ample-chip ample-chip
RFQ
BOM

Chip Resistors-Surface Mount

Image Part Number Description / PDF Quantity Rfq
RNCF0402DTE3K48

RNCF0402DTE3K48

Stackpole Electronics, Inc.

RES 3.48K OHM 0.5% 1/16W 0402

0
SM6227FTR909

SM6227FTR909

Stackpole Electronics, Inc.

RES 0.909 OHM 1% 3W 6227

0
RMCF0201FT1R13

RMCF0201FT1R13

Stackpole Electronics, Inc.

RES 1.13 OHM 1% 1/20W 0201

0
RMCF2010FT113R

RMCF2010FT113R

Stackpole Electronics, Inc.

RES 113 OHM 1% 3/4W 2010

0
RNCF0402DTE110K

RNCF0402DTE110K

Stackpole Electronics, Inc.

RES 110K OHM 0.5% 1/16W 0402

0
RMCF0805FT25K5

RMCF0805FT25K5

Stackpole Electronics, Inc.

RES 25.5K OHM 1% 1/8W 0805

24320
RNCF0805DTC15R0

RNCF0805DTC15R0

Stackpole Electronics, Inc.

RES 15 OHM 0.5% 1/8W 0805

0
SM4527JT13L0

SM4527JT13L0

Stackpole Electronics, Inc.

RES 0.013 OHM 5% 2W 4527

0
RMCS1206FT14K7

RMCS1206FT14K7

Stackpole Electronics, Inc.

RES 14.7K OHM 1% 1/4W 1206

0
RMCS0805FT9K53

RMCS0805FT9K53

Stackpole Electronics, Inc.

RES 9.53K OHM 1% 1/8W 0805

0
RMCS1206FT243R

RMCS1206FT243R

Stackpole Electronics, Inc.

RES 243 OHM 1% 1/4W 1206

0
RNCF0402DKE143K

RNCF0402DKE143K

Stackpole Electronics, Inc.

RES 143K OHM 0.5% 1/16W 0402

0
RNCF0805BTE13K0

RNCF0805BTE13K0

Stackpole Electronics, Inc.

RES 13K OHM 0.1% 1/8W 0805

0
RNCF0402DTC8K25

RNCF0402DTC8K25

Stackpole Electronics, Inc.

RES 8.25K OHM 0.5% 1/16W 0402

0
RNCF0805BTE4K87

RNCF0805BTE4K87

Stackpole Electronics, Inc.

RES 4.87K OHM 0.1% 1/8W 0805

0
RNCF1206DKE10R7

RNCF1206DKE10R7

Stackpole Electronics, Inc.

RES 10.7 OHM 0.5% 1/3W 1206

0
RMCF0402FT150R

RMCF0402FT150R

Stackpole Electronics, Inc.

RES 150 OHM 1% 1/16W 0402

2147483647
RMCF2010FT8K87

RMCF2010FT8K87

Stackpole Electronics, Inc.

RES 8.87K OHM 1% 3/4W 2010

0
RNCF1206DKE1M80

RNCF1206DKE1M80

Stackpole Electronics, Inc.

RES 1.8M OHM 0.5% 1/8W 1206

0
RNCF0805BKE40K2

RNCF0805BKE40K2

Stackpole Electronics, Inc.

RES 40.2K OHM 0.1% 1/8W 0805

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

RFQ BOM Call Skype Email
Top