LTC7151SEV#PBF Analog Devices Integrated Circuit (Other) In Stock
Analog Devices LTC7151SEV#PBF is a 20 V input, 14 A synchronous monolithic buck converter with current-mode control in a compact 28-lead QFN package. Delivers high-efficiency DC-DC step-down conversion from 3.1 V to 20 V input. Available in stock worldwide.
- Manufacturer
- Analog Devices
- Package
- Other
- Pin Count
- 28
- Lifecycle
- ACTIVE
- Datasheet
- LTC7151SEV#PBF Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $5.0800(MOQ 19)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of LTC7151SEV#PBF?
- 14 A continuous output current from a monolithic synchronous buck converter with 3.1 V to 20 V input range
- Current-mode control architecture enabling fast transient response and cycle-by-cycle peak current limiting for robust power delivery
- Compact 28-lead QFN package enabling high power density designs with minimal PCB footprint for space-constrained applications
What is LTC7151SEV#PBF used for?
The LTC7151SEV#PBF is well suited for point-of-load power conversion in servers, telecom equipment, and industrial systems where a regulated supply of up to 14 A must be derived from a 5 V, 12 V, or unregulated bus. Its wide 3.1 V to 20 V input range accommodates automotive and distributed power architectures. The synchronous topology maximizes efficiency, making it a strong fit for networking line cards and high-density computing platforms.
What are the specifications of LTC7151SEV#PBF?
| Pbfree Code | No |
| Manufacturer Package Code | 05-08-1552 |
| Date Of Intro | 2018-10-23 |
| YTEOL | 10 |
| Analog IC - Other Type | SWITCHING REGULATOR |
| Control Mode | CURRENT-MODE |
| Input Voltage-Max | 20V |
| Input Voltage-Min | 3.1V |
| Input Voltage-Nom | 12V |
| JESD-30 Code | R-XQCC-N28 |
| Number of Functions | 1 |
| Output Current-Max | 20A |
| Output Voltage-Max | 5.5V |
| Output Voltage-Min | 0.5V |
| Package Body Material | UNSPECIFIED |
| Package Equivalence Code | LCC32,.28SQ,20 |
| Package Shape | RECTANGULAR |
| Package Style | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE |
| Surface Mount | YES |
| Switcher Configuration | BUCK |
| Switching Frequency-Max | 3000kHz |
| Technology | CMOS |
| Temperature Grade | AUTOMOTIVE |
| Terminal Form | NO LEAD |
| Terminal Pitch | 0.5mm |
| Terminal Position | QUAD |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 3 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.01 |
| Country of Origin | South Korea |
Where can I find the LTC7151SEV#PBF datasheet?
LTC7151SEV#PBF Datasheet DownloadOfficial datasheet from Analog Devices
What are equivalent replacements for LTC7151SEV#PBF?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the input voltage range of the LTC7151SEV#PBF and which bus voltages does it support?
The LTC7151SEV#PBF accepts an input voltage from 3.1 V to 20 V, covering standard 5 V, 9 V, and 12 V bus rails commonly found in server, telecom, and industrial power systems. This wide input range gives designers flexibility to use a single converter design across multiple platform variants without changing the power stage.
How does current-mode control in the LTC7151SEV#PBF benefit high-current point-of-load designs?
Current-mode control in the LTC7151SEV#PBF provides inherent cycle-by-cycle peak current limiting, protecting the 14 A output stage against overcurrent faults. It also improves transient response speed, allowing the converter to recover quickly when loads change from near-zero to full 14 A, critical for FPGAs and processors with fast switching current demands.
What package does the LTC7151SEV#PBF come in and how does it aid thermal management in high-power designs?
The LTC7151SEV#PBF is housed in a 28-lead QFN package measuring approximately 4 mm x 5 mm, which includes an exposed thermal pad underneath the die. This pad allows direct thermal conduction to the PCB copper plane, enabling effective heat dissipation at the full 14 A output current without requiring an external heatsink in typical 12 V applications.
When is the LTC7151SEV#PBF a suitable alternative to a discrete buck controller and FET solution?
The LTC7151SEV#PBF is preferable over a discrete controller-plus-FET solution when board space is limited and the application requires up to 14 A from a rail between 3.1 V and 20 V. Integrating the driver, FETs, and controller in a single 28-lead QFN eliminates the need for separate gate-drive components, reduces parasitic inductance, and cuts BOM count by 10 or more parts.
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About Analog Devices
Analog Devices (ADI) is a global leader in high-performance analog, mixed-signal, and digital signal processing integrated circuits used in virtually all types of electronic equipment.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 19+ | $6.7300 | $127.87 |
| 100+ | $5.8656 | $586.56 |
| 1000+ | $5.0800 | $5080.00 |
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