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Chip Resistors-Surface Mount

Image Part Number Description / PDF Quantity Rfq
RNCF0402BTC47K0

RNCF0402BTC47K0

Stackpole Electronics, Inc.

RES 47K OHM 0.1% 1/16W 0402

0
RMCP2010FT10R2

RMCP2010FT10R2

Stackpole Electronics, Inc.

RES 10.2 OHM 1% 1W 2010

0
RMCF0805FT1K33

RMCF0805FT1K33

Stackpole Electronics, Inc.

RES 1.33K OHM 1% 1/8W 0805

0
RNCF0402DKE1K07

RNCF0402DKE1K07

Stackpole Electronics, Inc.

RES 1.07K OHM 0.5% 1/16W 0402

0
SM2615JT47R0

SM2615JT47R0

Stackpole Electronics, Inc.

RES 47 OHM 5% 1W 2615

0
RNCS0805BTE5K90

RNCS0805BTE5K90

Stackpole Electronics, Inc.

RES 5.9K OHM 0.1% 1/10W 0805

0
RNCF1206BKE102K

RNCF1206BKE102K

Stackpole Electronics, Inc.

RES 102K OHM 0.1% 1/3W 1206

0
RNCF0201DTC680R

RNCF0201DTC680R

Stackpole Electronics, Inc.

RES 680 OHM 0.5% 1/32W 0201

0
CSR1206JKR360

CSR1206JKR360

Stackpole Electronics, Inc.

RES 0.36 OHM 5% 1/2W 1206

0
RNCP1206FTD402R

RNCP1206FTD402R

Stackpole Electronics, Inc.

RES 402 OHM 1% 1/2W 1206

0
RNCF0201DTC10K2

RNCF0201DTC10K2

Stackpole Electronics, Inc.

RES 10.2K OHM 0.5% 1/32W 0201

0
RMCP2010FT150K

RMCP2010FT150K

Stackpole Electronics, Inc.

RES 150K OHM 1% 1W 2010

0
RNCF0603DKE6R04

RNCF0603DKE6R04

Stackpole Electronics, Inc.

RES 6.04 OHM 0.5% 1/10W 0603

0
RMCF2010FT4K70

RMCF2010FT4K70

Stackpole Electronics, Inc.

RES 4.7K OHM 1% 3/4W 2010

0
RNCF1206DTE57R6

RNCF1206DTE57R6

Stackpole Electronics, Inc.

RES 57.6 OHM 0.5% 1/3W 1206

0
RNCF0603DTC11R5

RNCF0603DTC11R5

Stackpole Electronics, Inc.

RES 11.5 OHM 0.5% 1/10W 0603

0
RMCF0603FG825R

RMCF0603FG825R

Stackpole Electronics, Inc.

RES 825 OHM 1% 1/10W 0603

2232
RNCF1206BTC768R

RNCF1206BTC768R

Stackpole Electronics, Inc.

RES 768 OHM 0.1% 1/3W 1206

0
RMCF0805FT7R68

RMCF0805FT7R68

Stackpole Electronics, Inc.

RES 7.68 OHM 1% 1/8W 0805

0
HVCB2512FKC100M

HVCB2512FKC100M

Stackpole Electronics, Inc.

RES 100M OHM 1% 2W 2512

10283

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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