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Chip Resistors-Surface Mount

Image Part Number Description / PDF Quantity Rfq
TNPW0603866RBETA

TNPW0603866RBETA

Vishay / Dale

RES 866 OHM 0.1% 1/10W 0603

0
RCP0505B300RGTP

RCP0505B300RGTP

Vishay / Dale

RES SMD 300 OHM 2% 1.4W 0505

0
RCS08051K30JNEA

RCS08051K30JNEA

Vishay / Dale

RES SMD 1.3K OHM 5% 0.4W 0805

0
CRCW0402226RFKEDHP

CRCW0402226RFKEDHP

Vishay / Dale

RES SMD 226 OHM 1% 1/5W 0402

0
TNPW040211K0BEED

TNPW040211K0BEED

Vishay / Dale

RES 11K OHM 0.1% 1/10W 0402

6874
TNPW08059K31BXEA

TNPW08059K31BXEA

Vishay / Dale

RES 9.31K OHM 0.1% 1/5W 0805

0
TNPW08055K76BHTA

TNPW08055K76BHTA

Vishay / Dale

RES 5.76K OHM 0.1% 1/8W 0805

0
TNPW0805162KBETY

TNPW0805162KBETY

Vishay / Dale

RES 162K OHM 0.1% 1/8W 0805

0
TNPW1206806RBETA

TNPW1206806RBETA

Vishay / Dale

RES 806 OHM 0.1% 1/4W 1206

0
CRCW060316K2FKTA

CRCW060316K2FKTA

Vishay / Dale

RES SMD 16.2K OHM 1% 1/10W 0603

0
M55342H06B1E15RWS

M55342H06B1E15RWS

Vishay / Dale

RES SMD 1.15K OHM 1% 0.15W 0705

0
D55342E07B62B6RWS

D55342E07B62B6RWS

Vishay / Dale

RES SMD 62.6K OHM 0.1% 1/4W 1206

0
CRCW12106R81FNTA

CRCW12106R81FNTA

Vishay / Dale

RES SMD 6.81 OHM 1% 1/2W 1210

0
CRCW0603825RFKEA

CRCW0603825RFKEA

Vishay / Dale

RES SMD 825 OHM 1% 1/10W 0603

18976
M55342E04B365DRT5

M55342E04B365DRT5

Vishay / Dale

RES SMD 365 OHM 1% 0.15W 1505

0
CRCW0603232RFKEAHP

CRCW0603232RFKEAHP

Vishay / Dale

RES SMD 232 OHM 1% 1/3W 0603

0
TNPW0402111RBEED

TNPW0402111RBEED

Vishay / Dale

RES 111 OHM 0.1% 1/10W 0402

6092
CRCW120622R0FKEC

CRCW120622R0FKEC

Vishay / Dale

RES SMD 22 OHM 1% 1/4W 1206

0
TNPW12103K92FETA

TNPW12103K92FETA

Vishay / Dale

RES 3.92K OHM 1% 1/3W 1210

0
CRCW12102R67FKEA

CRCW12102R67FKEA

Vishay / Dale

RES SMD 2.67 OHM 1% 1/2W 1210

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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