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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - LinearUA78M33QDCYRQ1
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UA78M33QDCYRQ1 - Texas Instruments

Manufacturer Part Number
UA78M33QDCYRQ1
Manufacturer
Texas Instruments
Allelco Part Number
32D-UA78M33QDCYRQ1
ECAD Model
Parts Description
IC REG LIN 3.3V 500MA SOT223-4
Detailed Description
Package
TO-261-4, TO-261AA
Data sheet
UA78M33QDCYRQ1.pdf
RoHs Status
ROHS3 Compliant
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In stock: 12540

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Specifications

UA78M33QDCYRQ1 Tech Specifications
Texas Instruments - UA78M33QDCYRQ1 technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - UA78M33QDCYRQ1

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Voltage Dropout (Max) 2V @ 350mA  
Voltage - Output (Min/Fixed) 3.3V  
Voltage - Output (Max) -  
Voltage - Input (Max) 25V  
Supplier Device Package SOT-223-4  
Series Automotive, AEC-Q100  
Protection Features Over Current, Over Temperature, Short Circuit  
Package / Case TO-261-4, TO-261AA  
Package Tape & Reel (TR)  
Product Attribute Attribute Value  
PSRR 80dB (120Hz)  
Output Type Fixed  
Output Configuration Positive  
Operating Temperature -40°C ~ 125°C  
Number of Regulators 1  
Mounting Type Surface Mount  
Current - Output 500mA  
Control Features -  
Base Product Number UA78M  

Parts Introduction

Manufacturer Part Number

UA78M33QDCYRQ1

Manufacturer

Texas Instruments

Introduction

Automotive-grade fixed output voltage linear regulator

Product Features and Performance

Output voltage of 3.3V

Maximum input voltage of 25V

Low dropout voltage (2V @ 350mA)

Output current up to 500mA

High PSRR (80dB at 120Hz)

Product Advantages

Optimized for automotive applications

Stable and reliable power supply

High ripple rejection ratio

Designed with protection features for enhanced safety

Key Technical Parameters

Input Voltage (Max) 25V

Output Voltage (Min/Fixed) 3.3V

Current Output 500mA

Voltage Dropout (Max) 2V @ 350mA

Power Supply Rejection Ratio (PSRR) 80dB (120Hz)

Quality and Safety Features

Overcurrent protection

Overtemperature protection

Short circuit protection

AEC-Q100 qualified for automotive reliability

Compatibility

Surface mount, TO-261-4 (SOT-223-4) package

Application Areas

Automotive electronics

Power management applications

Product Lifecycle

Obsolete status

Potential replacements or upgrades may be available

Several Key Reasons to Choose This Product

Meets stringent automotive industry standards (AEC-Q100)

Robust against high temperature variations (-40°C ~ 125°C)

High reliability with built-in protection features

SOT-223-4 package suitable for compact designs

Well-suited for noise-sensitive applications due to excellent PSRR

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments UA78M33QDCYRQ1

Product Attribute UA78M33QDCYRQ1 UA78M33IKVURG3 UA78M33CDCYRG3 UA78M33QDCYRG4Q1
Part Number UA78M33QDCYRQ1 UA78M33IKVURG3 UA78M33CDCYRG3 UA78M33QDCYRG4Q1
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Package / Case TO-261-4, TO-261AA TO-252-3, DPak (2 Leads + Tab), SC-63 TO-261-4, TO-261AA TO-261-4, TO-261AA
Package Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR)
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Operating Temperature -40°C ~ 125°C -40°C ~ 125°C 0°C ~ 125°C -40°C ~ 125°C
Voltage - Output (Min/Fixed) 3.3V 3.3V 3.3V 3.3V
Number of Regulators 1 1 1 1
Output Type Fixed Fixed Fixed Fixed
Voltage Dropout (Max) 2V @ 350mA 2V @ 350mA 2V @ 350mA 2V @ 350mA
Base Product Number UA78M UA78M33 UA78M33 UA78M33
PSRR 80dB (120Hz) 80dB (120Hz) 80dB (120Hz) 80dB (120Hz)
Supplier Device Package SOT-223-4 TO-252-3 SOT-223-4 SOT-223-4
Voltage - Output (Max) - - - -
Output Configuration Positive Positive Positive Positive
Current - Output 500mA 500mA 500mA 500mA
Series Automotive, AEC-Q100 - - Automotive, AEC-Q100
Protection Features Over Current, Over Temperature, Short Circuit Over Current, Over Temperature, Short Circuit Over Current, Over Temperature, Short Circuit Over Current, Over Temperature, Short Circuit
Voltage - Input (Max) 25V 25V 25V 25V
Control Features - - - -

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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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UA78M33QDCYRQ1 Image

UA78M33QDCYRQ1

Texas Instruments
32D-UA78M33QDCYRQ1

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