Texas Instruments LM2674MX-3.3/NOPB Microcontrollers
3.3V 500mA Step-Down Regulator, 40V In, 86% Eff, SOIC
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
LM2674MX-3.3/NOPB
Base Model
Detailed Description
3.3V 500mA Step-Down Regulator, 40V In, 86% Eff, SOIC
Package
8-SOIC (0.154", 3.90mm Width)
Lifecycle Status
Active
Datasheet
LM2674MX-3.3/NOPB Datasheet
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Technical Specifications
Texas Instruments LM2674MX-3.3/NOPB Microcontrollers technical specifications.
General
RoHS
Yes
Package / Case
8-SOIC
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 125°C (TJ)
Lifecycle Status
Active
Output Type
Fixed
Max Input Voltage
40V
Output Current
500mA
Switching Frequency
260kHz
Number of Outputs
1
Alternate Parts Comparison (LM2674MX-3.3/NOPB vs LM2674MX-5.0/NOPB vs LM2674MX-ADJ/NOPB vs LM2674MX-3.3)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| RoHS | Yes | Yes | Yes | Yes |
| Lifecycle Status | Active | Active | Active | Obsolete |
| Package | SOIC (D)-8 | SOIC (D)-8 | SOIC-8 | SOIC-8 |
| Package / Case | 8-SOIC | -- | 8-SOIC | 8-SOIC |
| Mounting Type | Surface Mount | -- | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 125°C (TJ) | -- | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) |
| Switching Frequency | 260kHz | -- | 260kHz | 260kHz |
| Control Mode | Voltage mode | Voltage mode | Voltage mode | -- |
| Duty Cycle Max | 95 | 95 | 95 | -- |
| Function | Step-Down | -- | Step-Down | Step-Down |
| Iq Typ Ma | 2.5 | 2.5 | 2.5 | -- |
| Max Input Voltage | 40V | -- | 40V | 40V |
| 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
LM2594DADJR2GonsemiSimilaronsemi
Pin NoPkg YesElec Downgrade
Adjustable Buck Regulator, 40V In, 0.5A Out, SOIC-8
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