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STMICROELECTRONICS LD1117S25TR Voltage Regulator

The LD1117S25TR is a voltage regulator that provides a stable 2.5V output. It supports output currents up to 800 mA with low dropout voltage of approximately 1.10 to 1.2 V at 800 mA. Designed in various packages including TO-220, DPAK, and SOT-223, this regulator features high efficiency, thermal and current limiting protections, and excellent noise rejection. Its precise regulation ensures reliable performance in electronic circuits, making it ideal for power supply applications requiring stable voltage regulation with minimal noise and ripple.

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Part No:LD1117S25TR
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Inv Date:06-11-2026
Price: Unit price: $0.741
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Part No:LD1117S25TR
Stock:9665
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Price: Unit price: $0.67
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Part No:LD1117S25TR
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Inv Date:06-12-2026
Price: Unit price: $0.47
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Part No:LD1117S25TR
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Inv Date:06-11-2026
Price: Unit price: $0.33
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Part No:LD1117S25TR
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Price: Unit price: $0.155
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Part No:LD1117S25TR
Stock:7500
Inv Date:06-12-2026
Price: N/A
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STMICROELECTRONICS LD1117S25TR Voltage Regulator Specifications:

  • Output Voltage: 2.5 V
  • Output Current: 800 mA (typical)
  • Dropout Voltage: 1.10 to 1.2 V at 800 mA
  • Input Voltage Range: min 3.9 V, max 10 V
  • Line Regulation: 1 mV (typical)
  • Load Regulation: 10 mV (typical)
  • Quiescent Current: 5-10 mA
  • Thermal Resistance Junction-Case: 15°C/W (SOT-223), 20°C/W (SO-8), 8°C/W (DPAK), 5°C/W (TO-220)
  • Operating Junction Temperature: -40°C to +125°C
  • Storage Temperature Range: -40°C to +150°C
  • Maximum Power Dissipation: 12 W
  • Package Types: TO-220, DPAK, SOT-223
  • Protection Features: Internal thermal limit, current limit, reverse-battery protection
  • Noise Voltage: 100 μV (10 Hz - 10 kHz at 25°C)

Buy the Buy STMicroelectronics LD1117S25TR Part Number 2.5V Voltage Regulator Online

Purchase the STMicroelectronics LD1117S25TR voltage regulator online today for reliable power stabilization in your electronic circuits. This high-quality regulator supports up to 800mA current with a 2.5V output, ensuring stable performance and minimal noise. Its various packages facilitate thermal management and easy integration into your designs. With protections against thermal overload and current surges, this regulator guarantees safety and durability. Perfect for applications requiring consistent voltage regulation, it provides peace of mind along with excellent efficiency, making it ideal for portable devices, embedded systems, and other electronics.

Get STMicroelectronics LD1117S25TR today—built for precise regulation, high efficiency, and long-lasting durability in your electronic projects.

Frequently Asked Questions

Where can I buy STMICROELECTRONICS LD1117S25TR?

You can click on the BUY or RFQ button to purchase LD1117S25TR from an authorized STMICROELECTRONICS distributor.

How do I troubleshoot issues or seek technical support for part LD1117S25TR?

You can download the LD1117S25TR datasheet or visit the STMICROELECTRONICS website for support.

Who is the manufacturer of LD1117S25TR?

STMICROELECTRONICS

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