TPS54331DR Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
The TPS54331DR is a 3 A step-down DC-DC converter with an adjustable output and a wide 3.5 V to 28 V input range in an 8-pin SOIC package. It uses current-mode PWM control. From $1.25 in stock, worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- TPS54331DR Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.5217(MOQ 1)
- Temp Range
- -40.0°C to 150.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of TPS54331DR?
- 3 A maximum continuous output current
- Adjustable output voltage down to 0.8 V reference
- Wide 3.5 V to 28 V input voltage range
- Current-mode PWM control for fast transient response
- 8-pin SOIC (D) package
- 12 V nominal input voltage rating
What is TPS54331DR used for?
The TPS54331DR is used to generate regulated point-of-load rails in industrial, telecom, and embedded systems powered from 12 V or 24 V buses, including networking equipment, industrial control modules, and embedded computing boards. Its wide 3.5 V to 28 V input range and current-mode PWM control also suit automotive and battery-backed systems that experience input voltage variation.
What are the specifications of TPS54331DR?
| Pbfree Code | Yes |
| YTEOL | 15 |
| Analog IC - Other Type | SWITCHING REGULATOR |
| Control Mode | CURRENT-MODE |
| Control Technique | PULSE WIDTH MODULATION |
| Input Voltage-Max | 28V |
| Input Voltage-Min | 3.5V |
| Input Voltage-Nom | 12V |
| JESD-30 Code | R-PDSO-G8 |
| JESD-609 Code | e4 |
| Number of Functions | 1 |
| Number of Outputs | 1 |
| Output Current-Max | 3A |
| Output Voltage-Max | 25V |
| Output Voltage-Min | 0.8V |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Surface Mount | YES |
| Switcher Configuration | BUCK |
| Switching Frequency-Max | 570kHz |
| Technology | BICMOS |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| ## TPS54331DR Alternates Showing results | Image |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.90 |
| Country of Origin | Mexico |
Where can I find the TPS54331DR datasheet?
TPS54331DR Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for TPS54331DR?
Compatible alternatives and drop-in replacements for TPS54331DR:
Switching Regulator, Current-mode, 3A, 570kHz Switching Freq-Max, BICMOS, PDSO8
suggested
suggested
suggested
Frequently Asked Questions
How wide is the input voltage range the TPS54331DR can accept while regulating its output?
The TPS54331DR accepts input voltages from 3.5 V to 28 V and delivers up to 3 A of continuous output current, with the output adjustable down to a 0.8 V reference for flexible point-of-load designs.
Which package and control topology does the TPS54331DR use to manage switching noise at 3 A loads?
This converter is housed in an 8-pin SOIC package and relies on current-mode pulse-width-modulation control, which improves loop stability and reduces switching noise while delivering up to 3 A of output current across the 3.5 V to 28 V input range.
In what type of power architecture would engineers select the TPS54331DR over a fixed-output regulator?
Because the TPS54331DR offers an adjustable output referenced to 0.8 V and accepts a 12 V nominal input up to 28 V maximum, it is often chosen for multi-rail industrial and telecom power architectures needing a single flexible 3 A buck stage instead of several fixed-voltage parts.
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Why Buy from FindMyChip
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.
More from Texas Instruments
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $0.7800 | $0.78 |
| 10+ | $0.7700 | $7.70 |
| 17+ | $0.6307 | $10.72 |
| 25+ | $0.5944 | $14.86 |
| 100+ | $0.5217 | $52.17 |
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