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L78L05ABZ-AP The STMicroelectronics L78L05ABZ-AP is a fixed 5V positive linear voltage regulator. It provides up to 100mA output current and is housed in a TO-92 package.
Mfr Part #:

L78L05ABZ-AP

Available from 3 distributors
Mfr Name: STMicroelectronics
STMicroelectronics
The STMicroelectronics L78L05ABZ-AP is a fixed 5V positive linear voltage regulator. It provides up to 100mA output current and is housed in a TO-92 package.
✓ Total Stock: 22,960 pcs
$ Price Range: $0.28

L78L05ABZ-AP Available from 3 distributors

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Fe Components ✓
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14,000 pcs
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14000 pcs On Request 1 On Request On Request On Request On Request On Request
Smaxon Electronics ✓
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4,960 pcs
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4960 pcs On Request 1 On Request On Request 1848+ On Request On Request
Risen Electronics ✓
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4,000 pcs
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4000 pcs On Request 1 On Request On Request On Request On Request 2026-02-16 21:33:16
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.

L78L05ABZ-AP Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Failure Rate
Mounting Style
Mounting Type
Number of Outputs
Number of Regulators
Operating Temperature
Output Configuration
Output Current
Output Type
Output Voltage
PSRR
Protection Features
Supplier Device Package
Voltage
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L78L05ABZ-AP Description

Short technical summary and product information.

The STMicroelectronics L78L05ABZ-AP is a linear voltage regulator IC designed for positive voltage regulation. It offers a fixed output voltage of 5V and can supply a maximum output current of 100mA.

 

Key electrical specifications include an input voltage range of up to 40V, with a typical load regulation of 60mV and line regulation of 150mV. The device also features protection mechanisms such as over current, over temperature, and short circuit protection. Its PSRR is rated at 49dB at 120Hz.

 

This component is supplied in a TO-92-3 package, suitable for through-hole mounting. The operating temperature range is from -40°C to +125°C, making it suitable for a variety of environmental conditions. The series designation is L78l05ab, and it comes in an Ammo Pack packaging.

 

The L78L05ABZ-AP is a reliable choice for applications requiring stable voltage regulation within its specified limits.

L78L05ABZ-AP Quick Information

Product Type: Linear Voltage Regulator
Series: L78l05ab
Canonical Name: STMicroelectronics L78L05ABZ-AP Linear Voltage Regulator
Subcategory: Power Management ICs

L78L05ABZ-AP Compliance

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

L78L05ABZ-AP Estimated Pricing

Qty Low High
1+ $0.28 $0.28

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

L78L05ABZ-AP Features

  • Fixed 5V positive output voltage.
  • 100mA maximum output current.
  • Input voltage up to 40V.
  • TO-92-3 through-hole package.
  • Over current and thermal protection.

L78L05ABZ-AP Applications

  • Stable power supply for electronic circuits.
  • Voltage regulation in embedded systems.
  • Power management for low-power devices.
  • Consumer electronics power rails.

L78L05ABZ-AP FAQs

6 frequently asked questions generated from this part’s specifications.
What is the output voltage and current of the L78L05ABZ-AP?

The output voltage is fixed at 5V and the maximum output current is 100mA.

What is the input voltage specification?

The input voltage is specified as 40V (both minimum and maximum).

What is the operating temperature range?

The operating temperature range is -40°C to 125°C.

What protection features does the L78L05ABZ-AP include?

It includes over current, over temperature, and short circuit protection.

What is the package type?

The device is available in a through-hole TO-92-3 package.

What is the power supply rejection ratio (PSRR) at 120Hz?

The PSRR is 49 dB at 120Hz.

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