TPS54316PWPR Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
The TPS54316PWPR is a 3A synchronous step-down SWIFT buck converter from Texas Instruments accepting 3V to 6V input and providing a fixed 3.3V output regulated using voltage-mode PWM control in a 20-pin SOIC package. It integrates high-side and low-side MOSFETs for high efficiency and minimal external component count. Ideal for point-of-load conversion from 5V bus rails in embedded systems, DSPs, FPGAs, and communications equipment.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 20
- Lifecycle
- ACTIVE
- Datasheet
- TPS54316PWPR Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $2.9105(MOQ 25)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 3A output current with synchronous rectification for high-efficiency 3.3V point-of-load regulation
- 3V to 6V wide input voltage range covering standard 3.3V and 5V system bus rails
- Voltage-mode PWM control with internal compensation for stable, fast transient response
- Integrated high-side and low-side power MOSFETs minimize external component count
- 20-pin SOIC package (R-PDSO-G20) for easy surface-mount PCB integration
- RoHS compliant and Pb-free (JESD-609 e4) for environmentally responsible designs
Applications
The TPS54316PWPR is commonly used in embedded processor boards, DSP systems, FPGA power rails, and network communication equipment where efficient 3.3V regulation from a 5V bus is required. Its synchronous switching topology and integrated FETs make it an efficient, compact solution for industrial automation, test instrumentation, and telecommunications power supply designs.
Specifications
| Pbfree Code | Yes |
| YTEOL | 15 |
| Analog IC - Other Type | SWITCHING REGULATOR |
| Control Mode | VOLTAGE-MODE |
| Control Technique | PULSE WIDTH MODULATION |
| Input Voltage-Max | 6V |
| Input Voltage-Min | 4V |
| Input Voltage-Nom | 5V |
| JESD-30 Code | R-PDSO-G20 |
| JESD-609 Code | e4 |
| Number of Functions | 1 |
| Number of Outputs | 1 |
| Output Current-Max | 3A |
| Output Voltage-Max | 3.3V |
| Output Voltage-Min | 3.3V |
| Output Voltage-Nom | 3.3V |
| Package Body Material | PLASTIC/EPOXY |
| 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 | INDUSTRIAL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| 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 | 8542.39.00.90 |
| Country of Origin | Malaysia, Taiwan |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for TPS54316PWPR:
Switching Regulator, Voltage-mode, 3A, 700kHz Switching Freq-Max, PDSO20
Switching Regulator, Voltage-mode, 3A, 700kHz Switching Freq-Max, PDSO20
Switching Regulator, Voltage-mode, 3A, 700kHz Switching Freq-Max, PDSO20
Frequently Asked Questions
What is the input voltage range and output voltage of the TPS54316PWPR?
The TPS54316PWPR accepts input voltages from 3V to 6V (nominal 5V) and provides a fixed 3.3V regulated output at up to 3A, making it suitable for standard point-of-load power conversion in embedded and digital signal processing systems.
How does the TPS54316PWPR achieve high conversion efficiency?
The TPS54316PWPR uses synchronous voltage-mode PWM switching with integrated high-side and low-side MOSFETs, eliminating external diode losses and enabling high conversion efficiency across its full 3A output current range.
What package is the TPS54316PWPR available in?
The TPS54316PWPR is packaged in a 20-pin small outline IC (SOIC, R-PDSO-G20), suitable for surface-mount assembly in compact power supply and embedded processor PCB designs requiring space-efficient, high-efficiency DC-DC conversion.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 25+ | $4.8092 | $120.23 |
| 60+ | $3.3583 | $201.50 |
| 78+ | $3.2463 | $253.21 |
| 104+ | $2.9105 | $302.69 |
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