CPF0603B120KE TE Connectivity Resistor (Resistor Chip) In Stock

Name: CPF0603B120KE
Brand: TE Connectivity
SKU: CPF0603B120KE
Availability: InStock

TE Connectivity CPF0603B120KE is a precision thin-film chip resistor in 0603 case with 120 kΩ resistance, ±0.1% tolerance, and ±25 ppm/°C TCR. Rated 0.063 W with a compact 1.55 mm × 0.8 mm SMT footprint. REACH-compliant; supplied in 7-inch tape-and-reel for automated assembly worldwide.

OBSOLETEResistorVerified Jul 2026

Package / Visual Reference

CPF0603B120KEResistor Chip

Quick Facts

Manufacturer: TE Connectivity
Package: Resistor Chip
Pin Count: 2
Lifecycle: OBSOLETE
Datasheet: CPF0603B120KE Datasheet PDF
Category: Resistor
Temp Range: -55.0°C to 155.0°C
RoHS: Compliant
Lead Time: 3–7 business days
Shipping: DHL Express · Worldwide

What are the key features of CPF0603B120KE?

±0.1% resistance tolerance enabling precision voltage dividers, feedback networks, and sensor conditioning circuits
±25 ppm/°C temperature coefficient delivering stable 120 kΩ resistance across wide operating temperature ranges
Compact 0603 (1.55 mm × 0.8 mm) thin-film SMT package ideal for high-density analog and mixed-signal PCB layouts
0.063 W power rating with precision thin-film construction ensuring low noise and long-term drift stability

What is CPF0603B120KE used for?

The CPF0603B120KE is suited for precision analog circuits requiring stable 120 kΩ resistances, such as op-amp feedback networks, instrumentation amplifier gain-setting, voltage reference dividers, and high-accuracy sensor signal conditioning. Its ±0.1% tolerance and ±25 ppm/°C TCR make it a strong choice for medical instrumentation, industrial measurement equipment, and calibration circuits where resistance drift over −55 °C to +155 °C must remain below acceptable limits. The 0603 SMT footprint allows dense placement on multi-layer PCBs used in portable test instruments and data acquisition modules.

What are the specifications of CPF0603B120KE?

Reach Compliance Code	Compliant
YTEOL	0
Additional Feature	PRECISION
Construction	Rectangular
Mounting Feature	SURFACE MOUNT
Package Height	0.45mm
Package Length	1.55mm
Package Style	SMT
Package Width	0.8mm
Packing Method	TR, PAPER, 7 INCH
Rated Power Dissipation (P)	0.063W
Rated Temperature	70°C
Resistance	120000Ω
Resistor Type	FIXED RESISTOR
Size Code	0603
Surface Mount	YES
Technology	THIN FILM
Temperature Coefficient	25ppm/°C
Terminal Shape	WRAPAROUND
Tolerance	0.1%
Working Voltage	50V
Package	Resistor Chip

Compliance & Regulatory

RoHS Status	Compliant
Lead-Free	Yes (Pb-Free)
ECCN	EAR99
HTS Code	8533.21.00.30

Where can I find the CPF0603B120KE datasheet?

CPF0603B120KE Datasheet Download

Official datasheet from TE Connectivity

What are equivalent replacements for CPF0603B120KE?

No known alternates. Submit an RFQ and our team can suggest alternatives.

Frequently Asked Questions

What tolerance and temperature coefficient does the CPF0603B120KE offer for precision circuit design?

The CPF0603B120KE provides a tight ±0.1% resistance tolerance on its 120 kΩ nominal value and a ±25 ppm/°C temperature coefficient, ensuring the resistance varies by no more than 2.5 kΩ across a 100 °C temperature swing. This stability makes it reliable for precision voltage dividers and differential amplifier networks.

In which precision analog applications does the 120 kΩ ±0.1% CPF0603B120KE perform best?

This resistor is well suited for op-amp feedback networks requiring exactly 120 kΩ for gain setting, high-input-impedance voltage dividers in 12-bit or 16-bit ADC front ends, and Wheatstone bridge completion networks in strain gauge or temperature sensor conditioning circuits. Its ±25 ppm/°C TCR keeps errors below 0.01% over a 40 °C operating range.

How does the CPF0603B120KE's thin-film construction compare to thick-film resistors at 120 kΩ?

Thin-film construction used in the CPF0603B120KE achieves ±0.1% tolerance and ±25 ppm/°C TCR, whereas standard thick-film 0603 resistors typically offer only ±1% tolerance and 100 ppm/°C to 200 ppm/°C TCR. For a 120 kΩ resistor operating over a 50 °C range, thin-film drift stays within 150 Ω versus up to 1.2 kΩ for thick-film alternatives.

What power rating and physical dimensions must be verified when substituting CPF0603B120KE in a layout?

The CPF0603B120KE is rated at 0.063 W (63 mW) maximum continuous power and measures 1.55 mm long × 0.8 mm wide × 0.45 mm tall. Designers should confirm that dissipation stays below 63 mW and that PCB land patterns match the standard 0603 SMT footprint to avoid solder joint issues during reflow.

Related Guides

C0402C103K3RACTU Selection Guide: Choosing a 10 nF 0402 MLCC

Select C0402C103K3RACTU by voltage margin, X7R behavior, tolerance, 0402 assembly risk, and qualified alternatives.

Aug 4, 2026

STM32H753VIT6 MCU Selection Guide: Memory, Package, Connectivity, and Security

Choose STM32H753VIT6 by evaluating memory architecture, LQFP-100 pin fit, connectivity, security, power, and sourcing tradeoffs.

Aug 4, 2026

STM32H753VIT6 High-Performance MCU Design Guide

Practical STM32H753VIT6 design guidance for power, clocks, memory, DMA, PCB layout, bring-up, and production recovery.

Aug 3, 2026

STM32H753ZIT6 Selection Guide for High-Performance Embedded Systems

Select the STM32H753ZIT6 by evaluating compute, memory, LQFP144 pinout, power, interfaces, security, and sourcing requirements.

Aug 3, 2026

Why Buy from FindMyChip

Authorized Source

Verified supply chain with full traceability & inspection

Competitive Pricing

Factory-direct from China distributors, low MOQ

Fast Shipping

DHL Express 3–5 days · FedEx/UPS 5–7 days worldwide

Quality Guaranteed

30-day replacement for defective parts, no questions asked

About TE Connectivity

TE Connectivity is a leading electronic component manufacturer. FindMyChip sources TE Connectivity ICs directly from authorized China distributors, offering competitive pricing and reliable stock.

View all TE Connectivity parts →

More from TE Connectivity

277157-1

277148-4

51982

50720-1

52792

52745

AvailabilityIn Stock

Reference Price (USD)

Contact for Price

Buy from 1pc · Factory-direct pricing

pcs

In Stock · 24h Response · Worldwide Shipping

Direct Contact

WhatsApp Inquiry Email RFQ

Lead Time3-7 business days

MOQFrom 1 piece

ShippingDHL / FedEx / UPS

OriginChina (Authorized)

Response within 24 hours · Worldwide shipping

“We've been using FindMyChip for 2 years. Pricing is consistently 20-30% below Mouser/DigiKey for volume orders.”

Sarah Kim

VP Engineering, NovaBit Electronics, South Korea