UA78M33CDCY is out of stock and can be placed on backorder.
Available Substitutes:

Similar


Texas Instruments
In Stock: 0
Unit Price: $2.53000
Datasheet

Similar


Texas Instruments
In Stock: 0
Unit Price: $2.15000
Datasheet
Linear Voltage Regulator IC Positive Fixed 1 Output 500mA SOT-223-4
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
Linear Voltage Regulator IC Positive Fixed 1 Output 500mA SOT-223-4
What is a Voltage Regulator Another Teaching Moment | Digi-Key Electronics

UA78M33CDCY

DigiKey Part Number
296-27140-5-ND
Manufacturer
Manufacturer Product Number
UA78M33CDCY
Description
IC REG LIN 3.3V 500MA SOT-223-4
Manufacturer Standard Lead Time
6 Weeks
Customer Reference
Detailed Description
Linear Voltage Regulator IC Positive Fixed 1 Output 500mA SOT-223-4
Datasheet
 Datasheet
EDA/CAD Models
UA78M33CDCY Models
Product Attributes
Filter Similar Products
Show Empty Attributes
Category
Voltage Dropout (Max)
2V @ 350mA
Mfr
Current - Output
Packaging
Tube
PSRR
80dB (120Hz)
Part Status
Active
Protection Features
Over Current, Over Temperature, Short Circuit
Output Configuration
Operating Temperature
0°C ~ 125°C
Output Type
Mounting Type
Surface Mount
Number of Regulators
1
Package / Case
TO-261-4, TO-261AA
Voltage - Input (Max)
25V
Supplier Device Package
SOT-223-4
Voltage - Output (Min/Fixed)
3.3V
Base Product Number
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (2)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
LM2937IMP-3.3/NOPBTexas Instruments0LM2937IMP-3.3/NOPBTR-ND$2.53000Similar
LM2937IMPX-3.3/NOPBTexas Instruments0LM2937IMPX-3.3/NOPBTR-ND$2.15000Similar
In-Stock: 0
80 estimated in stock on 06-Nov-2026
Request Stock Notification
All prices are in USD
Tube
QuantityUnit PriceExt Price
1$1.10000$1.10
10$0.79400$7.94
80$0.64400$51.52
160$0.61056$97.69
320$0.58300$186.56
560$0.56438$316.05
1,040$0.54690$568.78
2,560$0.52633$1,347.40
5,040$0.51396$2,590.36
Note: Due to DigiKey value-add services the packaging type may change when product is purchased at quantities beneath the standard package.
Tariff Status: Tariff may apply if shipping to the United States. Estimated tariff costs will be calculated and displayed in the shopping cart to help you assess potential expenses.