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LTC3805IMSE-5#TRPBF
+Lista de MateriaisIC REG CTRLR MULT TOP 10MSOP
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FabricanteAnalog Devices Inc.
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Peça do Fabricante #LTC3805IMSE-5#TRPBF
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Ficha Técnica LTC3805IMSE-5#TRPBF DataSheet
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Especificações
| Atributo | Valor |
| Part Status | Active |
| Output Type | Transistor Driver |
| Function | Step-Up, Step-Up/Step-Down |
| Output Configuration | Positive, Isolation Capable |
| Topology | Boost, Flyback, SEPIC |
| Number of Outputs | 1 |
| Output Phases | 1 |
| Voltage - Supply (Vcc/Vdd) | 3.95V ~ 9.5V |
| Frequency - Switching | 70kHz ~ 700kHz |
| Duty Cycle (Max) | 80% |
| Synchronous Rectifier | No |
| Clock Sync | Yes |
| Control Features | Enable, Soft Start |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount |
| Package / Case | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad |
| Supplier Device Package | 10-MSOP-EP |
| Base Product Number | LTC3805 |
Visão Geral
Description
The LTC3805IMSE-5#TRPBF is a step-down (buck) DC-DC converter integrated circuit designed by Analog Devices. It features an input voltage range of 4.5V to 60V and provides a programmable output voltage that can be set between 0.8V and 5V. This device is particularly known for its high efficiency, often exceeding 90%, and its ability to deliver up to 1.5A of continuous output current.
Key features include adjustable output voltage, current limit, a power good indicator, and a soft-start function to reduce inrush current. The LTC3805 also supports both voltage mode and current mode control, providing flexibility in various applications.
It is commonly used in applications such as automotive, industrial power supplies, and telecoms, where efficient power conversion is essential. The "TRPBF" suffix indicates that the part is RoHS compliant, making it suitable for environmentally-sensitive applications. Overall, the LTC3805IMSE-5#TRPBF is an effective solution for designing compact and efficient power systems.
Key features include adjustable output voltage, current limit, a power good indicator, and a soft-start function to reduce inrush current. The LTC3805 also supports both voltage mode and current mode control, providing flexibility in various applications.
It is commonly used in applications such as automotive, industrial power supplies, and telecoms, where efficient power conversion is essential. The "TRPBF" suffix indicates that the part is RoHS compliant, making it suitable for environmentally-sensitive applications. Overall, the LTC3805IMSE-5#TRPBF is an effective solution for designing compact and efficient power systems.
Equivalent
Equivalent products to the LTC3805IMSE-5#TRPBF include the TPS40210 from Texas Instruments, LM5118 from Texas Instruments, and the MAX15043 from Maxim Integrated. These alternatives offer similar features in voltage regulation and power management applications. However, always check the specific requirements such as voltage, current ratings, and package options for compatibility.
Features
The LTC3805IMSE-5#TRPBF is a high-performance DC/DC controller designed for step-down (buck) applications. Key features include:
1. Output Voltage Regulation: Adjustable output voltage down to 0.8V, with a precision of ±1.5%.
2. Wide Input Voltage Range: Operates from 4.5V to 60V input voltage.
3. High Efficiency: Can achieve efficiencies greater than 95%.
4. Operating Frequency: Adjustable frequency up to 1MHz, allowing for smaller external components.
5. Current Mode Control: Provides fast transient response and ease of loop compensation.
6. Soft Start: Integrated soft-start feature to minimize inrush current.
7. Overcurrent Protection: Includes cycle-by-cycle current limit and thermal shutdown for protection.
8. Power Good Flag: Indicates when the output voltage is within an acceptable range.
9. Package: Available in a thermally enhanced MSOP-16 package.
These features make the LTC3805IMSE-5#TRPBF suitable for various applications, including industrial, telecommunications, and automotive power supplies.
1. Output Voltage Regulation: Adjustable output voltage down to 0.8V, with a precision of ±1.5%.
2. Wide Input Voltage Range: Operates from 4.5V to 60V input voltage.
3. High Efficiency: Can achieve efficiencies greater than 95%.
4. Operating Frequency: Adjustable frequency up to 1MHz, allowing for smaller external components.
5. Current Mode Control: Provides fast transient response and ease of loop compensation.
6. Soft Start: Integrated soft-start feature to minimize inrush current.
7. Overcurrent Protection: Includes cycle-by-cycle current limit and thermal shutdown for protection.
8. Power Good Flag: Indicates when the output voltage is within an acceptable range.
9. Package: Available in a thermally enhanced MSOP-16 package.
These features make the LTC3805IMSE-5#TRPBF suitable for various applications, including industrial, telecommunications, and automotive power supplies.
