The Analog Devices (Linear Technology) LTC1625IS#PBF is a high-performance, current-mode synchronous step-down switching regulator controller designed for efficient DC/DC conversion applications. Featuring No RSENSE current sensing technology, the device eliminates the need for an external sense resistor by using MOSFET VDS sensing, improving power efficiency while reducing external component count.
Designed for flexible power management solutions, the LTC1625IS#PBF provides high efficiency operation across a wide range of input and output conditions. The device drives external N-channel MOSFETs and supports a wide input voltage range from 3.7V to 36V, making it suitable for battery-powered systems, distributed power supplies, and high-performance embedded applications. It integrates advanced features including synchronous MOSFET drive, programmable frequency synchronization, Burst Mode operation, soft start, overvoltage protection, and foldback current limiting.
The LTC1625IS#PBF is currently In Stock and ready for immediate shipping at Perceptive Components. As a leading independent distributor, we ensure 100% authenticity and rapid global delivery.
Part Number: LTC1625IS#PBF
Manufacturer: Analog Devices Inc. (Linear Technology)
Stock: 400 pcs
Date Code: 23+
Package: 16-Lead Plastic SO (Narrow 0.154 inch)
Key Technical Specifications of ADI LTC1625IS#PBF
| Parameter | Specification |
| Product Type | Synchronous Step-Down Switching Regulator Controller |
| Input Voltage Range | 3.7V to 36V |
| Output Voltage Range | 1.19V to VIN |
| Switching Frequency | 150kHz Internal Oscillator |
| Maximum Synchronized Frequency | Up to 225kHz |
| Reference Voltage Accuracy | ±1% (1.19V Reference) |
| Current Sensing Method | MOSFET VDS Sensing (No Sense Resistor Required) |
| Driver Type | Dual N-Channel MOSFET Synchronous Drive |
| Shutdown Current | IQ < 30µA |
| Operating Temperature Range | -40°C to +85°C (Industrial Grade) |
| Package | 16-Lead Plastic SO (SO-16) |
| RoHS Status | RoHS Compliant |
| REACH Status | Compliant (Supplier Declaration Available) |
| Moisture Sensitivity Level (MSL) | MSL 1 |
| Packaging | Tube |
Applications of LTC1625IS#PBF
The LTC1625IS#PBF is designed for high-efficiency power conversion in applications requiring reliable synchronous step-down regulation and optimized power management. Its wide input voltage range, low dropout operation, and flexible MOSFET drive capability make it suitable for a variety of power supply architectures. Key applications include:
Battery-Powered Systems: Ideal for portable electronic equipment and mobile devices requiring high conversion efficiency and extended battery life. The low quiescent current shutdown mode and Burst Mode operation help reduce power consumption during light-load conditions.
Distributed Power Systems: Supports efficient DC/DC conversion in distributed power architectures, providing stable regulated outputs for embedded systems, industrial equipment, and communication infrastructure.
Notebook Computers and Portable Computing Equipment: Provides high-efficiency step-down regulation for compact computing platforms where thermal performance, power density, and reliability are critical.
Cellular and Wireless Communication Equipment: Suitable for wireless modems, communication devices, and other RF-related systems requiring reliable power management solutions.
The LTC1625IS#PBF integrates synchronous N-channel MOSFET drive, No RSENSE current sensing technology, and advanced protection features, reducing external component requirements while maintaining efficient and stable operation in demanding power management applications.
Package Information of ADI LTC1625IS#PBF
The LTC1625IS#PBF is available in the following package configuration:
Package Type: 16-Lead Plastic SO (S Package).
Industry Standard: 16-pin Narrow Small Outline Integrated Circuit (SOIC).
Mounting Style: Surface Mount Technology (SMT).
Dimensions: This narrow-body package measures 0.154 inches (3.90mm) in width.
This package is designed for high-density board layouts, offering reliable thermal and electrical performance for power management applications.
LTC1625 Series
| LTC1625CGN | LTC1625CS |
| LTC1625IGN | LTC1625IS |
Why Source LTC1625IS#PBF from Perceptive Components?
Choosing Perceptive Components as your authorized partner for the LTC1625IS#PBF ensures seamless procurement for your critical projects:
Inventory Stability: We maintain massive stock levels, ensuring availability for both current production requirements and hard-to-find components.
Quality Assurance: All components undergo rigorous testing and inspection processes in our dedicated facilities to guarantee 100% genuine parts.
Global Logistics: We provide fast, reliable global shipping solutions for customers worldwide.
Competitive Pricing: By leveraging direct global sourcing, we provide the most competitive market pricing for the LTC1625IS#PBF.
Alternatives for LTC1625IS#PBF
If the LTC1625IS#PBF becomes unavailable or lead times increase, customers may consider the following alternatives:
LTC1625CS#PBF:A compatible LTC1625 family variant offering the same synchronous step-down controller architecture with the SO package option. It can be considered where industrial temperature specifications are not required.
LTC1625IGN#PBF:A related LTC1625 variant supplied in a 16-lead narrow SSOP package, offering the same core regulator controller functionality with a different package configuration.
If you are facing lead time issues, contact Perceptive Components for recommended drop-in replacements.
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Download Full Technical LTC1625IS#PBF Datasheet (PDF)
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