TPS54140ADRCT Texas Instruments Integrated Circuit (Other) In Stock
Texas Instruments TPS54140ADRCT is a 1.5A step-down switching regulator with 3.5V to 42V wide input range using current-mode PWM control in a 10-pin DRC package. Supports 12V nominal input and delivers regulated output with high efficiency. Available from stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Other
- Pin Count
- 10
- Lifecycle
- ACTIVE
- Datasheet
- TPS54140ADRCT Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Wide 3.5V to 42V input voltage range supporting industrial, automotive, and telecommunications power rails
- 1.5A output current with current-mode PWM control for fast transient response and inherent cycle-by-cycle current limiting
- Compact 10-pin VSON package (JESD-30 code S-PDSO-N10) with lead-free e4 compliance for high-density board designs
Applications
The TPS54140ADRCT is designed for step-down DC-DC conversion in industrial automation equipment, telecom infrastructure, and automotive electronics where wide input voltage variation is common. Its current-mode control architecture delivers excellent load transient response and simplifies compensation design for fast-switching power supplies. The 42V maximum input makes it ideal for 24V and 36V industrial bus systems requiring efficient point-of-load regulation.
Specifications
| Pbfree Code | Yes |
| YTEOL | 15 |
| Analog IC - Other Type | SWITCHING REGULATOR |
| Control Mode | CURRENT-MODE |
| Control Technique | PULSE WIDTH MODULATION |
| Input Voltage-Max | 42V |
| Input Voltage-Min | 3.5V |
| Input Voltage-Nom | 12V |
| JESD-30 Code | S-PDSO-N10 |
| JESD-609 Code | e4 |
| Number of Functions | 1 |
| Number of Outputs | 1 |
| Output Current-Max | 1.5A |
| Output Voltage-Max | 39V |
| Output Voltage-Min | 0.8V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOLCC10,.12,20 |
| Package Shape | SQUARE |
| Package Style | SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Surface Mount | YES |
| Switcher Configuration | BUCK |
| Switching Frequency-Max | 2500kHz |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | NO LEAD |
| Terminal Pitch | 0.5mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.90 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for TPS54140ADRCT:
Switching Regulator, Current-mode, 1.5A, 2500kHz Switching Freq-Max, PDSO10
Frequently Asked Questions
What is the input voltage range and output current of the TPS54140ADRCT?
The TPS54140ADRCT accepts input voltages from 3.5V to 42V with a nominal 12V input, and delivers up to 1.5A of continuous output current, making it suitable for a wide range of industrial and automotive step-down conversion applications.
What control mode does the TPS54140ADRCT use and what are its benefits?
This device uses current-mode pulse width modulation (PWM) control, which provides inherent cycle-by-cycle current limiting for overcurrent protection, simplified frequency compensation, and fast transient response compared to voltage-mode control architectures.
What package does the TPS54140ADRCT use and is it RoHS compliant?
The TPS54140ADRCT is housed in a 10-pin VSON package with JESD-30 code S-PDSO-N10 and JESD-609 code e4, confirming it is lead-free and halogen-free, meeting RoHS and environmental compliance requirements for global markets.
What are typical applications for the TPS54140ADRCT?
Typical applications include point-of-load regulators for industrial 24V and 36V bus systems, automotive body electronics, telecom and networking equipment power rails, and any embedded system requiring efficient step-down conversion from a wide-range input to a lower regulated output voltage with up to 1.5A load current.
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Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
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