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Chip Resistors-Surface Mount

Image Part Number Description / PDF Quantity Rfq
MCA12060D1182BP500

MCA12060D1182BP500

Vishay / Beyschlag

RES SMD 11.8K OHM 0.1% 1/4W 1206

0
MCU08050D1500DP500

MCU08050D1500DP500

Vishay / Beyschlag

RES 150 OHM 0.5% 1/5W 0805

0
MCU08050D5900BP500

MCU08050D5900BP500

Vishay / Beyschlag

RES SMD 590 OHM 0.1% 1/8W 0805

0
MCT06030D1500BP100

MCT06030D1500BP100

Vishay / Beyschlag

RES SMD 150 OHM 0.1% 1/10W 0603

0
MCS04020C2432FE000

MCS04020C2432FE000

Vishay / Beyschlag

RES SMD 24.3K OHM 1% 1/10W 0402

0
MCT06030C3909FP500

MCT06030C3909FP500

Vishay / Beyschlag

RES SMD 39 OHM 1% 1/8W 0603

6818
MMB02070C1809FB200

MMB02070C1809FB200

Vishay / Beyschlag

RES 18 OHM 1% 1W MELF 0207

4684
MCT06030E1001BP100

MCT06030E1001BP100

Vishay / Beyschlag

MCT 0603-15 0.1% P1 1K0

1000
MCT06030C7152FP500

MCT06030C7152FP500

Vishay / Beyschlag

RES SMD 71.5K OHM 1% 1/8W 0603

0
MCU08050C2202FP500

MCU08050C2202FP500

Vishay / Beyschlag

RES SMD 22K OHM 1% 1/5W 0805

0
SMM02040C1371FB300

SMM02040C1371FB300

Vishay / Beyschlag

RES 1.37K OHM 1% 1/4W MELF 0204

0
MCU08050C2182DP500

MCU08050C2182DP500

Vishay / Beyschlag

RES 21.8K OHM 0.5% 1/5W 0805

0
SMM02070C3002FBP00

SMM02070C3002FBP00

Vishay / Beyschlag

RES SMD 30K OHM 1% 1W MELF

0
MMA02040C1781FB000

MMA02040C1781FB000

Vishay / Beyschlag

RES 1.78K OHM 1% 2/5W MELF 0204

0
MCS04020C6811FE000

MCS04020C6811FE000

Vishay / Beyschlag

RES SMD 6.81K OHM 1% 1/10W 0402

0
MCU08050D8251BP100

MCU08050D8251BP100

Vishay / Beyschlag

RES SMD 8.25K OHM 0.1% 1/8W 0805

0
MCT06030C6192FP500

MCT06030C6192FP500

Vishay / Beyschlag

RES SMD 61.9K OHM 1% 1/8W 0603

0
MCU08050C1331FP500

MCU08050C1331FP500

Vishay / Beyschlag

RES 1.33K OHM 1% 1/5W 0805

0
MCS04020D2400DE000

MCS04020D2400DE000

Vishay / Beyschlag

RES 240 OHM 0.5% 1/10W 0402

0
MMA02040E1001BB300

MMA02040E1001BB300

Vishay / Beyschlag

RES 1K OHM 0.1% 1/4W MELF 0204

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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