Texas Instruments LM2576SX-3.3/NOPB Microcontrollers
SIMPLE SWITCHER® 40V, 3A Low Component Count Step-Down Regulator 5-DDPAK/TO-263 -40 to 125
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
LM2576SX-3.3/NOPB
Base Model
Detailed Description
SIMPLE SWITCHER® 40V, 3A Low Component Count Step-Down Regulator 5-DDPAK/TO-263 -40 to 125
Package
TO-263-6, D²Pak (5 Leads + Tab), TO-263BA
Lifecycle Status
Active
Datasheet
LM2576SX-3.3/NOPB Datasheet
Quick Jump:
Technical Specifications
Texas Instruments LM2576SX-3.3/NOPB Microcontrollers technical specifications.
General
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
3A
Switching Frequency
52kHz
Number of Outputs
1
Alternate Parts Comparison (LM2576SX-3.3/NOPB vs LM2576SX-12/NOPB vs LM2576SX-ADJ/NOPB vs LM2576SX-3.3/E7001841)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Lifecycle Status | Active | Active | Active | Active |
| RoHS | Yes | Yes | Yes | -- |
| Package | TO-263 (KTT)-5 | DDPAK-6 | TO-263 (KTT)-5 | -- |
| Package / Case | TO-263-6, D²Pak | -- | -- | TO-263-6, D²Pak |
| Operating Temperature | -40°C ~ 125°C (TJ) | -- | -- | -40°C ~ 125°C |
| Switching Frequency | 52kHz | -- | -- | 52kHz |
| Control Mode | Voltage mode | -- | Voltage mode | -- |
| Duty Cycle Max | 98 | -- | 98 | -- |
| Iq Typ Ma | 5 | -- | 5 | -- |
| Max Input Voltage | 40V | -- | -- | 40V |
| Number of Outputs | 1 | -- | -- | 1 |
| Operating Temperature Range C | -40 to 125 | -- | -40 to 125 | -- |
| Action |
More Parts in Microcontrollers
Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.
LM2576SX-12/NOPBTexas Instruments7.5A SWITCHING REGULATOR, 63kHz SWITCHING FREQ-MAX, PSSO5, TO-263, 5 PIN
LM2576SX-3.3Texas Instruments7.5A SWITCHING REGULATOR, 63kHz SWITCHING FREQ-MAX, PSSO5, TO-263, 5 PIN