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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - LinearLT1521IST-3.3#TRPBF
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LT1521IST-3.3#TRPBF - Analog Devices Inc.

Manufacturer Part Number
LT1521IST-3.3#TRPBF
Manufacturer
Analog Devices, Inc.
Allelco Part Number
32D-LT1521IST-3.3#TRPBF
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: 7625

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Specifications

LT1521IST-3.3#TRPBF Tech Specifications
Analog Devices Inc. - LT1521IST-3.3#TRPBF technical specifications, attributes, parameters and parts with similar specifications to Analog Devices Inc. - LT1521IST-3.3#TRPBF

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 Tape & Reel (TR)  
PSRR 58dB (120Hz)  
Product Attribute Attribute Value  
Output Type Fixed  
Output Configuration Positive  
Operating Temperature -40°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

LT1521IST-3.3#TRPBF

Manufacturer

analog-devices

Introduction

The LT1521IST-3.3#TRPBF is a high-performance, low-dropout (LDO) linear voltage regulator from Analog Devices. It provides a fixed 3.3V output from a wide input voltage range of up to 20V, making it suitable for a variety of applications that require a stable and reliable power supply.

Product Features and Performance

Wide input voltage range: 20V maximum

Fixed 3.3V output voltage

Low dropout voltage: 0.75V @ 300mA

Output current capability: 300mA

Low quiescent current: 25µA

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

Integrated enable control feature

Over-current, over-temperature, and reverse polarity protection

Product Advantages

Compact and efficient power solution in a small SOT-223 package

Robust protection features for reliable operation

Stable output voltage with high PSRR for sensitive analog and digital circuits

Ideal for a wide range of applications requiring a 3.3V power supply

Key Reasons to Choose This Product

Reliable and high-performance power regulation

Comprehensive protection features for enhanced safety and reliability

Compact and space-saving design for easy integration

Suitable for a wide range of applications, from consumer electronics to industrial equipment

Quality and Safety Features

Meets industry-standard quality and safety requirements

Robust protection features, including over-current, over-temperature, and reverse polarity protection

Compatibility

The LT1521IST-3.3#TRPBF is a surface-mount device (SMD) in a TO-261-4, TO-261AA package, which is compatible with a variety of PCB designs and assembly processes.

Application Areas

Consumer electronics

Industrial equipment

Telecommunications equipment

Automotive electronics

Medical devices

Product Lifecycle

The LT1521IST-3.3#TRPBF is an active product, and Analog Devices continues to offer this model. There are no immediate plans for discontinuation. If you require information about equivalent or alternative models, please contact our website's sales team.

Parts with Similar Specifications

The three parts on the right have similar specifications to Analog Devices Inc. LT1521IST-3.3#TRPBF

Product Attribute LT1521IST-3.3#TRPBF LT1521IS8-5#PBF LT1521IST-3#TRPBF LT1521IST-3.3#PBF
Part Number LT1521IST-3.3#TRPBF LT1521IS8-5#PBF LT1521IST-3#TRPBF LT1521IST-3.3#PBF
Manufacturer Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc.
Package / Case TO-261-4, TO-261AA 8-SOIC (0.154", 3.90mm Width) TO-261-4, TO-261AA TO-261-4, TO-261AA
Current - Supply (Max) 12 mA 12 mA 12 mA 12 mA
Package Tape & Reel (TR) Tube Tape & Reel (TR) Tube
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Current - Output 300mA 300mA 300mA 300mA
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
Control Features Enable Enable Enable Enable
PSRR 58dB (120Hz) 58dB (120Hz) 58dB (120Hz) 58dB (120Hz)
Output Type Fixed Fixed Fixed Fixed
Output Configuration Positive Positive Positive Positive
Voltage - Input (Max) 20V 20V 20V 20V
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
Base Product Number LT1521 LT1521 LT1521 LT1521
Voltage - Output (Max) - - - -
Voltage - Output (Min/Fixed) 3.3V 5V 3V 3.3V
Series - - - -
Supplier Device Package SOT-223-3 8-SO SOT-223-3 SOT-223-3
Operating Temperature -40°C ~ 125°C -40°C ~ 125°C -40°C ~ 125°C -40°C ~ 125°C
Number of Regulators 1 1 1 1

LT1521IST-3.3#TRPBF Datasheet PDF

Download LT1521IST-3.3#TRPBF pdf datasheets and Analog Devices Inc. documentation for LT1521IST-3.3#TRPBF - Analog Devices Inc..

Other Related Documents
Tape and Reel Packaging.pdf
PCN Assembly/Origin
2.73KHz.pdf
HTML Datasheet
LT1521-(3, 3.3, 5) Datasheet.pdf
Environmental Information
Material Declaration LT1521IST-3.3#TRPBF.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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LT1521IST-3.3#TRPBF Image

LT1521IST-3.3#TRPBF

Analog Devices Inc.
32D-LT1521IST-3.3#TRPBF

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