L78L33ACZTR The STMicroelectronics L78L33ACZTR is a linear voltage regulator providing a fixed 3.3V output. It is designed for through-hole mounting in a TO-92-3 package.
Mfr Part #:

L78L33ACZTR

Available from 2 distributors
Mfr Name: STMicroelectronics
STMicroelectronics
The STMicroelectronics L78L33ACZTR is a linear voltage regulator providing a fixed 3.3V output. It is designed for through-hole mounting in a TO-92-3 package.
✓ Total Stock: 35,000 pcs
$ Price Range: $0.28

L78L33ACZTR Available from 2 distributors

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✓ Non-Authorised
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34,000 pcs
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1,000 pcs
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L78L33ACZTR 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
PSRR
Protection Features
Supplier Device Package
Supplier Package
Voltage

L78L33ACZTR Description

Short technical summary and product information.

The STMicroelectronics L78L33ACZTR is a fixed 3.3V linear voltage regulator designed for general-purpose power regulation applications. It offers a stable output voltage with a maximum output current of 100mA and a quiescent current of 5.5 mA.

 

This regulator features essential protection mechanisms including over current, over temperature, and short circuit protection, enhancing its reliability in various circuits. The device operates within a temperature range of -40°C to 150°C and has a PSRR of 49dB at 120Hz.

 

Packaged in a TO-92-3 (TO-226AA) through-hole configuration, the L78L33ACZTR is suitable for easy integration into printed circuit boards. Its positive output configuration and fixed voltage output make it a straightforward choice for designers needing a reliable 3.3V power supply.

 

Compliance information indicates RoHS3 compliance, MSL 1, and REACH unaffected status, though these are based on existing database information and should be verified.

L78L33ACZTR Quick Information

Product Type: Linear Voltage Regulator
Series: L78L
Canonical Name: L78L33ACZTR Linear Voltage Regulator
Subcategory: Linear

L78L33ACZTR Compliance

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

L78L33ACZTR Estimated Pricing

Qty Low High
1+ $0.28 $0.28

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

L78L33ACZTR Features

  • Fixed 3.3V positive linear voltage regulator.
  • 100mA maximum output current.
  • Overcurrent and overtemperature protection.
  • TO-92-3 through-hole package.
  • Wide operating temperature range.

L78L33ACZTR Applications

  • Powering sensitive electronic circuits.
  • Providing stable voltage for microcontrollers.
  • Used in battery-powered devices.
  • General voltage regulation tasks.

L78L33ACZTR FAQs

7 frequently asked questions generated from this part’s specifications.
What is the output voltage of the L78L33ACZTR?

3.3V fixed.

What is the operating temperature range?

-40°C to 150°C.

What package does the L78L33ACZTR come in?

TO-226-3, TO-92-3 (TO-226AA) with formed leads, through-hole mounting.

What protection features does it have?

Over current, over temperature, and short circuit protection.

What is the quiescent current?

5.5 mA.

What is the PSRR at 120 Hz?

49 dB.

Is the output fixed or adjustable?

Fixed output.

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