Texas Instruments LM5109BSDX/NOPB Microcontrollers
1-A, 100-V half bridge gate driver with 8-V UVLO and high noise immunity 8-WSON -40 to 125
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
LM5109BSDX/NOPB
Detailed Description
1-A, 100-V half bridge gate driver with 8-V UVLO and high noise immunity 8-WSON -40 to 125
Package
8-WDFN Exposed Pad
Lifecycle Status
Active
Datasheet
LM5109BSDX/NOPB Datasheet
Quick Jump:
Technical Specifications
Texas Instruments LM5109BSDX/NOPB Microcontrollers technical specifications.
General
Series
LM5109B
RoHS
Yes
Package / Case
8-WDFN Exposed Pad
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 125°C (TJ)
Supply Voltage
8V ~ 14V
Lifecycle Status
Active
Input Type
Non-Inverting
Channel Type
Independent
Driven Configuration
Half-Bridge
Alternate Parts Comparison (LM5109BSDX/NOPB vs LM34926SDX/NOPB vs LM25017SDX/NOPB vs LM34925SDX/NOPB)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 8-WDFN Exposed Pad | 8-WDFN Exposed Pad | 8-WDFN Exposed Pad | 8-WDFN Exposed Pad |
| Operating Temperature | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount | SMD/SMT | Surface Mount | Surface Mount |
| Switching Frequency | -- | Adj to 1MHz | Up to 1MHz | Adj to 1MHz |
| Max Input Voltage | -- | 100V | 48V | 100V |
| Min Input Voltage | -- | 7.5V | 7.5V | 7.5V |
| Output Configuration | -- | Positive, Isolation Capable | Positive | Positive, Isolation Capable |
| Output Current | 1 A | 300mA | 650mA | 100mA |
| Output Type | -- | Adjustable | Adjustable | Adjustable |
| Output Voltage | -- | 1.225V | 1.225V | 1.225V |
| Synchronous Rectifier | -- | Yes | Yes | Yes |
| Topology | -- | Buck | Buck | Buck |
| 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
NCP5183DR2GonsemiSimilaronsemi
Pin NoPkg NoElec Mixed
High Voltage 4.3 A High and Low Side Driver, 2500-REEL
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.
LM25017SDX/NOPBTexas Instruments7.5-48V Wide Vin, 650mA Constant On-Time Synchronous Buck Regulator 8-WSON -40 to 125
LM25101ASDX-1/NOPBTexas Instruments3-A, 2-A or 1-A half bridge gate driver with 8-V UVLO and TTL inputs 8-WSON -40 to 125
LM34925SDX/NOPBTexas Instruments7.5-100V Wide Vin, 100mA Integrated Secondary Bias Regulator for Isolated DC/DC Converters 8-WSON -40 to 125