ST LF120ABP

Manufacturer No:

LF120ABP

Manufacturer:

Package:

TO-220

Description:

Fixed 2.54mm PMIC 3 TO-220

Quantity:

In Stock :6174

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Shipping & Availability

Fast worldwide shipping via DHL, FedEx, UPS, and EMS.

Shipped from：HK Warehouse

Expected Shipping：Thu, May 7 - Fri, May 8, 2026

Lead Time：Inquire about availability

Date Code：Within 2 Years

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User Guide

Aichiplink operates certified in-house inspection and testing facilities to ensure all electronic components meet internationally recognized quality and compliance standards. Our quality management system is verified through ISO 9001 certification and industry-standard inspection procedures.

PURCHASE

Please verify all part numbers, quantities, and packaging preferences before placing your order. If substitutions are acceptable, please indicate this clearly. For time-sensitive projects, confirm estimated delivery dates and stock availability in advance. Once submitted, changes or cancellations may not be possible, especially for items marked as non-cancellable/non-returnable (NCNR). For international shipments, please ensure all import documentation is complete and accurate to avoid delays.

MEANS OF PAYMENT

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RFQ (REQUEST FOR QUOTATIONS)

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Provide target prices and acceptable alternatives, if any, to speed up the quotation process.

IMPORTANT NOTICE

Quotations are subject to stock availability and may vary with market conditions. Prices and lead times are not guaranteed until a purchase order is confirmed. Ensure your contact details are correct to avoid delays in response.

Step1：Prepare product

Step2：Desiccant Protection

Step3：Vacuum Packaging

Step4：Individual Package

Step5：Anti-collision Filling

Step6：Packaging Box

SHIPPING COST

1. Shipping starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).
2. Some specific products need to reach the minimum order quantity.
3. It may cost additional remote fees for delivery if you are in a remote area.

SHIPPING METHOD

Currently, our products are shipped through DHL, FedEx, SF, and UPS.

DELIVERY TIME

1. Once the goods are shipped, estimated delivery time depends on the shipping methods you chose: FedEx International, 5-7 business days.
2. For in-stock parts, orders normally could be shipped out within 1-2days.

LF120ABP Information

ST LF120ABP technical specifications, attributes, parameters and parts with similar specifications to ST LF120ABP.

Type
Parameter

Mount
Through Hole

Package / Case
TO-220

Number of Terminations
3

ECCN Code
EAR99

Max Operating Temperature
125°C

Min Operating Temperature
-40°C

Subcategory
Other Regulators

Technology
BIPOLAR

Terminal Position
SINGLE

Number of Functions
1

Type
Parameter

Terminal Pitch
2.54mm

Pin Count
3

JESD-30 Code
R-PSFM-T3

Number of Outputs
1

Output Type
Fixed

Max Output Current
500mA

Polarity
Positive

Current - Output
1A

Quiescent Current
1.5mA

Accuracy
1 %

Download datasheets and manufacturer documentation for ST LF120ABP.

LF120ABP Description

An extremely low drop regulator with a wide variety of output voltages is the LF120ABP, which is offered in TO-220, TO-220FP, DPAK, and PPAK packages. It is especially well suited for low-noise, low-power applications, notably in battery-powered systems, because of the low drop voltage (0.45 V) and low quiescent current. An available shutdown logic control function is in the 5-pin configuration (PPAK) (pin 2, TTL compatible). This implies that a portion of the board can be placed on standby while the device is utilized as a local regulator, reducing the overall power consumption. The gadget still functions electrically in the three terminal configurations, however, it is permanently in the ON position. Only a 2.2 μF capacitor is needed for stability, saving both money and board space. The order codes for the automotive grade LF120ABP show the commercial part numbers for the DPAK and PPAK packages for the various output voltage possibilities. These devices pass the PAT, SYL, and SBL statistical tests and are certified in accordance with the automobile industry's specification AEC-Q100 in the temperature range of 40 °C to 125 °C.

LF120ABP Features

Automotive grade product: 1.8 V, 2.5 V, 3.3 V, 5.0 V, 8.0 V, 8.5 V VOUT in DPAK and PPAK packages
Internal current and thermal limit
Only 2.2 μF for stability
Available in ± 1% (AB) or ± 2% (C) selection at 25 °C
Supply voltage rejection: 80 db (typ.)
Temperature range: from -40 to 125 °C
Very low-dropout voltage (0.45 V)
Very low quiescent current (typ. 50 μA in OFF mode, 500 μA in ON mode)
Output current up to 500 mA
Logic-controlled electronic shutdown
Output voltages of 1.5; 1.8; 2.5; 3.3; 4.7; 5; 6; 8; 8.5; 9; 12 V

LF120ABP Applications

One of the most common examples is the mobile charger. The adapter is supplied with an AC signal. However, the output voltage signal is a regulated DC signal.
Every power supply in the world uses a voltage regulator to provide the desired output voltage. Computers, televisions, laptops, and all sorts of devices are powered using this concept.
Small electronic circuits rely on regulators to operate. Even the slightest fluctuation in voltage signal can damage the components of a circuit such as ICs.
When it comes to power generation systems, voltage regulators play an essential part in their operation. A solar power plant generates electricity based on the intensity of sunlight. It needs a regulator to ensure a regulated constant output signal.