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STMICROELECTRONICS L78S12CV Voltage Regulator

The L78S12CV is a three-terminal positive voltage regulator capable of delivering up to 2 A of output current. It has fixed output voltages including 12 V, 9 V, 15 V, 18 V, and 24 V, with internal current limiting, thermal shutdown, and safe area protection. Ideal for local on-card regulation, it eliminates distribution issues associated with single point regulation. Designed in TO-220 package, it features thermal protection and short circuit protection, making it robust for various power management applications. It ensures stable output with features like line regulation, load regulation, and low noise voltage, suitable for a wide range of electronic projects.

Authorized Distributors
Part No:L78S12CV
Stock:0
Inv Date:06-12-2026
Price: N/A
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Part No:L78S12CV
Stock:0
Inv Date:06-11-2026
Price: Unit price: $0.75
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STMICROELECTRONICS L78S12CV Voltage Regulator Specifications:

  • Output Voltage: 12 V, 9 V, 15 V, 18 V, 24 V (fixed options)
  • Maximum Output Current: 2 A
  • Thermal Protection: Yes
  • Short Circuit Protection: Yes
  • Package Type: TO-220
  • Storage Temperature Range: -65°C to 150°C
  • Operating Junction Temperature: 0°C to 150°C
  • Line Regulation: approximately 65-130 mV depending on voltage
  • Load Regulation: approximately 100-240 mV depending on voltage
  • Quiescent Current: about 8 mA
  • Output Noise Voltage: between 40 µV to 110 µV
  • Output Resistance: 16-19 mΩ at 1 kHz
  • Dropout Voltage: varies with input voltage and junction temperature
  • Input Voltage Range: up to 40 V (absolute maximum), typical operation below 35 V

Buy the STMicroelectronics Series L78S 12 V Voltage Regulator: 12V, 2A

Purchase the high-quality STMicroelectronics Series L78S 12V voltage regulator online today. Featuring internal current limiting and thermal protection, it offers reliable power regulation for various electronic applications. Its robust TO-220 package ensures excellent heat dissipation, and with a maximum output current of 2A, it supports demanding power requirements. Designed for stability, it maintains precise output voltage with low noise and excellent regulation. Secure your stock now and enhance your electronic designs with this durable, high-performance power management component.

Order your STMicroelectronics Series L78S 12V voltage regulator today and give your power management projects the dependable quality they deserve.

Frequently Asked Questions

Where can I buy STMICROELECTRONICS L78S12CV?

You can click on the BUY or RFQ button to purchase L78S12CV from an authorized STMICROELECTRONICS distributor.

How do I troubleshoot issues or seek technical support for part L78S12CV?

You can download the L78S12CV datasheet or visit the STMICROELECTRONICS website for support.

Who is the manufacturer of L78S12CV?

STMICROELECTRONICS

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