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STMICROELECTRONICS LD1117DT25TR Voltage Regulator

The LD1117 is a low dropout positive voltage regulator capable of providing up to 800 mA output current with a low dropout voltage of approximately 1 V. It features on-chip trimming for tight output voltage tolerance within +1% at 25°C, available in fixed voltages like 1.2 V, 1.8 V, 2.5 V, 3.3 V, and 5.0 V, or adjustable versions. Packaged in TO-220, SOT-223, DPAK, and SO-8, it ensures high efficiency with thermal and current limiting, making it suitable for a variety of power regulation applications within industrial electronics and embedded systems.

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Part No:LD1117DT25TR
Stock:1432
Inv Date:06-11-2026
Price: Unit price: $0.711
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Part No:LD1117DT25TR
Stock:10832
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Part No:LD1117DT25TR
Stock:7512
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Part No:LD1117DT25TR
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Part No:LD1117DT25TR
Stock:17500
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Part No:LD1117DT25TR
Stock:372
Inv Date:06-12-2026
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STMICROELECTRONICS LD1117DT25TR Voltage Regulator Specifications:

  • Output Voltage: 1.2 V, 1.8 V, 2.5 V, 3.3 V, 5.0 V (fixed); adjustable from 1.25 V
  • Maximum Output Current: 800 mA
  • Dropout Voltage: approximately 1 V at 800 mA
  • Package Options: TO-220, SOT-223, DPAK, SO-8
  • Thermal Limit: Yes, ensures safety under thermal stress
  • Current Limit: Internal current limit for protection
  • Thermal Resistance (junction to case): 8-20°C/W depending on package
  • Input Voltage Range: 3.9 V to 10 V (fixed), 4.75 V to 15 V (others)
  • Line Regulation: 1-6 mV
  • Load Regulation: 1-10 mV
  • Temperature Stability: ±0.5%
  • Long-term Stability: ±0.3% over 1000 hours
  • Quiescent Current: 5-10 mA
  • Output Noise Voltage: 100 µV (10 Hz to 10 kHz)
  • Supply Voltage Rejection: 60-75 dB
  • Dropout Voltage: 1.05-1.2 V at 500-800 mA

Buy the STMicroelectronics Series LD1117 Voltage Regulator Part Number LD1117DT25TR

Secure your power management solutions with the STMicroelectronics LD1117 voltage regulator. Offering high efficiency, adjustable and fixed output options, and robust thermal and current protection, this regulator guarantees stable performance across diverse industrial applications. Its compact packages and precision trimming ensure optimal operation in embedded systems, industrial equipment, and control units. Purchase online today to benefit from fast delivery, competitive pricing, and expert support, ensuring your projects stay on track with reliable power regulation.

Buy STMicroelectronics LD1117 now and experience unmatched reliability and performance in power regulation needs.

Frequently Asked Questions

Where can I buy STMICROELECTRONICS LD1117DT25TR?

You can click on the BUY or RFQ button to purchase LD1117DT25TR from an authorized STMICROELECTRONICS distributor.

How do I troubleshoot issues or seek technical support for part LD1117DT25TR?

You can download the LD1117DT25TR datasheet or visit the STMICROELECTRONICS website for support.

Who is the manufacturer of LD1117DT25TR?

STMICROELECTRONICS

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