 0.01%), low noise, stable temperature coefficientsMedical devices, precision instrumentation
Power ResistorsHigh power dissipation (up to 3W), robust thermal managementMotor drives, EV battery management systems
Network ResistorsMultiple resistors in single package, matched temperature coefficientsDigital circuits, memory modules
Wirewound ResistorsHigh inductance, precise low-resistance valuesAudio amplifiers, industrial control systems

3. Structure and Composition

Typical SMD resistors consist of: - Ceramic substrate (Alumina, 96% Al2O3) - Resistive layer (Ruthenium oxide for thick film, Nichrome for thin film) - Termination electrodes (Ni/Sn or Ag/Pd metallization) - Protective coating (Epoxy or glass encapsulation) Standard packages follow EIA dimensions (e.g., 0402, 0603, 0805).

4. Key Technical Specifications

ParameterDescriptionImportance
Resistance Range1 to 10M (film), 0.1 to 100k (power)Determines current control capability
Tolerance 0.01% (precision) to 5% (general)Impacts circuit accuracy
Power Rating0.05W to 3W @ 70 CDefines thermal dissipation limits
TCR 5ppm/ C (thin film) to 200ppm/ CAffects stability over temperature
Operating Temp-55 C to +155 CDefines environmental reliability
Voltage Coefficient<0.1ppm/VEnsures voltage stability

5. Application Fields

  • Consumer Electronics: Smartphones, wearables, IoT devices
  • Automotive: ADAS sensors, battery management systems, ECUs
  • Industrial: PLCs, motor drives, power converters
  • Telecom: 5G base stations, optical transceivers
  • Medical: Diagnostic equipment, implantable devices

6. Leading Manufacturers and Products

ManufacturerRepresentative SeriesKey Features
YageoCRCW Series0.05W-1W, 0.1% tolerance
VishayCRCWE SeriesThin film, TCR 25ppm/ C
ROHMMCR SeriesPower resistors up to 2W
OhmitePWR SeriesHigh-power 3W devices
BournsCRCU SeriesNetwork resistors with 8-element arrays

7. Selection Recommendations

Consider: - Required resistance tolerance and power rating - Operating temperature range (automotive needs -40 C to +125 C) - Package size constraints (e.g., 0402 for mobile devices) - Long-term stability requirements (medical applications prefer thin film) - Cost vs. performance trade-offs (consumer vs. industrial use) Example: For smartphone power management, select 0603 thick film resistors with 1% tolerance and 125 C rating.

8. Industry Trends

Key trends include: - Miniaturization: Development of 0201 and 01005 packages - Higher precision: Sub-0.01% tolerance thin film resistors - Enhanced thermal management: New materials for power densities >1W/mm - Automotive growth: AEC-Q200 qualified parts for EVs - Smart manufacturing: AI-driven resistor selection tools - Sustainability: Lead-free and halogen-free material adoption

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