ST L4945

Manufacturer No:

L4945

Manufacturer:

Package:

TO-220-3

Description:

Fixed 2.54mm L4945 PMIC 3 TO-220-3

Quantity:

Delivery:

Payment:

In Stock :Available

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L4945 information

ST L4945 technical specifications, attributes, parameters and parts with similar specifications to ST L4945.

Type
Parameter

Mount
Through Hole

Mounting Type
Through Hole

Package / Case
TO-220-3

Operating Temperature
-40°C~125°C

Packaging
Tube

JESD-609 Code
e0

Part Status
Obsolete

Moisture Sensitivity Level (MSL)
1 (Unlimited)

Number of Terminations
3

ECCN Code
EAR99

Terminal Finish
Tin/Lead (Sn/Pb)

Subcategory
Other Regulators

Technology
BIPOLAR

Terminal Position
SINGLE

Number of Functions
1

Terminal Pitch
2.54mm

Base Part Number
L4945

Pin Count
3

JESD-30 Code
R-PSFM-T3

Current - Supply (Max)
180mA

Number of Outputs
1

Voltage - Input (Max)
26V

Output Voltage
5V

Output Type
Fixed

Output Configuration
Positive

Quiescent Current
10mA

Accuracy
4 %

Output Voltage 1
5V

Number of Regulators
1

Min Input Voltage
6V

Protection Features
Over Temperature, Over Voltage, Reverse Polarity, Short Circuit

Current - Quiescent (Iq)
13mA

Voltage Dropout (Max)
0.75V @ 500mA

PSRR
60dB (120Hz)

Dropout Voltage
400mV

Dropout Voltage1-Nom
0.75V

Voltage Tolerance-Max
4%

Input Bias Current
5mA

Radiation Hardening
No

RoHS Status
RoHS Compliant

Lead Free
Lead Free

Download datasheets and manufacturer documentation for ST L4945.

Datasheets:

stmicroelectronics-l4945-datasheets-0744.pdf

L4945 Overview

In the case of Tube cases, the regulater IC is delivered. Packaging of the Liner regulator IC takes the form of a TO-220-3 case. The PMIC chip has 3 terminations. Fixed is the Voltage Regulator Chip's output type. Linear IC consists of 1 battery regulators. The range of operating temperatures of Through Hole are programmable in the Voltage Regulator Chip, so that the temperature can be varied as desired. Keeping the temperature at -40°C~125°C degrees is necessary for this regulator to function. There is an output function of Positive configured for this regulator. The chip has a total of 3 pins on it, each with its own function. The part includes 1 outputs in order to ensure that the voltage regulator IC performs effectively and in a timely manner. This voltage regulator IC has a dropout voltage of 10 volts. Here's the basic part number for this IC regulator: L4945. This voltage regulator IC is what is known as a standard Other Regulators component. Upon reaching its maximal output current, 500mA, it is able to satisfy the operation requirements. It operates in the 10mA Quiescent Current state.

L4945 Features

400mV dropout voltage
Other Regulators subtageroy

L4945 Applications

There are a lot of STMicroelectronics
L4945 Linear Voltage Regulators applications.

Switching regulator
Multiple-power supply system
Digital audio player
Digital TV
Smartcard
Industrial equipment
DVD and CD-ROM drive
Quick charge protocols
Measurement and control euipment
Aging system

User Guide

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

For your convenience, we accept multiple payment methods in USD, including PayPal, Credit Card, and Wire Transfer. Net terms may be available for qualified customers upon approval.

RFQ (REQUEST FOR QUOTATIONS)

Please ensure the part numbers and quantities are accurate and complete when submitting your RFQ.
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.