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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - LinearLT1521CST-3.3#PBF
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LT1521CST-3.3#PBF - Analog Devices Inc.

Manufacturer Part Number
LT1521CST-3.3#PBF
Manufacturer
Analog Devices, Inc.
Allelco Part Number
32D-LT1521CST-3.3#PBF
ECAD Model
Parts Description
IC REG LIN 3.3V 300MA SOT223-3
Package
TO-261-4, TO-261AA
Data sheet
LT1521-(3, 3.3, 5) Datasheet.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 13299

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Specifications

LT1521CST-3.3#PBF Tech Specifications
Analog Devices Inc. - LT1521CST-3.3#PBF technical specifications, attributes, parameters and parts with similar specifications to Analog Devices Inc. - LT1521CST-3.3#PBF

Product Attribute Attribute Value  
Manufacturer Analog Devices, Inc.  
Voltage Dropout (Max) 0.75V @ 300mA  
Voltage - Output (Min/Fixed) 3.3V  
Voltage - Output (Max) -  
Voltage - Input (Max) 20V  
Supplier Device Package SOT-223-3  
Series -  
Protection Features Over Current, Over Temperature, Reverse Polarity  
Package / Case TO-261-4, TO-261AA  
Package Tube  
PSRR 58dB (120Hz)  
Product Attribute Attribute Value  
Output Type Fixed  
Output Configuration Positive  
Operating Temperature 0°C ~ 125°C  
Number of Regulators 1  
Mounting Type Surface Mount  
Current - Supply (Max) 12 mA  
Current - Quiescent (Iq) 25 µA  
Current - Output 300mA  
Control Features Enable  
Base Product Number LT1521  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001

Parts Introduction

Manufacturer Part Number

LT1521CST-3.3#PBF

Manufacturer

analog-devices

Introduction

The LT1521CST-3.3#PBF is a high-performance, low-dropout linear regulator from Analog Devices. It provides a stable and reliable 3.3V output voltage from an input voltage of up to 20V, making it suitable for a wide range of applications.

Product Features and Performance

Adjustable output voltage from 1.25V to 20V

Low dropout voltage of 0.75V at 300mA output current

Low quiescent current of 25μA

High power supply rejection ratio (PSRR) of 58dB at 120Hz

Thermal overload and short-circuit protection

-40°C to +125°C operating temperature range

Product Advantages

Compact and space-efficient surface-mount package

Robust protection features for reliable operation

Versatile input voltage range for a wide range of applications

Excellent power efficiency and low heat dissipation

Key Reasons to Choose This Product

Reliable and stable performance under various conditions

Efficient power management for extended battery life

Comprehensive protection features for enhanced safety

Ease of integration into a variety of electronic designs

Quality and Safety Features

Rigorous quality control and testing processes

Compliance with industry safety standards

Robust construction for long-term durability

Compatibility

The LT1521CST-3.3#PBF is compatible with a wide range of electronic devices and systems, making it a versatile choice for various applications.

Application Areas

Portable electronics

Industrial equipment

Automotive electronics

Telecommunications equipment

Medical devices

Product Lifecycle

The LT1521CST-3.3#PBF is an active product, and Analog Devices continues to support it. There are no direct equivalents or alternative models available at this time. For the latest product information or to inquire about availability, please contact our sales team through our website.

Parts with Similar Specifications

The three parts on the right have similar specifications to Analog Devices Inc. LT1521CST-3.3#PBF

Product Attribute LT1521CST-3.3#PBF LT1521CST-3#TRPBF LT1521CS8-5#PBF LT1521CST-5#TRPBF
Part Number LT1521CST-3.3#PBF LT1521CST-3#TRPBF LT1521CS8-5#PBF LT1521CST-5#TRPBF
Manufacturer Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc.
Base Product Number LT1521 LT1521 LT1521 LT1521
Supplier Device Package SOT-223-3 SOT-223-3 8-SO SOT-223-3
Output Type Fixed Fixed Fixed Fixed
Output Configuration Positive Positive Positive Positive
Voltage - Output (Min/Fixed) 3.3V 3V 5V 5V
Operating Temperature 0°C ~ 125°C 0°C ~ 125°C 0°C ~ 125°C 0°C ~ 125°C
Current - Output 300mA 300mA 300mA 300mA
Current - Supply (Max) 12 mA 12 mA 12 mA 12 mA
PSRR 58dB (120Hz) 58dB (120Hz) 58dB (120Hz) 58dB (120Hz)
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Series - - - -
Current - Quiescent (Iq) 25 µA 25 µA 25 µA 25 µA
Voltage Dropout (Max) 0.75V @ 300mA 0.75V @ 300mA 0.75V @ 300mA 0.75V @ 300mA
Number of Regulators 1 1 1 1
Voltage - Input (Max) 20V 20V 20V 20V
Control Features Enable Enable Enable Enable
Protection Features Over Current, Over Temperature, Reverse Polarity Over Current, Over Temperature, Reverse Polarity Over Current, Over Temperature, Reverse Polarity Over Current, Over Temperature, Reverse Polarity
Package Tube Tape & Reel (TR) Tube Tape & Reel (TR)
Package / Case TO-261-4, TO-261AA TO-261-4, TO-261AA 8-SOIC (0.154', 3.90mm Width) TO-261-4, TO-261AA
Voltage - Output (Max) - - - -

LT1521CST-3.3#PBF Datasheet PDF

Download LT1521CST-3.3#PBF pdf datasheets and Analog Devices Inc. documentation for LT1521CST-3.3#PBF - Analog Devices Inc..

PCN Assembly/Origin
2.73KHz.pdf
HTML Datasheet
LT1521-(3, 3.3, 5) Datasheet.pdf
Environmental Information
Material Declaration LT1521CST-3.3#PBF.pdf

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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LT1521CST-3.3#PBF Image

LT1521CST-3.3#PBF

Analog Devices Inc.
32D-LT1521CST-3.3#PBF

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