TPS54040QDRCQ1
Automotive-grade 42V, 0.5A step-down DC/DC converter with integrated MOSFET and Eco-Mode™
Quick Answer: TPS54040QDRCQ1 is a Texas Instruments automotive-grade synchronous step-down DC/DC converter designed for high-reliability power management applications.
- Manufacturer
- Texas Instruments
- Product Category
- DC/DC Switching Controllers
- Package
- 10-VSON
- Stock
- 1,500 pcs
- Availability
- Current quantity subject to confirmation.
Product Attributes
| Manufacturer | Texas Instruments |
|---|---|
| Product Category | DC/DC Switching Controllers |
| Applications | Automotive Electronics, Industrial Power Systems, Low Power Systems |
| Control Method | Current Mode Control |
| Features | Eco-Mode™, Soft Start, Power Good, UVLO |
| Input Voltage Range | 3.5V to 42V |
| Integrated MOSFET | 200mΩ High-Side MOSFET |
| Interface | Enable and External Clock Synchronization |
| Maximum Output Current | 0.5A |
| Maximum Output Voltage | Up to 39V |
| Minimum Output Voltage | 0.8V |
| Mounting Type | Surface Mount |
| Number of Pins | 10 Pins |
| Operating Temperature Range | -40°C to +150°C |
| Package Size | 3mm x 3mm |
| Package Type | SON Package |
| Product Type | Step-Down DC/DC Converter |
| Protection Features | Thermal Shutdown, Overvoltage Protection, Frequency Foldback |
| Qualification | Automotive Grade (AEC-Q100 Qualified) |
| Quiescent Current | 116µA Typical |
| Reference Voltage | 0.8V Internal Reference |
| Shutdown Current | 1.3µA Typical |
| Switching Frequency | 100kHz to 2.5MHz |
| Topology | Buck Converter |
| Datasheet | Request Datasheet |
Procurement Snapshot
Key supply and purchasing information for TPS54040QDRCQ1.
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Detailed Description for TPS54040QDRCQ1
Product Overview
TPS54040QDRCQ1 is a Texas Instruments automotive-grade synchronous step-down DC/DC converter designed for high-reliability power management applications. This device integrates a high-side MOSFET and supports a wide 3.5V to 42V input voltage range with 0.5A output current capability. Featuring Eco-mode™ control, adjustable switching frequency, low quiescent current and automotive qualification, it is suitable for vehicle electronics, industrial power systems, infotainment modules and embedded power supply designs.
Key Features
Manufacturer: Texas Instruments
Part Number: TPS54040QDRCQ1
Product Type: Automotive Step-Down DC/DC Converter
Series: SWIFT™ DC/DC Converter
Converter Topology: Buck Step-Down Regulator
Automotive Qualification: AEC-Q100 Qualified
Input Voltage Range: 3.5V to 42V
Output Current: 0.5A Maximum
Output Voltage Range: Adjustable from 0.8V to 39V
Integrated Component: 200mΩ High-Side MOSFET
Control Mode: Current Mode Control
Switching Frequency: 100kHz to 2.5MHz Adjustable
Light Load Efficiency: Eco-mode™ Pulse Skipping Control
Quiescent Current: 116μA Typical
Shutdown Current: 1.3μA Typical
Internal Voltage Reference: 0.8V
Enable Function: Adjustable UVLO and enable control
Protection Functions: Thermal shutdown, current limit, frequency foldback and overvoltage protection
Soft Start Function: Adjustable slow start and sequencing support
Package Type: VSON-10 (DRC) PowerPAD™ Package
Mounting Type: Surface Mount Technology (SMT)
Operating Temperature Range: -40°C to +150°C
Features: Wide input range, high efficiency, compact design and automotive reliability
Typical Applications: Automotive electronics, industrial controllers, power modules, infotainment systems and embedded power supplies
Datasheet: TPS54040QDRCQ1 datasheet PDF available for technical verification before production use.
Applications
TPS54040QDRCQ1 is designed for automotive and industrial power conversion systems requiring stable voltage regulation, low power consumption and high reliability. Typical applications include automotive control units (ECUs), infotainment systems, navigation equipment, industrial automation controllers, battery-powered systems and distributed power architectures.
Quality & Sourcing
Antrex Electronics can support TPS54040QDRCQ1 sourcing with stock availability checks, RFQ quotation, package confirmation, date code review and shipment arrangement. For project-based purchasing, customers can provide quantity requirements, delivery schedules, application details and technical specifications for faster quotation support.
For quality assurance, Antrex Electronics can assist with product photos, marking verification, visual inspection and third-party testing services when required. OEM manufacturers, automotive electronics suppliers, industrial equipment providers and electronic component buyers are welcome to submit BOM lists or hard-to-find power management requirements for sourcing assistance.
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