MIC4575-3.3WU is out of stock and can be placed on backorder.
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Datasheet
Buck, Buck-Boost Switching Regulator IC Positive Fixed 3.3V 1 Output 1.7A (Switch) TO-263-6, D2PAK (5 Leads + Tab), TO-263BA
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MIC4575-3.3WU

DigiKey Part Number
576-2341-ND
Manufacturer
Manufacturer Part Number
MIC4575-3.3WU
Description
IC REG BCK BST 3.3V 1.7A TO263-5
Manufacturer Standard Lead Time
4 Weeks
Customer Reference
Detailed Description
Buck, Buck-Boost Switching Regulator IC Positive Fixed 3.3V 1 Output 1.7A (Switch) TO-263-6, D2PAK (5 Leads + Tab), TO-263BA
Datasheet
 Datasheet
EDA/CAD Models
MIC4575-3.3WU Models
Product Attributes
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Category
Voltage - Input (Max)
24V
Mfr
Voltage - Output (Min/Fixed)
Packaging
Tube
Current - Output
Part Status
Active
Frequency - Switching
200kHz
Function
Step-Down, Step-Up/Step-Down
Synchronous Rectifier
No
Output Configuration
Positive
Operating Temperature
-40°C ~ 85°C (TA)
Topology
Mounting Type
Surface Mount
Output Type
Package / Case
Number of Outputs
1
Supplier Device Package
TO-263-5
Voltage - Input (Min)
4V
Base Product Number
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (4)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
TL2575HV-33IKTTRTexas Instruments7296-21838-2-ND$4.46000Similar
LM2591HVS-3.3/NOPBTexas Instruments0LM2591HVS-3.3/NOPB-ND$7.77000Similar
LM2591HVSX-3.3/NOPBTexas Instruments0LM2591HVSX-3.3/NOPBTR-ND$6.59000Similar
TL2575-33IKTTRTexas Instruments0296-21828-2-ND$2.66000Similar
In-Stock: 0
50 estimated in stock on 16-Nov-2026
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All prices are in USD
Tube
QuantityUnit PriceExt Price
1$4.32000$4.32
25$3.59000$89.75
100$3.27000$327.00
Note: Due to DigiKey value-add services the packaging type may change when product is purchased at quantities beneath the standard package.
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