TPS54612PWP Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
The TPS54612PWP is a 6 A, 3 V to 6 V input, voltage-mode PWM step-down switching regulator from Texas Instruments for powering processors and FPGAs. It delivers high-efficiency DC-DC conversion with fast transient response in a 28-pin HTSSOP package. From $2.10, in stock, worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 28
- Lifecycle
- OBSOLETE
- Datasheet
- TPS54612PWP Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $2.4542(MOQ 1)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 6 A output current step-down regulator covering 3 V to 6 V input range for powering processors and FPGAs from 5 V rails
- Voltage-mode PWM control providing excellent steady-state regulation accuracy and predictable loop compensation design
- 28-pin HTSSOP (R-PDSO-G28) package with thermal pad for efficient heat dissipation in dense power supply layouts
Applications
The TPS54612PWP is designed for point-of-load DC-DC converters powering DSPs, FPGAs, and application processors on embedded computing boards operating from a 5 V system bus. Its 6 A output capability supports the peak current demands of high-performance processors during burst workloads. It is also used in networking equipment, industrial controllers, and test instruments where stable, high-current 3.3 V or 1.8 V regulated rails are derived from a 5 V input.
Specifications
| Pbfree Code | Yes |
| YTEOL | 0 |
| Analog IC - Other Type | SWITCHING REGULATOR |
| Control Mode | VOLTAGE-MODE |
| Control Technique | PULSE WIDTH MODULATION |
| Input Voltage-Max | 6V |
| Input Voltage-Min | 3V |
| Input Voltage-Nom | 5V |
| JESD-30 Code | R-PDSO-G28 |
| JESD-609 Code | e4 |
| Number of Functions | 1 |
| Number of Outputs | 1 |
| Output Current-Max | 6A |
| Output Voltage-Max | 1.2V |
| Output Voltage-Min | 1.2V |
| Output Voltage-Nom | 1.2V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSSOP28,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Surface Mount | YES |
| Switcher Configuration | BUCK |
| Switching Frequency-Max | 700kHz |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | NICKEL PALLADIUM GOLD |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.65mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 2 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.01 |
| Country of Origin | Malaysia, Taiwan |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for TPS54612PWP:
Switching Regulator, Voltage-mode, 6A, 700kHz Switching Freq-Max, BICMOS, PDSO28
Switching Regulator, Voltage-mode, 6A, 700kHz Switching Freq-Max, PDSO28
Switching Regulator, Voltage-mode, 6A, 700kHz Switching Freq-Max, BICMOS, PDSO28
Frequently Asked Questions
What is the output current capability of the TPS54612PWP and which processor loads does it support?
The TPS54612PWP delivers up to 6 A of continuous output current from a 3 V to 6 V input supply, making it capable of powering mid-range DSPs, FPGAs, and application processors that draw 3 A to 6 A peak from a 1.8 V or 3.3 V point-of-load rail in embedded computing and networking applications.
How does voltage-mode PWM control in the TPS54612PWP affect loop compensation and design effort?
The TPS54612PWP uses voltage-mode PWM control with a fixed frequency oscillator, providing a well-defined double-pole LC filter response that designers can compensate with a standard Type III error amplifier network. This results in predictable, simulation-friendly loop design compared to current-mode topologies, simplifying power supply optimization for 5 V to 3.3 V step-down converters in FPGA and processor boards.
What input voltage range does the TPS54612PWP support and why does it suit 5 V system bus designs?
The TPS54612PWP supports a 3 V to 6 V input voltage range centered on the 5 V nominal system bus, covering the full USB and ATX power supply output tolerance window (4.75 V to 5.25 V) and allowing the regulator to remain in regulation even during bus droop events, making it a reliable single-supply point-of-load converter for industrial and embedded boards.
How does the 28-pin HTSSOP package of the TPS54612PWP help manage thermal performance at 6 A?
The 28-pin HTSSOP package includes an exposed thermal pad on the bottom that bonds directly to the PCB copper pour, enabling junction-to-board thermal resistance well below that of standard SOIC packages. At 6 A full load with a 1 V dropout, the exposed pad dissipates up to 6 W effectively, keeping the junction temperature within the rated 150 °C limit in typical industrial operating environments.
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About Texas Instruments
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.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $3.8220 | $3.82 |
| 9+ | $2.8028 | $25.23 |
| 28+ | $2.5480 | $71.34 |
| 200+ | $2.4541 | $490.83 |
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