Texas Instruments LM2670SX-ADJ/NOPB DC DC Switching Regulators
IC REG BUCK ADJ 3A TO263-7
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
LM2670SX-ADJ/NOPB
Detailed Description
IC REG BUCK ADJ 3A TO263-7
Package
TO-263-8, D²Pak (7 Leads + Tab), TO-263CA
Key Features
Package / Case: TO-263-8, D²Pak (7 Leads + Tab), TO-263CA; Mounting Type: Surface Mount
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
LM2670SX-ADJ/NOPB Datasheet
Quick Jump:
Technical Specifications
Texas Instruments LM2670SX-ADJ/NOPB DC DC Switching Regulators technical specifications.
General
RoHS
Yes
Package / Case
TO-263-8, D²Pak
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 125°C (TJ)
Lifecycle Status
Active
Output Type
Adjustable
Max Input Voltage
40V
Output Current
3A
Switching Frequency
260kHz
Number of Outputs
1
Alternate Parts Comparison (LM2670SX-ADJ/NOPB vs LM2598SX-12/NOPB vs LM2676SX-12/NOPB vs LM2673S-5.0)
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-263-8, D²Pak | TO-263-8, D²Pak | TO-263-8, D²Pak | TO-263-8, 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 | 260kHz | 150kHz | 260kHz | 260kHz |
| RoHS | Yes | Yes | Yes | Yes |
| Lifecycle Status | Active | Active | Active | Not For New Designs |
| Function | Step-Down | Step-Down | Step-Down | Step-Down |
| Max Input Voltage | 40V | 40V | 40V | 40V |
| Min Input Voltage | 8V | 4.5V | 8V | 8V |
| Number of Outputs | 1 | 1 | 1 | 1 |
| Output Configuration | Positive | Positive | Positive | Positive |
| Output Current | 3A | 1A | 3A | 3A |
| 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
LM2576D2T-ADJR4GonsemiSimilaronsemi
Pin NoPkg NoElec Downgrade
Buck Regulator, Switching, 3.0 A, 15 V 3.0 A, Adjustable 1.23-37 V, 52 kHz, 5 LEAD D2PAK, 800-REEL
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