Microchip Technology LM2575-3.3WU-TR DC DC Switching Regulators
IC REG BUCK 3.3V 1A TO263-5
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
LM2575-3.3WU-TR
Detailed Description
IC REG BUCK 3.3V 1A TO263-5
Package
TO-263-6, D²Pak (5 Leads + Tab), TO-263BA
Key Features
Package / Case: TO-263-6, D²Pak (5 Leads + Tab), TO-263BA; Mounting Type: Surface Mount
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
LM2575-3.3WU-TR Datasheet
Quick Jump:
Technical Specifications
Microchip Technology LM2575-3.3WU-TR DC DC Switching Regulators technical specifications.
General
Series
LM2575
RoHS
Yes
Package / Case
TO-263-6, D²Pak
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 125°C (TJ)
Lifecycle Status
Active
Output Type
Fixed
Max Input Voltage
40V
Output Current
1A
Switching Frequency
52kHz
Alternate Parts Comparison (LM2575-3.3WU-TR vs LM2575-5.0WU-TR vs LM2575-5.0WU vs LM2576-5.0WU)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | TO-263-6, D²Pak | TO-263-6, D²Pak | TO-263-6, D²Pak | TO-263-6, D²Pak |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) |
| Switching Frequency | 52kHz | 52kHz | 52kHz | 52kHz |
| Lifecycle Status | Active | Active | Active | Active |
| Function | Step-Down | Step-Down | Step-Down | Step-Down |
| Max Input Voltage | 40V | 40V | 40V | 40V |
| Min Input Voltage | 4V | 4V | 4V | 4V |
| Number of Outputs | 1 | 1 | 1 | 1 |
| Output Configuration | Positive | Positive | Positive | Positive |
| Output Current | 1A | 1A | 1A | 3A |
| Output Type | Fixed | Fixed | Fixed | Fixed |
| Action |
Cross Reference
Manufacturer-stated alternates from official cross-reference tools. These are not a guaranteed pin-compatible drop-in. Qualify package, pinout, and electrical limits against the datasheet before a board change. See cross-reference vs drop-in compatible .
Suggested replacements
LM2575D2T-3.3R4GonsemiDirectonsemi
Pin YesPkg YesElec Yes
Buck Switching Regulator IC Positive Fixed 3.3V 1 Output 1A TO-263-6, D2PAK (5 Leads + Tab), TO-263BA
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