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LTC1628CG#TRPBF
+BOMIC REG CTRLR BUCK 28SSOP
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メーカー品番 #LTC1628CG#TRPBF
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データシート LTC1628CG#TRPBF DataSheet
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仕様
| 属性 | 値 |
| Part Status | Active |
| Output Type | Transistor Driver |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| Number of Outputs | 2 |
| Output Phases | 2 |
| Voltage - Supply (Vcc/Vdd) | 3.5V ~ 30V |
| Frequency - Switching | 220kHz |
| Duty Cycle (Max) | 99.4% |
| Synchronous Rectifier | Yes |
| Clock Sync | No |
| Control Features | Enable, Frequency Control, Power Good, Soft Start |
| Operating Temperature | 0°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | 16-SSOP (0.209", 5.30mm Width) |
| Supplier Device Package | 16-SSOP |
| Base Product Number | LTC1628 |
概要
Description
The LTC1628CG#TRPBF is a high-performance, adjustable voltage power supply controller from Analog Devices (formerly Linear Technology). It is designed to generate a wide range of output voltages while providing high efficiency and low output ripple. The LTC1628 features an integrated high-side driver for driving external MOSFETs, allowing for flexible power stage designs.
Key specifications include a voltage range of 1.2V to 15V, a maximum output current of 3A, and a switching frequency that can be adjusted from 100 kHz to 1 MHz. The device incorporates various protections, such as over-voltage protection and thermal shutdown, ensuring reliable operation.
The LTC1628 is suitable for applications in telecommunications, industrial equipment, and portable devices where efficient power conversion is critical. Its compact package and adjustable output make it a versatile choice for engineers looking to design efficient power supplies.
For detailed specifications and application notes, refer to the datasheet provided by Analog Devices.
Key specifications include a voltage range of 1.2V to 15V, a maximum output current of 3A, and a switching frequency that can be adjusted from 100 kHz to 1 MHz. The device incorporates various protections, such as over-voltage protection and thermal shutdown, ensuring reliable operation.
The LTC1628 is suitable for applications in telecommunications, industrial equipment, and portable devices where efficient power conversion is critical. Its compact package and adjustable output make it a versatile choice for engineers looking to design efficient power supplies.
For detailed specifications and application notes, refer to the datasheet provided by Analog Devices.
Equivalent
Equivalent products to the LTC1628CG#TRPBF chip include the LM2576, LM2675, and TPS54331. These alternatives provide similar functionality for voltage regulation and power management applications. Always check specific specifications and features to ensure compatibility based on your design requirements.
Features
The LTC1628CG#TRPBF is a high-performance synchronous step-down DC/DC controller designed for various applications. Key features include:
1. Wide Input Voltage Range: Operates from 4.5V to 20V, making it suitable for a variety of power sources.
2. Adjustable Output Voltage: Can be set from 0.8V to 15V, allowing for flexible output configurations.
3. High Efficiency: Achieves efficiencies up to 95%, minimizing heat generation and extending battery life in portable applications.
4. Synchronous Operation: Utilizes synchronous rectification to improve efficiency over traditional diode-based designs.
5. Fast Transient Response: Designed for rapid load changes, ensuring stable output voltage.
6. Programmable Switching Frequency: Adjustable frequency from 250kHz to 1MHz, enabling optimization for size and efficiency.
7. Internal Soft-Start: Reduces inrush current during startup, enhancing system reliability.
8. Overvoltage Protection: Protects the load from excessive voltage conditions.
These features make the LTC1628CG#TRPBF ideal for a wide range of applications, including point-of-load converters and battery-powered devices.
1. Wide Input Voltage Range: Operates from 4.5V to 20V, making it suitable for a variety of power sources.
2. Adjustable Output Voltage: Can be set from 0.8V to 15V, allowing for flexible output configurations.
3. High Efficiency: Achieves efficiencies up to 95%, minimizing heat generation and extending battery life in portable applications.
4. Synchronous Operation: Utilizes synchronous rectification to improve efficiency over traditional diode-based designs.
5. Fast Transient Response: Designed for rapid load changes, ensuring stable output voltage.
6. Programmable Switching Frequency: Adjustable frequency from 250kHz to 1MHz, enabling optimization for size and efficiency.
7. Internal Soft-Start: Reduces inrush current during startup, enhancing system reliability.
8. Overvoltage Protection: Protects the load from excessive voltage conditions.
These features make the LTC1628CG#TRPBF ideal for a wide range of applications, including point-of-load converters and battery-powered devices.
Pinout
The LTC1628CG#TRPBF is a high-performance switching regulator controller. It has a total of 20 pins.
Key functions include:
1. Voltage Regulation: It regulates output voltage for power supply applications.
2. Frequency Control: The device allows for external control of the switching frequency.
3. Soft Start: It features a soft-start capability to limit inrush current.
4. Overvoltage Protection: The LTC1628 includes overvoltage protection to safeguard the load.
5. Synchronous Operation: It supports synchronous operation for improved efficiency.
Pin configuration includes inputs for power, ground, feedback, and control signals, enabling connection to external components for enhancing functionality. The package type is a 20-lead TSSOP, suitable for surface-mount applications.
For precise design implementation and details, refer to the manufacturer's datasheet.
Key functions include:
1. Voltage Regulation: It regulates output voltage for power supply applications.
2. Frequency Control: The device allows for external control of the switching frequency.
3. Soft Start: It features a soft-start capability to limit inrush current.
4. Overvoltage Protection: The LTC1628 includes overvoltage protection to safeguard the load.
5. Synchronous Operation: It supports synchronous operation for improved efficiency.
Pin configuration includes inputs for power, ground, feedback, and control signals, enabling connection to external components for enhancing functionality. The package type is a 20-lead TSSOP, suitable for surface-mount applications.
For precise design implementation and details, refer to the manufacturer's datasheet.
Manufacturer
The LTC1628CG#TRPBF is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company that specializes in high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Founded in 1965, the company is known for its innovative solutions in various industries, including communications, automotive, industrial automation, healthcare, and consumer electronics. Analog Devices focuses on designing and manufacturing products that facilitate the acquisition, conversion, and processing of real-world signals, which are critical for applications in data conversion, signal processing, and power management. The LTC1628CG#TRPBF is a specific device within their portfolio, typically used in power management and control applications.
Application
The LTC1628CG#TRPBF is a high-performance switch-mode power supply controller primarily used in applications such as:
1. DC-DC Converters: For efficient voltage regulation in power supplies.
2. Battery Management Systems: To optimize charging and discharging processes.
3. Telecommunications Equipment: Providing reliable power for communication devices.
4. Industrial Automation: Ensuring stable power for robotic and control systems.
5. LED Drivers: For driving high-power LED applications efficiently.
Its capabilities make it suitable for both consumer and industrial electronic devices where efficiency and reliability are crucial.
1. DC-DC Converters: For efficient voltage regulation in power supplies.
2. Battery Management Systems: To optimize charging and discharging processes.
3. Telecommunications Equipment: Providing reliable power for communication devices.
4. Industrial Automation: Ensuring stable power for robotic and control systems.
5. LED Drivers: For driving high-power LED applications efficiently.
Its capabilities make it suitable for both consumer and industrial electronic devices where efficiency and reliability are crucial.
Package
The LTC1628CG#TRPBF is packaged in a 28-lead TSSOP (Thin Shrink Small Outline Package) format. This package type is designed for surface mounting and provides a compact footprint for integrated circuits, ideal for space-constrained applications.
