TPS628502DRLR Texas Instruments Integrated Circuit (SO Transistor Flat Lead) In Stock
The TPS628502DRLR is a high-efficiency current-mode PWM synchronous buck converter from Texas Instruments. It accepts 2.7V to 6V input and delivers regulated output with PFM control for light-load efficiency in an 8-pin SOT-23 flat lead package. In stock worldwide with fast shipping.
- Manufacturer
- Texas Instruments
- Package
- SO Transistor Flat Lead
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- TPS628502DRLR Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 150.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Current-mode PWM control with PFM technique for optimized efficiency across full load range from light to heavy loads
- Wide input voltage range of 2.7V to 6V with 5V nominal, ideal for single-cell Li-ion and USB-powered applications
- Ultra-compact 8-pin SOT-23 flat lead package (R-PDSO-F8) enabling small PCB footprint for space-constrained designs
- Lead-free and RoHS compliant construction with 15-year estimated end-of-life, ensuring long-term availability and environmental compliance
Applications
The TPS628502DRLR is ideal for powering microcontrollers, sensors, and RF modules in portable consumer electronics, wearable devices, and IoT nodes powered from single-cell Li-ion batteries or USB. Its PFM mode at light loads extends battery life in sleep-mode applications, while PWM mode maintains tight regulation under heavier loads. It is also suited for industrial handhelds and medical portable instruments requiring compact, efficient power conversion.
Specifications
| Pbfree Code | Yes |
| YTEOL | 15 |
| Additional Feature | PFM CONTROL TECHNIQUE ALSO AVAILABLE |
| Analog IC - Other Type | SWITCHING REGULATOR |
| Control Mode | CURRENT-MODE |
| Control Technique | PULSE WIDTH MODULATION |
| Input Voltage-Max | 6V |
| Input Voltage-Min | 2.7V |
| Input Voltage-Nom | 5V |
| JESD-30 Code | R-PDSO-F8 |
| JESD-609 Code | e3 |
| Number of Functions | 1 |
| Number of Outputs | 1 |
| Output Current-Max | 2A |
| Output Voltage-Max | 5.5V |
| Output Voltage-Min | 0.6V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | FL8,.06,20 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, VERY THIN PROFILE |
| Peak Reflow Temperature (Cel) | 260 |
| Surface Mount | YES |
| Switcher Configuration | BUCK |
| Switching Frequency-Max | 4000kHz |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | FLAT |
| Terminal Pitch | 0.5mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | SO Transistor Flat Lead |
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 | Philippines |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for TPS628502DRLR:
Switching Regulator, Current-mode, 2A, 4000kHz Switching Freq-Max, PDSO8
Switching Regulator, Current-mode, 2A, 4000kHz Switching Freq-Max, BICMOS, PDSO8
Frequently Asked Questions
What is the input voltage range of the TPS628502DRLR?
The TPS628502DRLR accepts an input voltage range of 2.7V to 6V with a nominal operating voltage of 5V. This range makes it compatible with single-cell lithium-ion batteries, USB 5V rails, and other common portable power sources.
What control technique does the TPS628502DRLR use for improved efficiency?
The TPS628502DRLR uses current-mode pulse width modulation (PWM) as its primary control technique, with an additional PFM (Pulse Frequency Modulation) control technique available for light-load conditions. The combination of PWM and PFM helps maintain high efficiency across a wide load range, reducing quiescent current drain in standby and sleep modes.
What package does the TPS628502DRLR use and what are its dimensions?
The TPS628502DRLR is housed in an 8-pin SOT-23 flat lead package, designated by JESD-30 code R-PDSO-F8. This compact surface-mount package has a very small PCB footprint, making it suitable for space-constrained portable and wearable device designs.
Is the TPS628502DRLR RoHS compliant and lead-free?
Yes, the TPS628502DRLR is fully RoHS compliant and lead-free, as indicated by the Pbfree Code: Yes designation. It has an estimated end-of-life (YTEOL) of 15 years, indicating long-term product availability and reliability for production designs.
What types of applications is the TPS628502DRLR best suited for?
The TPS628502DRLR is optimized for battery-powered portable applications including wearables, IoT sensors, wireless modules, and handheld consumer electronics. Its 2.7V to 6V input range and high efficiency in PFM mode make it especially effective for single-cell Li-ion powered designs where extending battery life is critical.
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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.
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