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STMICROELECTRONICS L78L33ACUTR Voltage Regulator

The L78L series features three-terminal positive voltage regulators that operate with internal current limiting and thermal shutdown, ensuring durability and reliability. Suitable for local or on-card regulation, they deliver up to 100 mA current with no external components required. Available with output voltages of 3.3; 5; 6; 8; 9; 10; 12; 15; 18; 24 V, they minimize noise and power distribution issues, making them ideal for noise-sensitive applications and high-current regulation when used with pass elements.

Authorized Distributors
Source:Newark
Part No:L78L33ACUTR
Stock:3081
Inv Date:06-11-2026
Price: Unit price: $0.309
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Source:DigiKey
Part No:L78L33ACUTR
Stock:2500
Inv Date:06-11-2026
Price: Unit price: $0.13951
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Part No:L78L33ACUTR
Stock:7546
Inv Date:06-12-2026
Price: Unit price: $0.35
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Part No:L78L33ACUTR
Stock:0
Inv Date:06-11-2026
Price: Unit price: $0.27
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Part No:L78L33ACUTR
Stock:42500
Inv Date:06-11-2026
Price: Unit price: $0.128
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Source:Arrow EU
Part No:L78L33ACUTR
Stock:385000
Inv Date:06-12-2026
Price: N/A
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Part No:L78L33ACUTR
Stock:2012
Inv Date:06-12-2026
Price: N/A
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STMICROELECTRONICS L78L33ACUTR Voltage Regulator Specifications:

  • Output Current: up to 100 mA
  • Output Voltages: 3.3 V, 5 V, 6 V, 8 V, 9 V, 10 V, 12 V, 15 V, 18 V, 24 V
  • Thermal Overload Protection: Yes
  • Short-circuit Protection: Yes
  • No external components needed
  • Package Types: TO-92, SO-8, SOT-89
  • Operating Temperature Range: -40°C to 125°C
  • Storage Temperature Range: -65°C to 150°C
  • Power Dissipation: Internally limited
  • Line Regulation: 150–350 mV depending on version
  • Load Regulation: 30–100 mV depending on version
  • Quiescent Current: 5–6.5 mA
  • Output Noise Voltage: 40–120 μV
  • Dropout Voltage: 1.7 V

Buy the ST Series L78L Voltage Regulator: 3.3V to 24V Fixed Voltage, PartNumber

Purchase the ST Series L78L voltage regulator online today and benefit from reliable, fixed output voltage solutions suitable for a wide range of electronic applications. These regulators feature internal current limiting and thermal shutdown, providing excellent durability and protection. With models available from 3.3V up to 24V, they eliminate the need for external components and are perfect for noise-sensitive environments and high-current needs. Secure your supply chain with fast online ordering and keep your projects running smoothly and efficiently.

Order your ST Series L78L voltage regulator today and ensure reliable, noise-free power with high current capacity for your precise electronic projects.

Frequently Asked Questions

Where can I buy STMICROELECTRONICS L78L33ACUTR?

You can click on the BUY or RFQ button to purchase L78L33ACUTR from an authorized STMICROELECTRONICS distributor.

How do I troubleshoot issues or seek technical support for part L78L33ACUTR?

You can download the L78L33ACUTR datasheet or visit the STMICROELECTRONICS website for support.

Who is the manufacturer of L78L33ACUTR?

STMICROELECTRONICS

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