LTC1625CS

画像は参考用です

LTC1625CS

+BOM

Switching Voltage Regulators LTC1625 - No RSENSE Current Mode Synchronous Step-Down Switching Regulator

  • メーカーアナログデバイス

  • メーカー品番 #LTC1625CS

  • データシート LTC1625CS DataSheet

  • 在庫状況27934

365 日間品質保証

7*24 日間の品質保証

90-時間単位のサービス保証

1日間のアフターサービス保証

仕様

属性

概要

Description

The LTC1625CS is a step-down (buck) DC/DC converter controller designed by Linear Technology (now part of Analog Devices). It is used to efficiently convert a higher DC voltage to a lower DC voltage, suitable for powering electronic devices and components. The LTC1625CS is notable for its high efficiency and ability to deliver a controlled output voltage. It operates in a fixed-frequency mode, which helps reduce electromagnetic interference (EMI) and simplifies filtering requirements.
The device is designed to work with a wide input voltage range and can provide a precise output voltage, making it versatile for various applications, including power management in computers, telecommunications, and industrial equipment. It features current mode control, which offers fast transient response and easy loop compensation. Additionally, the LTC1625CS includes features like soft start, short-circuit protection, and thermal shutdown to ensure robust operation and protection of the system.
Overall, the LTC1625CS is a reliable choice for designers looking to implement efficient and compact power supply solutions in their electronic designs.

Equivalent

The LTC1625CS is a DC/DC step-down (buck) converter controller developed by Linear Technology (now part of Analog Devices). Equivalent products with similar functionality might include:
1. LM2596 by Texas Instruments - A popular simple switcher step-down voltage regulator.
2. MC34063 by ON Semiconductor - A versatile DC/DC converter.
3. LM2576 by Texas Instruments - Another step-down voltage regulator.
4. LT3480 by Analog Devices - A high-efficiency step-down converter.
Ensure to check datasheets for matching specifications.

Features

The LTC1625CS is a high-performance step-down switching regulator controller. Key features include:
1. Input Voltage Range: Operates from a wide input voltage range of 3.5V to 36V, making it versatile for various applications.

2. Output Voltage: Capable of producing output voltages ranging from 0.8V to the input voltage, adjustable with an external resistor divider.
3. Efficiency: High efficiency due to its current-mode control which optimizes performance during different load conditions.
4. Switching Frequency: Operates at a fixed switching frequency, typically around 200kHz, which helps in reducing inductor and capacitor sizes.
5. Current Mode Control: Provides excellent line and load transient response and allows for current sharing in parallelled power supplies.
6. Short-Circuit Protection: Features short-circuit protection to safeguard the device from damage during fault conditions.
7. Soft-Start Capability: Implements a programmable soft-start to prevent inrush current during startup.
8. Shutdown Mode: Includes a low power shutdown mode to reduce power consumption when not in use.
These features make the LTC1625CS suitable for applications such as distributed power systems, battery-powered devices, and automotive environments.

Pinout

The LTC1625CS is a high-efficiency DC-DC step-down switching regulator designed by Linear Technology (now part of Analog Devices). It is typically used for applications requiring efficient voltage conversion and regulation.
The LTC1625CS comes in a 16-pin SOIC (Small Outline Integrated Circuit) package. Here's a brief overview of its pin functions:
1. VIN: Input supply voltage.
2. SW: Switch pin, the output of the internal switch.
3. PGND: Power ground.
4. SENSE- and SENSE+: Differential inputs for current sensing.
5. VOSENSE: Output voltage sense pin.
6. ITH: Error amplifier compensation point.
7. RUN/SS: Run control and soft-start input.
8. SGND: Signal ground.
9. VON: Provides threshold for undervoltage lockout.
10. PWRSHDN: Power shutdown control input.
11. SYNC: Synchronization input.
12. SLEEP: Sleep mode control input.
13. BURST: Burst mode operation control.
14. GND: Ground.
15. PGOOD: Power good output indicator.
16. NC: No connection.
The LTC1625CS supports efficient power conversion with features like adjustable operating frequency, soft-start, and current mode control, making it suitable for a range of power management applications.

Manufacturer

The LTC1625CS is manufactured by Linear Technology Corporation. Linear Technology, now part of Analog Devices, Inc. following its acquisition in 2017, is a company known for designing, manufacturing, and marketing a broad line of high-performance analog integrated circuits. The company's products are used in various applications, including telecommunications, cellular telephones, networking products, notebook and desktop computers, video/multimedia, industrial instrumentation, security monitoring devices, consumer products, and automotive electronics.
Linear Technology is recognized for its focus on power management, data conversion, signal conditioning, RF and interface ICs, μModule subsystems, and wireless sensor network products. Their components are often integral in systems where high performance and reliability are essential.

Application

The LTC1625CS is a high-efficiency step-down switching regulator controller. Its application areas include powering microprocessors, digital signal processors (DSPs), and other digital systems. It is suitable for use in battery-powered devices due to its high-efficiency performance and ability to maintain low power consumption. The LTC1625CS is also used in telecommunications equipment, networking devices, and industrial power supplies, where it helps in generating a stable output voltage from varying input sources. Its features, such as adjustable output voltage and current limit, make it versatile for applications needing precise voltage regulation and efficient power management.

Package

The LTC1625CS is typically available in a 16-lead SOIC (Small Outline Integrated Circuit) package. This package type is commonly used for surface-mount technology and provides a compact solution suitable for various electronic applications.

LTC1625CSに関連する製品