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STMICROELECTRONICS LD1117DT Voltage Regulator

The LD1117 is a low dropout voltage regulator capable of delivering up to 800 mA of output current, available in fixed and adjustable versions. Fixed output voltages include 1.2 V, 1.8 V, 2.5 V, 2.85 V, 3.3 V, and 5.0 V. The adjustable version offers a reference voltage of 1.25 V. It features low dropout voltage (typical 1 V), high efficiency, internal current and thermal limit, and is available in surface-mount and through-hole packages. Applications include power supplies, electronic systems, and load regulation; ideal for space-constrained environments with thermal management needs.

Authorized Distributors
Source:Newark
Part No:LD1117DT
Stock:2020
Inv Date:06-11-2026
Price: Unit price: $0.591
Buy/RFQ:
Part No:LD1117DT
Stock:0
Inv Date:06-12-2026
Price: N/A
Buy/RFQ:

STMICROELECTRONICS LD1117DT Voltage Regulator Specifications:

  • Output Voltage: 1.2 V, 1.8 V, 2.5 V, 2.85 V, 3.3 V, 5.0 V, or adjustable with reference voltage 1.25 V
  • Maximum Output Current: 800 mA
  • Dropout Voltage: Typical 1 V at 500 mA
  • Line Regulation: 1-6 mV (fixed versions), 0.035-1% (adjustable)
  • Load Regulation: 1-10 mV (fixed versions), 0.1-0.4% (adjustable)
  • Thermal and current limiting features
  • Supply Voltage Range: Up to 15 V
  • Quiescent Current: 5-10 mA
  • Output Noise Voltage: 100 µV (10 Hz to 10 kHz)
  • Package Options: SOT-223, DPAK, TO-220, SO-8
  • Operating Temperature Range: -40°C to +125°C
  • Storage Temperature Range: -40°C to +150°C

Buy the Buy STMicroelectronics LD1117 Part Number LD1117DT Online

Purchase the STMicroelectronics LD1117 voltage regulator online today to ensure your projects benefit from high efficiency, low dropout voltage, and stable output. Available in fixed and adjustable versions, LD1117 is ideal for space-constrained applications requiring up to 800 mA of current. Choose from surface-mount or through-hole packages to suit your design. Enjoy fast delivery, reliable quality, and the convenience of shopping online for electronic power management components that deliver consistent performance in professional and hobbyist applications.

Buy STMicroelectronics LD1117 now and experience unmatched reliability and performance in low dropout voltage regulation for your electronic projects.

Frequently Asked Questions

Where can I buy STMICROELECTRONICS LD1117DT?

You can click on the BUY or RFQ button to purchase LD1117DT from an authorized STMICROELECTRONICS distributor.

How do I troubleshoot issues or seek technical support for part LD1117DT?

You can download the LD1117DT datasheet or visit the STMICROELECTRONICS website for support.

Who is the manufacturer of LD1117DT?

STMICROELECTRONICS

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