Texas Instruments LM2576S-12 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)
LM2576S-12
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
Not For New Designs
Datasheet
LM2576S-12 Datasheet
Quick Jump:
Technical Specifications
Texas Instruments LM2576S-12 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
Not For New Designs
Output Type
Fixed
Max Input Voltage
40V
Output Current
3A
Switching Frequency
52kHz
Number of Outputs
1
Related Parts Comparison (LM2576S-12 vs LM2576S-5.0/NOPB vs LM2576S-ADJ/NOPB vs LM2576S-3.3/NOPB)
Side-by-side specifications of related catalog parts.
Engineering verification required. Related parts may have different electrical ratings, pinouts, footprints, and operating limits. Verify suitability for your circuit before substitution.
| This Part | Related Part | Related Part | Related Part | |
|---|---|---|---|---|
| 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 |
| RoHS | Yes | Yes | Yes | Yes |
| Lifecycle Status | Not For New Designs | Active | Active | Active |
| Control Mode | Voltage mode | Voltage mode | Voltage mode | Voltage mode |
| Duty Cycle Max | 98 | 98 | 98 | 98 |
| Function | Step-Down | Step-Down | Step-Down | Step-Down |
| Iq Typ Ma | 5 | 5 | 5 | 5 |
| Max Input Voltage | 40V | 40V | 40V | 40V |
| Min Input Voltage | 4V | 4V | 4V | 4V |
| Action |
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Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.
LM2576S-5.0Texas InstrumentsSIMPLE SWITCHER® 40V, 3A Low Component Count Step-Down Regulator 5-DDPAK/TO-263 -40 to 125