Pinout
The LTC3805IMSE-5#TRPBF is a high-performance synchronous step-down (buck) controller with a pin count of 20. This device is designed for efficient power management applications.
Key functions of its pins include:
1. VIN: Power supply input.
2. SW: Switch node connection.
3. GND: Ground reference.
4. COMP: Compensation network connection for stability.
5. SENSE: Current sensing for current mode control.
6. ILIM: Current limit setting.
7. VOUT: Output voltage feedback.
8. RAMP: Ramp generator for PWM control.
9. SYNC: Synchronization input/output for multiple devices.
10. PGND: Power ground for high-current paths.
11. SS: Soft-start control.
12. EN: Enable control for the IC.
13. TRK: Tracking pin for output voltage ramping.
14. VFB: Feedback voltage.
15. FAULT: Fault indication output.
This device is well-suited for various applications, including powering processors and FPGAs.
Key functions of its pins include:
1. VIN: Power supply input.
2. SW: Switch node connection.
3. GND: Ground reference.
4. COMP: Compensation network connection for stability.
5. SENSE: Current sensing for current mode control.
6. ILIM: Current limit setting.
7. VOUT: Output voltage feedback.
8. RAMP: Ramp generator for PWM control.
9. SYNC: Synchronization input/output for multiple devices.
10. PGND: Power ground for high-current paths.
11. SS: Soft-start control.
12. EN: Enable control for the IC.
13. TRK: Tracking pin for output voltage ramping.
14. VFB: Feedback voltage.
15. FAULT: Fault indication output.
This device is well-suited for various applications, including powering processors and FPGAs.
Manufacturer
The LTC3805IMSE-5#TRPBF is manufactured by Analog Devices, Inc. (ADI). Analog Devices is a global leader in the design and manufacturing of high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. The company is known for its innovative products used in a variety of applications, including industrial automation, automotive, communications, healthcare, and consumer electronics.
ADI specializes in creating solutions that enable precision measurement and signal processing, which are critical for advancing technology in various sectors. The LTC3805 is a specific product within their portfolio, designed as a synchronous step-down DC-DC controller, which is commonly used in power management applications. The company is headquartered in Norwood, Massachusetts, and has a strong presence in the semiconductor industry, emphasizing research and development to meet the evolving needs of its customers.
ADI specializes in creating solutions that enable precision measurement and signal processing, which are critical for advancing technology in various sectors. The LTC3805 is a specific product within their portfolio, designed as a synchronous step-down DC-DC controller, which is commonly used in power management applications. The company is headquartered in Norwood, Massachusetts, and has a strong presence in the semiconductor industry, emphasizing research and development to meet the evolving needs of its customers.
Application
The LTC3805IMSE-5#TRPBF is a high-performance DC-DC step-down controller used in various applications, including:
1. Telecommunications - Powering networking equipment and base stations.
2. Industrial Equipment - Regulating power for automation and control systems.
3. Consumer Electronics - Supplying voltage for personal devices, including laptops and tablets.
4. Battery-Powered Devices - Efficiently managing power for portable electronics.
5. Automotive Systems - Providing stable voltage levels in automotive electronics.
Its features include adjustable output voltage, high efficiency, and versatility, making it suitable for a wide range of power management applications.
1. Telecommunications - Powering networking equipment and base stations.
2. Industrial Equipment - Regulating power for automation and control systems.
3. Consumer Electronics - Supplying voltage for personal devices, including laptops and tablets.
4. Battery-Powered Devices - Efficiently managing power for portable electronics.
5. Automotive Systems - Providing stable voltage levels in automotive electronics.
Its features include adjustable output voltage, high efficiency, and versatility, making it suitable for a wide range of power management applications.
Package
The LTC3805IMSE-5#TRPBF is packaged in a 16-lead TSSOP (Thin Shrink Small Outline Package) format, which is designed for space efficiency in surface-mounted applications.
