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STMICROELECTRONICS LDK120M08R Low Dropout Regulator

The LDK120 low dropout regulator provides 200 mA of maximum current with a very low dropout voltage of approximately 100 mV, ideal for battery-powered devices. It operates with input voltages from 1.9 V to 5.5 V, featuring low quiescent current, low noise, and internal thermal and current limits. Suitable for portable electronics like mobiles, PDAs, cordless phones, and digital cameras, it supports ceramic capacitors and includes enable and shutdown functions for power efficiency. Available in SOT23-5L, SOT323-5L, and DFN packages, it ensures reliable operation over -40°C to 125°C.

Authorized Distributors
Source:Newark
Part No:LDK120M08R
Stock:4172
Inv Date:06-11-2026
Price: Unit price: $0.361
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Source:DigiKey
Part No:LDK120M08R
Stock:0
Inv Date:06-11-2026
Price: Unit price: $0.35
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Part No:LDK120M08R
Stock:2218
Inv Date:06-12-2026
Price: Unit price: $0.38
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Part No:LDK120M08R
Stock:3000
Inv Date:06-11-2026
Price: Unit price: $0.119
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STMICROELECTRONICS LDK120M08R Low Dropout Regulator Specifications:

  • Input voltage: 1.9 to 5.5 V
  • Output current: 200 mA
  • Dropout voltage: approximately 100 mV at 100 mA load
  • Output voltage tolerance: ±2.0% @ 25°C
  • Supported output voltages: 0.8 V to 3.5 V in 100 mV steps
  • Adjustable output: from 0.8 V to Vin minus dropout voltage
  • Operating temperature range: -40°C to 125°C
  • Quiescent current: max. 100 pA in OFF mode, typically low in active mode
  • Low noise with output noise voltage < 51 μV at 2.5 V output
  • Ceramic capacitor compatible: 1 μF or higher
  • Thermal and current limiting features
  • Available in SOT23-5L, SOT323-5L, and 6-pin DFN packages
  • Short-circuit protection and logic-controlled enable

Buy the Buy STMicroelectronics LDK120 Part Number LDK120M08R Online

Order the STMicroelectronics LDK120 regulator online today and enjoy reliable power delivery for portable electronics. Designed for low dropout voltage, low noise, and high efficiency, it ensures optimal performance in battery-powered systems. With a maximum current of 200 mA, adjustable output voltages from 0.8 V to 3.5 V, and compatibility with ceramic capacitors, this regulator is perfect for mobile phones, PDAs, digital cameras, and cordless devices. Its compact SOT23-5L, SOT323-5L, and DFN packages provide versatile options for space-constrained applications. Enhance your product's power management today.

Get STMicroelectronics LDK120M08R today—built for precision, low noise, and long-lasting durability in portable power applications.

Frequently Asked Questions

Where can I buy STMICROELECTRONICS LDK120M08R?

You can click on the BUY or RFQ button to purchase LDK120M08R from an authorized STMICROELECTRONICS distributor.

How do I troubleshoot issues or seek technical support for part LDK120M08R?

You can download the LDK120M08R datasheet or visit the STMICROELECTRONICS website for support.

Who is the manufacturer of LDK120M08R?

STMICROELECTRONICS

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