TPS65273VDAPR Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
TPS65273VDAPR is a dual synchronous step-down converter accepting 4.5V–18V input, delivering 3.5A per channel with I2C-controlled VID output from 0.68V to 1.95V. From $2.11, in stock, worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 33
- Lifecycle
- ACTIVE
- Datasheet
- TPS65273VDAPR Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $2.1100(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
- Dual 3.5A synchronous step-down channels in a single compact package
- I2C-controlled VID output adjustable from 0.68V to 1.95V for dynamic voltage scaling
- Wide 4.5V to 18V input voltage range suits industrial and telecom power rails
- Current-mode PWM control for fast transient response and tight regulation
- 32-pin PDSO package enables high-density PCB layout
Applications
The TPS65273VDAPR is well-suited for multi-rail processor and FPGA power supplies where independent voltage domains must be dynamically adjusted via I2C. It is commonly used in communications infrastructure equipment, industrial controllers, and embedded computing platforms powered from 12V bus rails. Its dual-channel architecture and VID control also make it ideal for SoC and DSP power management in space-constrained designs.
Specifications
| Pbfree Code | Yes |
| YTEOL | 15 |
| Additional Feature | ADJUSTABLE OUTPUT MODE FROM 0.68 V TO 1.95 V |
| Analog IC - Other Type | DUAL SWITCHING CONTROLLER |
| Control Mode | CURRENT-MODE |
| Control Technique | PULSE WIDTH MODULATION |
| Input Voltage-Max | 18V |
| Input Voltage-Min | 4.5V |
| Input Voltage-Nom | 12V |
| JESD-30 Code | R-PDSO-G32 |
| JESD-609 Code | e4 |
| Number of Functions | 1 |
| Number of Outputs | 2 |
| Output Current-Max | 3.5A |
| Output Voltage-Max | 15V |
| Output Voltage-Min | 0.6V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSSOP32,.3 |
| 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 | 1600kHz |
| Technology | BICMOS |
| Temperature Grade | AUTOMOTIVE |
| 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 | Taiwan |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the input voltage range of the TPS65273VDAPR?
The TPS65273VDAPR accepts an input voltage range of 4.5V to 18V, with a nominal operating voltage of 12V, making it compatible with standard industrial and telecom power bus rails.
How is the output voltage controlled on the TPS65273VDAPR?
Output voltage is adjusted via an I2C interface using Voltage Identification (VID) control. Each channel can be programmed between 0.68V and 1.95V, enabling dynamic voltage scaling for processor and FPGA cores.
What is the maximum output current per channel?
Each of the two synchronous buck converter channels on the TPS65273VDAPR can supply up to 3.5A continuous output current, for a combined maximum of 7A when both channels are active.
What package does the TPS65273VDAPR come in?
The TPS65273VDAPR is available in a 32-pin R-PDSO-G32 small outline package, suitable for compact, high-density PCB designs requiring dual-rail power management.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $4.3200 | $4.32 |
| 91+ | $3.3000 | $300.30 |
| 500+ | $2.3800 | $1190.00 |
| 1000+ | $2.2400 | $2240.00 |
| 10000+ | $2.1100 | $21100.00 |
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