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L78S12CV The STMicroelectronics L78S12CV is a linear voltage regulator providing a fixed 12V output. It is designed for through-hole mounting in a TO-220-3 package.
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L78S12CV

Available from 2 distributors
Mfr Name: STMicroelectronics
STMicroelectronics
The STMicroelectronics L78S12CV is a linear voltage regulator providing a fixed 12V output. It is designed for through-hole mounting in a TO-220-3 package.
✓ Total Stock: 2,773 pcs
$ Price Range: $0.28

L78S12CV Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Xingangxin ✓
Non-Authorised Inventory information
2,505 pcs
On Request
2505 pcs On Request 1 On Request On Request On Request On Request On Request
MW.FEP S.p.A. ✓
Non-Authorised Inventory information
268 pcs
On Request
268 pcs On Request 1 On Request On Request On Request On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

L78S12CV Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Mounting Type
Number of Regulators
Operating Temperature
Output Configuration
Output Type
Output Voltage
PSRR
Protection Features
Supplier Device Package
Voltage
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L78S12CV Description

Short technical summary and product information.

The STMicroelectronics L78S12CV is a linear voltage regulator IC designed to provide a stable 12V output voltage. It features a maximum input voltage of 35V and can supply up to 8mA of quiescent current. The device includes protection features such as over current, over temperature, and short circuit protection, making it suitable for various power management applications.

 

This regulator is housed in a TO-220-3 package, designed for through-hole mounting. Its operating temperature range is from 0°C to 150°C. The PSRR is rated at 47dB at 120Hz, indicating good noise rejection capabilities. With a fixed positive output configuration, it is a reliable choice for applications requiring a consistent voltage supply.

 

The L78S12CV is part of the L78S series of voltage regulators. Its robust design and integrated protection mechanisms make it a dependable component for embedded systems and power supply circuits where a stable linear regulation is required.

L78S12CV Quick Information

Product Type: Linear Voltage Regulator
Series: L78S
Canonical Name: STMicroelectronics L78S12CV Linear Voltage Regulator
Subcategory: Linear

L78S12CV Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

L78S12CV Estimated Pricing

Qty Low High
1+ $0.28 $0.28

Estimated market price range - modelled values for guidance only, not live distributor offers.

L78S12CV Features

  • Fixed 12V positive output voltage.
  • Maximum input voltage of 35V.
  • Through-hole TO-220-3 package.
  • Includes over-current protection.
  • Operates from 0°C to 150°C.

L78S12CV Applications

  • Regulates 12V rail in industrial control systems.
  • Suited for general-purpose power management circuits.
  • Used in protection-sensitive linear power supplies.
  • Ideal for automotive and harsh environment designs.
  • Serves as a stable reference for small loads.

L78S12CV FAQs

6 frequently asked questions generated from this part’s specifications.
What is the output voltage of the L78S12CV?

The L78S12CV provides a fixed 12V output voltage.

What is the maximum input voltage for the L78S12CV?

The maximum input voltage for the L78S12CV is 35V.

What type of package is the L78S12CV in?

The L78S12CV is supplied in a TO-220-3 package.

How is the L78S12CV mounted?

The L78S12CV is designed for through-hole mounting.

What are the operating temperature limits for the L78S12CV?

The operating temperature range for the L78S12CV is 0°C to 150°C.

What protection features does the L78S12CV offer?

The L78S12CV includes over current, over temperature, and short circuit protection.

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