規格
| 屬性 | 價值 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Function | Step-Down |
| Output Configuration | Positive or Negative |
| Topology | Buck |
| Output Type | Adjustable |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 4.5V |
| Voltage - Input (Max) | 45V |
| Voltage - Output (Min/Fixed) | 0.8V |
| Voltage - Output (Max) | 45V |
| Current - Output | 100mA |
| Synchronous Rectifier | Yes |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount |
概述
Description
The LTC3631IMS8E#TRPBF is a high-efficiency, step-down (buck) DC/DC converter from Analog Devices. It operates with an input voltage range of 4V to 45V and delivers up to 100mA of output current. The device features a low quiescent current design, making it ideal for battery-powered applications where efficiency is critical.
The LTC3631 uses a hysteretic control architecture, which allows it to achieve high efficiency across a wide range of load currents, from light to full load conditions. It also supports Burst Mode® operation to maintain high efficiency at low output currents. The device is equipped with internal compensation, which simplifies the design process by eliminating the need for external compensation components.
Additional features include a programmable output voltage using an external resistor divider, a power-good indicator, and thermal shutdown protection. The device is available in a compact MSOP-8 package, making it suitable for space-constrained applications.
Overall, the LTC3631IMS8E#TRPBF is a versatile and efficient solution for low-power, high-voltage step-down conversion requirements.
The LTC3631 uses a hysteretic control architecture, which allows it to achieve high efficiency across a wide range of load currents, from light to full load conditions. It also supports Burst Mode® operation to maintain high efficiency at low output currents. The device is equipped with internal compensation, which simplifies the design process by eliminating the need for external compensation components.
Additional features include a programmable output voltage using an external resistor divider, a power-good indicator, and thermal shutdown protection. The device is available in a compact MSOP-8 package, making it suitable for space-constrained applications.
Overall, the LTC3631IMS8E#TRPBF is a versatile and efficient solution for low-power, high-voltage step-down conversion requirements.
Equivalent
The LTC3631IMS8E#TRPBF is a high-efficiency, buck regulator. Equivalent products include:
1. TI TPS62125 - A synchronous step-down converter.
2. Microchip MCP16331 - A compact, low-cost DC-DC buck converter.
3. ROHM BD9G341EFJ - A synchronous buck converter with similar voltage range.
4. Maxim MAX5035 - A high-efficiency, step-down converter.
Each product may have variations in specifications, so it's crucial to review datasheets for precise compatibility with your requirements.
1. TI TPS62125 - A synchronous step-down converter.
2. Microchip MCP16331 - A compact, low-cost DC-DC buck converter.
3. ROHM BD9G341EFJ - A synchronous buck converter with similar voltage range.
4. Maxim MAX5035 - A high-efficiency, step-down converter.
Each product may have variations in specifications, so it's crucial to review datasheets for precise compatibility with your requirements.
Features
The LTC3631IMS8E#TRPBF is a high-efficiency, step-down DC/DC converter from Analog Devices. It operates from an input voltage range of 4V to 45V and can deliver up to 100mA of output current. This device is notable for its ultralow quiescent current of only 12µA, which makes it highly suitable for battery-powered applications. The LTC3631 uses a constant-frequency, peak current mode control architecture, allowing for fast transient response and excellent load and line regulation. It also features a programmable output voltage, set through a simple resistor divider. Additional features include overcurrent and short-circuit protection, thermal shutdown, and a shutdown mode that reduces the supply current to less than 1µA. The device comes in a compact 8-lead MSOP package, making it ideal for space-constrained applications. Its wide operating temperature range of -40°C to 125°C ensures reliability in harsh environments.
Pinout
The LTC3631IMS8E#TRPBF is a high efficiency, step-down DC/DC converter. It comes in an 8-lead MSOP (Mini Small Outline Package) which indicates that it has 8 pins.
Key functions of this converter include:
1. Step-down (buck) regulation to convert a higher input voltage to a lower output voltage.
2. Operates from a 4V to 45V input voltage range.
3. Delivers up to 100mA output current.
4. Features Burst Mode® operation for high efficiency at light loads.
5. Offers adjustable output voltage via external resistors.
6. Includes internal compensation and soft-start capabilities.
7. Incorporates protection features like over-temperature and output over-voltage protection.
This combination makes it suitable for applications needing high efficiency and small form factor, especially in battery-powered or portable devices.
Key functions of this converter include:
1. Step-down (buck) regulation to convert a higher input voltage to a lower output voltage.
2. Operates from a 4V to 45V input voltage range.
3. Delivers up to 100mA output current.
4. Features Burst Mode® operation for high efficiency at light loads.
5. Offers adjustable output voltage via external resistors.
6. Includes internal compensation and soft-start capabilities.
7. Incorporates protection features like over-temperature and output over-voltage protection.
This combination makes it suitable for applications needing high efficiency and small form factor, especially in battery-powered or portable devices.
Manufacturer
The manufacturer of the LTC3631IMS8E#TRPBF is Analog Devices, Inc. Analog Devices is a multinational company that specializes in the design and manufacturing of semiconductor products and solutions. The company is known for its wide range of products in the fields of analog, mixed-signal, and digital signal processing technologies. These products are used in various industries, including communications, automotive, industrial, healthcare, and consumer electronics. Analog Devices focuses on innovation and providing high-performance solutions to meet the complex needs of its customers.
Application
The LTC3631IMS8E#TRPBF is a high-efficiency step-down regulator particularly suitable for applications that require low noise, high reliability, and efficiency. Key application areas include:
1. Telecommunications Equipment: Provides efficient power conversion for communication devices.
2. Industrial Automation: Ideal for powering sensors and control systems due to its robust performance.
3. Medical Devices: Suitable for portable and low-noise medical equipment.
4. Battery-Powered Instruments: Extends battery life in portable devices by optimizing power efficiency.
5. Distributed Power Systems: Supports point-of-load regulation in complex power architectures.
Its compact design and efficiency make it versatile for various low-power electronic applications.
1. Telecommunications Equipment: Provides efficient power conversion for communication devices.
2. Industrial Automation: Ideal for powering sensors and control systems due to its robust performance.
3. Medical Devices: Suitable for portable and low-noise medical equipment.
4. Battery-Powered Instruments: Extends battery life in portable devices by optimizing power efficiency.
5. Distributed Power Systems: Supports point-of-load regulation in complex power architectures.
Its compact design and efficiency make it versatile for various low-power electronic applications.
Package
The LTC3631IMS8E#TRPBF is a micro power synchronous step-down regulator in a MSOP-8 package. The "#TRPBF" suffix indicates that it is a tape and reel package suitable for automated assembly, and it is compliant with RoHS lead-free standards.
