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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - LinearLT1121CST-3.3#PBF
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LT1121CST-3.3#PBF - Analog Devices Inc.

Manufacturer Part Number
LT1121CST-3.3#PBF
Manufacturer
Analog Devices, Inc.
Allelco Part Number
32D-LT1121CST-3.3#PBF
ECAD Model
Parts Description
IC REG LIN 3.3V 150MA SOT223-3
Detailed Description
Package
TO-261-4, TO-261AA
Data sheet
LT1121(-3.3, -5) Datasheet.pdf
RoHs Status
ROHS3 Compliant
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In stock: 11048

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Specifications

LT1121CST-3.3#PBF Tech Specifications
Analog Devices Inc. - LT1121CST-3.3#PBF technical specifications, attributes, parameters and parts with similar specifications to Analog Devices Inc. - LT1121CST-3.3#PBF

Product Attribute Attribute Value  
Manufacturer Analog Devices, Inc.  
Voltage Dropout (Max) 0.7V @ 150mA  
Voltage - Output (Min/Fixed) 3.3V  
Voltage - Output (Max) -  
Voltage - Input (Max) 30V  
Supplier Device Package SOT-223-3  
Series -  
Protection Features 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) 14 mA  
Current - Quiescent (Iq) 50 µA  
Current - Output 150mA  
Control Features Enable  
Base Product Number LT1121  

Parts Introduction

Manufacturer Part Number

LT1121CST-3.3#PBF

Manufacturer

Analog Devices

Introduction

Low Drop Out Linear Voltage Regulator

Product Features and Performance

Linear Voltage Regulation

Low Dropout Voltage

Fixed Output

Single Regulator Configuration

High PSRR

Product Advantages

Stable Output Voltage

Compact Surface Mount Package

Low Quiescent Current

Thermal and Reverse Polarity Protection

Key Technical Parameters

Input Voltage up to 30V

Fixed Output Voltage of 3.3V

Max Drop Out Voltage 0.7V at 150mA

Output Current of 150mA

Quiescent Current 50 µA

Supply Current Max 14 mA

PSRR of 58dB at 120Hz

Enable Control Feature

Quality and Safety Features

Over Temperature Protection

Reverse Polarity Protection

Compatibility

Compatible with SOT-223-3 Mounting Type

Application Areas

Consumer Electronics

Power Supplies

Industrial Controls

Product Lifecycle

Active Status

Not Nearing Discontinuation

Reasons to Choose This Product

Reliable Fixed Output Voltage Regulation

Highly Suitable for Battery-Powered Devices

Designed for Low Power Consumption

Durable and Safe with Protection Features

Well-suited for Noise-Sensitive Applications due to High PSRR

Broad Operating Temperature Range

Easy Integration with Surface-Mount Technology

Parts with Similar Specifications

The three parts on the right have similar specifications to Analog Devices Inc. LT1121CST-3.3#PBF

Product Attribute LT1121CST-3.3#PBF LT1121CST-3.3#TRPBF LT1121CS8-3.3#TRPBF LT1121CZ-3.3#PBF
Part Number LT1121CST-3.3#PBF LT1121CST-3.3#TRPBF LT1121CS8-3.3#TRPBF LT1121CZ-3.3#PBF
Manufacturer Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc.
Operating Temperature 0°C ~ 125°C 0°C ~ 125°C 0°C ~ 125°C 0°C ~ 125°C
Package Tube Tape & Reel (TR) Tape & Reel (TR) Bag
Current - Quiescent (Iq) 50 µA 50 µA 50 µA 50 µA
Voltage - Output (Min/Fixed) 3.3V 3.3V 3.3V 3.3V
PSRR 58dB (120Hz) 58dB (120Hz) 58dB (120Hz) 58dB (120Hz)
Current - Output 150mA 150mA 150mA 150mA
Supplier Device Package SOT-223-3 SOT-223-3 8-SO TO-92-3
Mounting Type Surface Mount Surface Mount Surface Mount Through Hole
Base Product Number LT1121 LT1121 LT1121 LT1121
Output Configuration Positive Positive Positive Positive
Current - Supply (Max) 14 mA 14 mA 14 mA 14 mA
Number of Regulators 1 1 1 1
Package / Case TO-261-4, TO-261AA TO-261-4, TO-261AA 8-SOIC (0.154", 3.90mm Width) TO-226-3, TO-92-3 (TO-226AA)
Protection Features Over Temperature, Reverse Polarity Over Temperature, Reverse Polarity Over Temperature, Reverse Polarity Over Temperature, Reverse Polarity
Voltage - Input (Max) 30V 30V 30V 30V
Control Features Enable Enable Enable Enable
Voltage - Output (Max) - - - -
Voltage Dropout (Max) 0.7V @ 150mA 0.7V @ 150mA 0.7V @ 150mA 0.7V @ 150mA
Series - - - -
Output Type Fixed Fixed Fixed Fixed

LT1121CST-3.3#PBF Datasheet PDF

Download LT1121CST-3.3#PBF pdf datasheets and Analog Devices Inc. documentation for LT1121CST-3.3#PBF - Analog Devices Inc..

HTML Datasheet
LT1121(-3.3, -5) Datasheet.pdf
PCN Assembly/Origin
2.73KHz.pdf
Environmental Information
Material Declaration LT1121CST-3.3#PBF.pdf

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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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LT1121CST-3.3#PBF Image

LT1121CST-3.3#PBF

Analog Devices Inc.
32D-LT1121CST-3.3#PBF

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