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STMICROELECTRONICS L78L33ABDTR 3.3V Voltage Regulator

The L78L33 series are fixed-voltage positive regulators designed for applications requiring a stable 3.3V output. These regulators employ internal current limiting and thermal shutdown features for durability. Suitable for local regulation and noise filtering on circuit boards, they provide up to 100 mA current with no external components necessary. Available in TO-92, SOT-89, and SO-8 packages, they feature thermal protection, low noise, and different versions with ±4% or ±8% accuracy, ensuring reliable operation in various electronic systems.

Authorized Distributors
Source:Newark
Part No:L78L33ABD-TR
Stock:1826
Inv Date:06-11-2026
Price: Unit price: $0.308
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Source:DigiKey
Part No:L78L33ABD-TR
Stock:12500
Inv Date:06-11-2026
Price: Unit price: $0.11793
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Part No:L78L33ABD-TR
Stock:34060
Inv Date:06-12-2026
Price: Unit price: $0.23
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Part No:L78L33ABD-TR
Stock:412500
Inv Date:06-11-2026
Price: Unit price: $0.076
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Source:Arrow EU
Part No:L78L33ABD-TR
Stock:172500
Inv Date:06-12-2026
Price: N/A
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Part No:L78L33ABD-TR
Stock:75000
Inv Date:06-12-2026
Price: N/A
Buy/RFQ:

STMICROELECTRONICS L78L33ABDTR 3.3V Voltage Regulator Specifications:

  • Output Voltage: 3.3V
  • Output Current: Up to 100 mA
  • Package Types: TO-92, SOT-89, SO-8
  • Input Voltage Range: 5.3V to 20V
  • Line Regulation: 100 to 150 mV
  • Load Regulation: 30 to 60 mV
  • Quiescent Current: 0.2 to 6.5 mA
  • Noise Voltage: 40 to 70 uv
  • Dropout Voltage: 1.7V
  • Thermal and Short Circuit Protection: Yes
  • Accuracy: ±4% or ±8%
  • Operating Temperature Range: -40°C to 125°C
  • Maximum Power Dissipation: Internally limited
  • Storage Temperature Range: -65°C to 150°C

Buy the STMicroelectronics L78L33 ABD – Reliable 3.3V Voltage Regulator for Industrial Applications

Purchase the STMicroelectronics L78L33 ABD online today for a dependable 3.3V voltage regulation solution. This fixed regulator offers thermal shutdown and current limiting protections, ensuring durability and safety. Its versatile packages including TO-92, SOT-89, and SO-8 allow seamless integration into various electronic designs. With no external components required and a wide operating temperature, it is perfect for local circuit stabilization, noise filtering, and reliable power supply in industrial and consumer electronics, simplifying your assembly and ensuring robust performance.

Buy STMicroelectronics L78L33 ABD now and enjoy stable 3.3V power with built-in protections, ideal for critical electronic circuits and industrial systems.

Frequently Asked Questions

Where can I buy STMICROELECTRONICS L78L33ABDTR?

You can click on the BUY or RFQ button to purchase L78L33ABDTR from an authorized STMICROELECTRONICS distributor.

How do I troubleshoot issues or seek technical support for part L78L33ABDTR?

You can download the L78L33ABDTR datasheet or visit the STMICROELECTRONICS website for support.

Who is the manufacturer of L78L33ABDTR?

STMICROELECTRONICS

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