L6743D
- Mfr.Part #
- L6743D
- Manufacturer
- STMicroelectronics
- Package / Case
- 8-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC GATE DRVR HALF-BRIDGE 8SO
- Stock
- 4,063
- In Stock :
- 4,063
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- Manufacturer :
- STMicroelectronics
- Product Category :
- Gate Drivers
- High Side Voltage - Max (Bootstrap) :
- 41V
- Turn On Time :
- 0.075 μs
- ECCN Code :
- EAR99
- RoHS Status :
- ROHS3 Compliant
- Number of Functions :
- 1
- Propagation Delay :
- 75 ns
- JESD-609 Code :
- e4
- Pin Count :
- 8
- Number of Terminations :
- 8
- Voltage - Supply :
- 5V~12V
- Time@Peak Reflow Temperature-Max (s) :
- NOT SPECIFIED
- Power Dissipation :
- 1.15W
- High Side Driver :
- yes
- Length :
- 4.9mm
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Driven Configuration :
- Half-Bridge
- Mount :
- Surface Mount
- Output Voltage :
- 10V
- Package / Case :
- 8-SOIC (0.154, 3.90mm Width)
- Current - Peak Output (Source, Sink) :
- 2A -
- Qualification Status :
- Not Qualified
- Operating Temperature :
- 0°C~125°C TJ
- Lead Free :
- Lead Free
- Manufacturer Package Identifier :
- 0016023 C
- Width :
- 3.9mm
- Base Part Number :
- L6743
- Max Power Dissipation :
- 1.15W
- Channel Type :
- SYNCHRONOUS
- Packaging :
- Tube
- Mounting Type :
- Surface Mount
- Number of Pins :
- 8
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Supply Voltage :
- 12V
- Terminal Position :
- Dual
- Peak Reflow Temperature (Cel) :
- 260
- Lifecycle Status :
- NRND (Last Updated: 8 months ago)
- Interface IC Type :
- BUFFER OR INVERTER BASED MOSFET DRIVER
- Input Type :
- Non-Inverting
- Turn Off Time :
- 0.045 µs
- Nominal Supply Current :
- 5mA
- Terminal Form :
- Gull wing
- Number of Drivers :
- 2
- Height Seated (Max) :
- 1.75mm
- Logic Voltage - VIL, VIH :
- 0.8V 2V
- Gate Type :
- N-Channel MOSFET
- Max Output Current :
- 2A
- Datasheets
- L6743D

Gate Drivers STMicroelectronics L6743D Overview
The Gate Drivers STMicroelectronics L6743D is a high-performance, half-bridge gate driver designed to drive N-channel MOSFETs and IGBTs. This integrated circuit is crafted by STMicroelectronics, a leader in semiconductor solutions, ensuring reliability and efficiency for various demanding applications. With its compact 8SO package, the L6743D integrates advanced control and protection features to enhance system performance and durability. Ideal for B2B customers seeking robust solutions for high-power switching applications, this product stands out for its precision and power handling capabilities.
L6743D Features
The L6743D gate driver includes under-voltage lockout for both channels, cross-conduction prevention logic, and matched delay outputs. Its high peak drive current and low shutdown current make it exceptionally suitable for high-frequency operation. Additionally, the device features an integrated bootstrap diode, simplifying board layout and reducing external component count, which is crucial for compact designs.
L6743D Applications
- DC-DC Converters: Enhances efficiency by driving MOSFETs in various converter topologies, improving power transfer and reducing heat dissipation.
- Motor Control: Utilized in controlling motor drivers for both industrial and automotive applications, ensuring precise operation under varying load conditions.
- Class-D Audio Amplifiers: Drives MOSFETs in audio amplifiers, delivering high-fidelity audio output with minimal power loss and distortion.
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