Fast RFQ response for ICs, passive components, protection devices, power semiconductors, and PCBA projects. Upload BOM
Integrated Circuits (ICs)

LT1521IST-5

LDO Regulator Pos 5V 0.3A 4-Pin(3+Tab) SOT-223

The Analog Devices LT1521 is a high-performance Low Dropout (LDO) regulator designed to deliver a stable 5V output with a maximum current of 300mA. Housed in a compact SOT-223 package, this regulator is ideal for space-constrained applications that require efficient voltage regulation. With a wide input voltage range from 4.3V to 20V and a low dropout voltage of just 500mV, the LT1521 ensures reliable performance even in demanding environments. Its robust design supports a maximum operating temp

BrandAnalog Devices
PackageSOT-223
Device TypeLDO Voltage Regulators

Full Specifications

Number of Pins3
Number of Outputs1
Min Input Voltage4.3V
Max Input Voltage20V
Dropout Voltage500mV
Max Operating Temperature125°C
Min Current Limit320mA
Min Operating Temperature-40°C
Number of Regulators1
Operating Supply Current12µA
Output Current300mA
Output Voltage5V
PackagingTube
PolarityPositive

About This Product

The Analog Devices LT1521 is a high-performance Low Dropout (LDO) regulator designed to deliver a stable 5V output with a maximum current of 300mA. Housed in a compact SOT-223 package, this regulator is ideal for space-constrained applications that require efficient voltage regulation. With a wide input voltage range from 4.3V to 20V and a low dropout voltage of just 500mV, the LT1521 ensures reliable performance even in demanding environments. Its robust design supports a maximum operating temperature of 125°C, making it suitable for various industrial applications.

What is this product used for?

Suitable for design, repair, and production programs using LDO Voltage Regulators devices.

Typical Use Cases

Power Management ICs LDO Voltage Regulators SOT-223 LDO Voltage Regulators

Sourcing Support for This MPN

  • MPN and package verification against your BOM or approved vendor list
  • Approved-alternate and cross-reference review when the requested line is constrained
  • Availability, lifecycle, and supply-risk discussion for procurement planning
  • Packing, label, date-code, and requested document coordination

RFQ Checklist

Part number Confirm the target MPN or suggest approved alternates
Target Quantity Sample, pilot run, or mass production volume
Project stage Prototype, NPI, or ongoing production
Target price Budget or target price range if available
LDO Regulator Pos 5V 0.3A 4-Pin(3+Tab) SOT-223

LT1521IST-5

Analog Devices

The Analog Devices LT1521 is a high-performance Low Dropout (LDO) regulator designed to deliver a stable 5V output with a maximum current of 300mA. Housed in a compact SOT-223 package, this regulator is ideal for space-constrained applications that require efficient voltage regulation. With a wide input voltage range from 4.3V to 20V and a low dropout voltage of just 500mV, the LT1521 ensures reliable performance even in demanding environments. Its robust design supports a maximum operating temp

  • Competitive pricing from verified sources
  • Sample to production quantities
  • Response within 24 business hours

Send an inquiry for this product