LF120ABV The STMicroelectronics LF120ABV is a linear voltage regulator with a fixed 12V output and an output current capability of up to 500mA. It operates within a temperature range of -40°C to 125°C.
Mfr Part #:

LF120ABV

Available from 1 distributors
Mfr Name: STMicroelectronics
STMicroelectronics
The STMicroelectronics LF120ABV is a linear voltage regulator with a fixed 12V output and an output current capability of up to 500mA. It operates within a temperature range of -40°C to 125°C.
✓ Total Stock: 700 pcs
$ Price Range: $0.30

LF120ABV Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
700 pcs
700 pcs On Request 1 On Request On Request 719 On Request On Request

LF120ABV Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Lead Style
Mounting Type
Number of Regulators
Operating Temperature
Output Configuration
Output Current
Output Type
PSRR
Protection Features
Supplier Device Package
Tape & Reel
Voltage
Voltage Dropout (Max)

LF120ABV Description

Short technical summary and product information.

The LF120ABV from STMicroelectronics is a low dropout linear voltage regulator designed for low power applications. It features a fixed 12V output voltage and can supply up to 500mA of current. The device exhibits a very low dropout voltage of 0.45V typical and a low quiescent current, making it suitable for battery-powered systems.

 

Key electrical characteristics include a typical supply voltage rejection of 69dB at 120Hz, decreasing to 54dB at 10kHz. Protection features such as over-current and over-temperature limits are integrated into the design. The regulator requires only a 2.2 µF capacitor for stability, allowing for space and cost savings.

 

This regulator is housed in a 5-PENTAWATT package and supports through-hole mounting. Its operating temperature range is -40°C to 125°C. The LF00 series, to which this part belongs, offers various output voltages and package options, including PENTAWATT, TO-220, TO-220FP, DPAK, and PPAK.

LF120ABV Quick Information

Product Type: Voltage Regulator
Series: LF00 series
Canonical Name: LF120ABV Linear Voltage Regulator

LF120ABV Compliance

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

LF120ABV Estimated Pricing

Qty Low High
1+ $0.30 $0.30

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

LF120ABV Features

  • Fixed 12V output voltage.
  • Output current up to 500mA.
  • Very low dropout voltage (0.45V typical).
  • Low quiescent current for power efficiency.
  • Integrated over-current and thermal protection.

LF120ABV Applications

  • Suitable for battery-powered systems.
  • Ideal for low-noise applications.
  • Used in low-power electronic devices.
  • Local voltage regulation on PCBs.

LF120ABV FAQs

5 frequently asked questions generated from this part’s specifications.
What is the output voltage of the LF120ABV?

The LF120ABV provides a fixed 12V output voltage.

What is the maximum output current for the LF120ABV?

The LF120ABV can supply an output current of up to 500mA.

What is the dropout voltage of the LF120ABV?

The dropout voltage is 0.7V maximum at 500mA, and typically 0.45V.

What is the operating temperature range for the LF120ABV?

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

What package type is the LF120ABV supplied in?

The LF120ABV is supplied in a 5-PENTAWATT package.

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