myMectronic
myMectronic

A Premier B2B Part Search

KEMET T491X157K020AT Tantalum Chip Capacitor

The KEMET T491 series tantalum chip capacitors are high-quality, polarized surface-mount devices featuring MnO2 technology for reliable performance in industrial applications. Designed for modern SMT manufacturing, they offer a capacitance of 150µF with a tolerance of ±10%, rated at 20VDC and operating from -55°C to 125°C. These molded, MnO2 dielectric capacitors have a low resistance of 0.4 Ohms at 100kHz, supporting high ripple currents up to 577.8mA at 85°C and 256.8mA at 125°C. They come with tin terminations, RoHS compliant, and are suitable for various demanding electronic circuits.

Authorized Distributors
Source:Newark
Part No:T491X157K020AT
Stock:500
Inv Date:06-05-2026
Price: Unit price: $2.33
Buy/RFQ:
Source:DigiKey
Part No:T491X157K020AT
Stock:154
Inv Date:06-05-2026
Price: Unit price: $2.74
Buy/RFQ:
Part No:T491X157K020AT
Stock:3845
Inv Date:06-06-2026
Price: Unit price: $2.74
Buy/RFQ:
Part No:T491X157K020AT
Stock:948
Inv Date:06-05-2026
Price: Unit price: $0.65
Buy/RFQ:
Part No:T491X157K020AT
Stock:500
Inv Date:06-06-2026
Price: N/A
Buy/RFQ:

KEMET T491X157K020AT Tantalum Chip Capacitor Specifications:

  • Capacitance: 150 uF
  • Capacitance Tolerance: 10%
  • Voltage DC: 20 VDC (85°C), 13.4 VDC (125°C)
  • Temperature Range: -55°C to +125°C
  • Rated Temperature: 85°C
  • Dissipation Factor: 10% at 120Hz, 25°C
  • Resistance: 0.4 Ohms at 100kHz, 25°C
  • Ripple Current: 577.8 mA at 85°C, 256.8 mA at 125°C
  • Leakage Current: 30 µA (5 min, 25°C)
  • Termination: Tin
  • RoHS Compliant: Yes
  • Package: T&R, 178mm, Quantity: 500
  • Series: T491
  • Dielectric: MnO2 Tantalum
  • Style: SMD Chip
  • Environmental: Operating temperature from -55°C to 125°C
  • Certification: RoHS

Buy the KEMET T491X157K020AT – Reliable Tantalum Capacitor for Industrial Applications

Acquire the KEMET T491X157K020AT tantalum chip capacitor online today and enjoy fast delivery, competitive pricing, and dependability in your electronic projects. Designed for industrial environments, this capacitor offers 150µF capacitance, 20VDC rated voltage, and operational temperature range from -55°C to 125°C. With excellent ripple current handling, low resistance, and RoHS compliance, it’s ideal for demanding applications. Order now to secure a reliable, high-quality component that enhances performance and longevity of your electronic assemblies.

Order your KEMET T491X157K020AT series high-capacitance tantalum chip capacitor today and ensure your projects benefit from proven reliability and robust performance.

Frequently Asked Questions

Where can I buy KEMET T491X157K020AT?

You can click on the BUY or RFQ button to purchase T491X157K020AT from an authorized KEMET distributor.

How do I troubleshoot issues or seek technical support for part T491X157K020AT?

You can download the T491X157K020AT datasheet or visit the KEMET website for support.

Who is the manufacturer of T491X157K020AT?

KEMET

KEMET Part List

Browse and search other KEMET parts, locate datasheets and stock

Sponsored by