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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - LinearLF33ABDT
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LF33ABDT - STMicroelectronics

Manufacturer Part Number
LF33ABDT
Manufacturer
STMicroelectronics
Allelco Part Number
32D-LF33ABDT
ECAD Model
Parts Description
IC REG LINEAR 3.3V 500MA DPAK
Detailed Description
Package
TO-252-3, DPak (2 Leads + Tab), SC-63
Data sheet
LF00 Series Datasheet.pdf
RoHs Status
ROHS3 Compliant
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Specifications

LF33ABDT Tech Specifications
STMicroelectronics - LF33ABDT technical specifications, attributes, parameters and parts with similar specifications to STMicroelectronics - LF33ABDT

Product Attribute Attribute Value  
Manufacturer STMicroelectronics  
Voltage Dropout (Max) 0.7V @ 500mA  
Voltage - Output (Min/Fixed) 3.3V  
Voltage - Output (Max) -  
Voltage - Input (Max) 16V  
Supplier Device Package DPAK  
Series -  
Protection Features Over Current, Over Temperature  
Package / Case TO-252-3, DPak (2 Leads + Tab), SC-63  
Package Tube  
PSRR 80dB ~ 65dB (120Hz ~ 65dB)  
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) 1 mA  
Current - Output 500mA  
Control Features -  
Base Product Number LF33  

Parts Introduction

Manufacturer Part Number

LF33ABDT

Manufacturer

STMicroelectronics

Introduction

LDO regulator designed for power management applications

Product Features and Performance

Positive output configuration

Fixed voltage output

Single regulator

Low dropout voltage

Good power supply rejection ratio (PSRR)

Product Advantages

High efficiency for low dropout applications

Thermal and current overload protection

Stable operation with low output voltage noise

Key Technical Parameters

Voltage - Input (Max): 16V

Voltage - Output (Min/Fixed): 3.3V

Voltage Dropout (Max): 0.7V @ 500mA

Current - Output: 500mA

Current - Quiescent (Iq): 1 mA

Current - Supply (Max): 12 mA

PSRR: 80dB to 65dB (120Hz to 10kHz)

Quality and Safety Features

Over Current Protection

Over Temperature Protection

Compatibility

Surface Mount compatibility

DPAK package

Application Areas

Consumer Electronics

Industrial Controls

Telecommunication Systems

Product Lifecycle

Obsolete status

Check for replacement or upgrade options

Several Key Reasons to Choose This Product

Suitable for battery-powered devices

Low quiescent current extends battery life

High-temperature operational range

Protection against common electrical faults

Ideal for stable 3.3V supply requirements

Parts with Similar Specifications

The three parts on the right have similar specifications to STMicroelectronics LF33ABDT

Product Attribute LF33ABDT LF33ABPT LF33CDT LF33CDT-TRY
Part Number LF33ABDT LF33ABPT LF33CDT LF33CDT-TRY
Manufacturer STMicroelectronics STMicroelectronics STMicroelectronics STMicroelectronics
Control Features - Enable - -
Operating Temperature -40°C ~ 125°C -40°C ~ 125°C -40°C ~ 125°C -40°C ~ 125°C
Current - Supply (Max) 12 mA 12 mA 12 mA 12 mA
Output Type Fixed Fixed Fixed Fixed
Current - Quiescent (Iq) 1 mA 1 mA 1 mA 2 mA
Current - Output 500mA 500mA 500mA 500mA
PSRR 80dB ~ 65dB (120Hz ~ 65dB) 80dB ~ 65dB (120Hz ~ 65dB) 80dB ~ 65dB (120Hz ~ 65dB) 80dB ~ 65dB (120Hz ~ 65dB)
Output Configuration Positive Positive Positive Positive
Voltage - Output (Min/Fixed) 3.3V 3.3V 3.3V 3.3V
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Base Product Number LF33 LF33 LF33 LF33
Voltage Dropout (Max) 0.7V @ 500mA 0.7V @ 500mA 0.7V @ 500mA 1.3V @ 500mA
Voltage - Output (Max) - - - -
Protection Features Over Current, Over Temperature Over Current, Over Temperature Over Current, Over Temperature Over Current, Over Temperature
Package / Case TO-252-3, DPak (2 Leads + Tab), SC-63 TO-252-5, DPak (4 Leads + Tab), TO-252AD TO-252-3, DPak (2 Leads + Tab), SC-63 TO-252-3, DPak (2 Leads + Tab), SC-63
Voltage - Input (Max) 16V 16V 16V 16V
Number of Regulators 1 1 1 1
Series - - - Automotive, AEC-Q100
Supplier Device Package DPAK PPAK DPAK DPAK
Package Tube Tube Tube Tape & Reel (TR)

LF33ABDT Datasheet PDF

Download LF33ABDT pdf datasheets and STMicroelectronics documentation for LF33ABDT - STMicroelectronics.

Datasheets
LF00 Series Datasheet.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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LF33ABDT Image

LF33ABDT

STMicroelectronics
32D-LF33ABDT

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