TPS63021DSJRIn StockTexas Instruments
TPS63021DSJR is a high-efficiency buck-boost switching regulator from Texas Instruments. It supports 1.8V to 5.5V input voltage, current-mode PWM control, and delivers regulated output across a wide voltage range. Ideal for battery-powered portable devices. From $1.74, in stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline No-lead
- Pin Count
- 14
- Lifecycle
- ACTIVE
- Datasheet
- TPS63021DSJR Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $1.7381(MOQ 10)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- High-efficiency buck-boost conversion supporting 1.8V to 5.5V input range
- Current-mode PWM control for fast transient response and stable regulation
- Compact Small Outline No-lead (SON-14) package for space-constrained designs
- Optimized for battery-powered applications with low quiescent current
- 30 parametric specs for precise design integration
Applications
The TPS63021DSJR is designed for portable consumer electronics, wearables, and IoT devices where battery voltage fluctuates above and below the desired output. Its buck-boost topology makes it ideal for single-cell Li-ion and alkaline battery systems. It is also well-suited for handheld medical instruments and wireless sensor nodes requiring stable supply rails throughout battery discharge.
Specifications
| Pbfree Code | Yes |
| YTEOL | 15 |
| Analog IC - Other Type | SWITCHING REGULATOR |
| Control Mode | CURRENT-MODE |
| Control Technique | PULSE WIDTH MODULATION |
| Input Voltage-Max | 5.5V |
| Input Voltage-Min | 1.8V |
| Input Voltage-Nom | 3.6V |
| JESD-30 Code | R-PDSO-N14 |
| JESD-609 Code | e4 |
| Number of Functions | 1 |
| Output Current-Max | 2A |
| Output Voltage-Max | 3.3V |
| Output Voltage-Min | 3.3V |
| Output Voltage-Nom | 3.3V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOLCC14,.12,20 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Surface Mount | YES |
| Switcher Configuration | BUCK-BOOST |
| Switching Frequency-Max | 2600kHz |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | NO LEAD |
| Terminal Pitch | 0.5mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | Small Outline No-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 | Malaysia |
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 TPS63021DSJR?
The TPS63021DSJR operates over an input voltage range of 1.8V to 5.5V, with a nominal input of 3.6V. This wide range makes it compatible with single-cell Li-ion batteries as well as two-cell alkaline or NiMH battery packs.
What control method does the TPS63021DSJR use?
The TPS63021DSJR uses current-mode pulse width modulation (PWM) control. This technique provides excellent line and load transient response, improved stability, and inherent cycle-by-cycle current limiting for reliable operation in demanding applications.
What package does the TPS63021DSJR come in and what are its dimensions?
The TPS63021DSJR is housed in a 14-pin Small Outline No-lead (SON) package, designated by the JESD-30 code R-PDSO-N14. This compact, leadless package minimizes board space and supports high-density PCB layouts common in portable and wearable devices.
What are typical applications for the TPS63021DSJR?
The TPS63021DSJR is commonly used in portable consumer electronics, IoT sensor nodes, wearable devices, and handheld medical instruments. Its buck-boost capability ensures stable output voltage even as the battery discharges from above to below the target output voltage.
How can I purchase the TPS63021DSJR and what is the price?
The TPS63021DSJR is available from FindMyChip starting at approximately $1.74 per unit. It is in stock and available for worldwide shipping. Submit a quote request on the product page to receive a competitive price based on your required quantity.
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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.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 10+ | $2.2400 | $22.40 |
| 25+ | $1.9700 | $49.25 |
| 50+ | $1.8800 | $94.00 |
| 100+ | $1.8200 | $182.00 |
| 167+ | $1.7975 | $300.18 |
| 250+ | $1.7381 | $434.53 |
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