Texas Instruments LM2596SX-ADJ Microcontrollers
SIMPLE SWITCHER® 4.5V to 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)
LM2596SX-ADJ
Base Model
Detailed Description
SIMPLE SWITCHER® 4.5V to 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
LM2596SX-ADJ Datasheet
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Technical Specifications
Texas Instruments LM2596SX-ADJ Microcontrollers technical specifications.
General
RoHS
Yes
Package / Case
TO-263-6, D²Pak
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 125°C
Lifecycle Status
Active
Output Type
Adjustable
Max Input Voltage
40V
Output Current
3A
Switching Frequency
150kHz
Number of Outputs
1
Related Parts Comparison (LM2596SX-ADJ vs LM2596SX-ADJ/NOPB vs LM2596SX-3.3/J7001682 vs LM2596SX-ADJ/ELLI955)
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 |
| Operating Temperature | -40°C ~ 125°C | -40°C ~ 125°C (TJ) | -40°C ~ 125°C | -40°C ~ 125°C |
| Switching Frequency | 150kHz | 150kHz | 150kHz | 150kHz |
| Lifecycle Status | Active | Active | Active | Active |
| Max Input Voltage | 40V | 40V | 40V | 40V |
| Min Input Voltage | 4.5V | 4.5V | 4.5V | 4.5V |
| Number of Outputs | 1 | 1 | 1 | 1 |
| Output Configuration | Positive | Positive | Positive | Positive |
| Output Current | 3A | 3A | 3A | 3A |
| Output Type | Adjustable | Adjustable | Fixed | Adjustable |
| Output Voltage | 1.2V | 1.2V | 3.3V | 1.2V |
| Synchronous Rectifier | No | No | No | No |
| 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
LM2596DSADJR4GonsemiDirectonsemi
Pin YesPkg YesElec Yes
Adjustable Buck Regulator, 3A, 40V In, 37V Out, D2PAK, Tape & Reel
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