LM78L12ACZ/LFT3 The Texas Instruments LM78L12ACZ/LFT3 is a positive linear voltage regulator with a fixed 12V output. It provides up to 100mA of output current and is housed in a TO-92 package.
Mfr Part #:

LM78L12ACZ/LFT3

Available from 1 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments LM78L12ACZ/LFT3 is a positive linear voltage regulator with a fixed 12V output. It provides up to 100mA of output current and is housed in a TO-92 package.
✓ Total Stock: 2,770 pcs
$ Price Range: $0.18

LM78L12ACZ/LFT3 Available from 1 distributor

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✓ Non-Authorised
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2,770 pcs
2770 pcs On Request 1 On Request On Request N/A On Request On Request

LM78L12ACZ/LFT3 Specifications Quick View

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

LM78L12ACZ/LFT3 Description

Short technical summary and product information.

The LM78L12ACZ/LFT3 from Texas Instruments is a positive linear voltage regulator designed for various applications requiring stable voltage. This device offers a fixed output voltage of 12V and can deliver up to 100mA of output current. It features internal thermal overload protection and output current limiting for enhanced reliability.

 

The regulator operates with an input voltage of up to 30V and has an absolute maximum input voltage of 45V for new chips and 35V for legacy chips. The operating temperature range is specified from -40°C to 125°C. The device is suitable for local, on-card regulation, helping to eliminate distribution problems associated with single-point regulation.

 

Packaged in a TO-92-3 configuration, the LM78L12ACZ/LFT3 is designed for through-hole mounting. It is available in a standard package quantity of 2,000 units on a large tape and reel. The regulator is described as RoHS3 Compliant, with an MSL rating of 1 Unlimited and REACH Unaffected status, though these compliance details are not verified by documentation.

 

This series is useful as a replacement for Zener-diode and resistor combinations, offering improved output impedance and lower quiescent current. Applications include logic systems, instrumentation, and industrial power delivery.

LM78L12ACZ/LFT3 Quick Information

Product Type: Linear Voltage Regulator
Series: LM78L
Canonical Name: LM78L12ACZ/LFT3 Linear Voltage Regulator
Subcategory: Linear and Low-Dropout (LDO) Regulators

LM78L12ACZ/LFT3 Compliance

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

LM78L12ACZ/LFT3 Estimated Pricing

Qty Low High
1+ $0.18 $0.18

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

LM78L12ACZ/LFT3 Features

  • Fixed 12V positive linear output.
  • 100mA maximum output current.
  • Input voltage up to 30V.
  • Internal thermal overload protection.
  • TO-92 through-hole package.

LM78L12ACZ/LFT3 Applications

  • Suitable for logic systems.
  • Used in instrumentation circuits.
  • Applicable for industrial power delivery.
  • On-card voltage regulation.

LM78L12ACZ/LFT3 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating input voltage range?

The operating input voltage is up to 30V. The absolute maximum input voltage is 45V for new chips and 35V for legacy chips.

What is the output voltage?

The output voltage is fixed at 12V.

What is the maximum output current?

The maximum output current is 100mA.

What is the operating temperature range?

The operating temperature range is -40°C to 125°C. For new chips, the absolute maximum junction temperature extends to 150°C.

What package is the LM78L12ACZ/LFT3 available in?

It is available in a TO-226-3, TO-92-3 (TO-226AA) through-hole package.

What protection features does it have?

It includes over-temperature and short-circuit protection.

What is the typical quiescent current?

The typical quiescent current is 3mA.

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