사양
| 속성 | 가치 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck, SEPIC |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 5.5V |
| Voltage-Input(Max) | 60V |
| Voltage-Output(Min/Fixed) | 1.219V |
| Voltage-Output(Max) | 57.6V |
| Current-Output | 3A |
| Frequency-Switching | 200kHz |
| SynchronousRectifier | No |
| OperatingTemperature | 0°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 16-TSSOP (0.173, 4.40mm Width) Exposed Pad |
개요
Description
The LT3430EFE#TRPBF is a step-down switching regulator manufactured by Analog Devices, originally by Linear Technology. It is designed to convert higher voltages to lower, stable output voltages suitable for powering electronic circuits. The device can handle input voltages ranging from 3.3V to 60V and can deliver up to 3A of output current.
Key features include a high-efficiency operation, typically up to 95%, and a fixed switching frequency of 200kHz, which minimizes interference in sensitive applications. The LT3430EFE#TRPBF also includes built-in overvoltage protection, thermal shutdown, and short-circuit protection to ensure safety and reliability in various applications. Its compact size and thermally enhanced package make it suitable for space-constrained designs.
Applications for this regulator include automotive systems, industrial power supplies, and distributed power systems where efficiency and compactness are critical. The "EFE" in the part number indicates a specific package type, and the "#TRPBF" denotes the packaging and lead-free, RoHS-compliant nature of the component.
Key features include a high-efficiency operation, typically up to 95%, and a fixed switching frequency of 200kHz, which minimizes interference in sensitive applications. The LT3430EFE#TRPBF also includes built-in overvoltage protection, thermal shutdown, and short-circuit protection to ensure safety and reliability in various applications. Its compact size and thermally enhanced package make it suitable for space-constrained designs.
Applications for this regulator include automotive systems, industrial power supplies, and distributed power systems where efficiency and compactness are critical. The "EFE" in the part number indicates a specific package type, and the "#TRPBF" denotes the packaging and lead-free, RoHS-compliant nature of the component.
Equivalent
The LT3430EFE#TRPBF is a step-down switching regulator IC. Equivalent products may include:
1. LM2676: A step-down voltage regulator from Texas Instruments.
2. MC34063: A versatile DC/DC converter from ON Semiconductor.
3. TPS5430: A step-down converter from Texas Instruments.
4. L4971: A step-down regulator from STMicroelectronics.
Ensure that the electrical specifications (input/output voltage, current capacity, switch frequency) match your requirements when selecting an equivalent.
1. LM2676: A step-down voltage regulator from Texas Instruments.
2. MC34063: A versatile DC/DC converter from ON Semiconductor.
3. TPS5430: A step-down converter from Texas Instruments.
4. L4971: A step-down regulator from STMicroelectronics.
Ensure that the electrical specifications (input/output voltage, current capacity, switch frequency) match your requirements when selecting an equivalent.
Features
The LT3430EFE#TRPBF is a monolithic step-down switching regulator from Analog Devices (formerly Linear Technology). It is designed for efficiency and high performance in power conversion applications. Key features include:
1. Input Voltage Range: Operates from a wide input voltage range of 3.3 V to 60 V, making it versatile for various applications.
2. Output Current: Capable of delivering up to 3 A of continuous output current.
3. Frequency: Features a fixed switching frequency of 200 kHz, which helps in reducing external component size and achieving a compact design.
4. Efficiency: High efficiency, with synchronous rectification to minimize power loss.
5. Thermal Management: Incorporates thermal shutdown and current limit protection to safeguard against overheating and overcurrent conditions.
6. Low Component Count: Requires minimal external components, simplifying the design process and reducing overall system cost.
These features make the LT3430EFE#TRPBF suitable for use in industrial, automotive, and distributed power systems where reliable voltage regulation is crucial.
1. Input Voltage Range: Operates from a wide input voltage range of 3.3 V to 60 V, making it versatile for various applications.
2. Output Current: Capable of delivering up to 3 A of continuous output current.
3. Frequency: Features a fixed switching frequency of 200 kHz, which helps in reducing external component size and achieving a compact design.
4. Efficiency: High efficiency, with synchronous rectification to minimize power loss.
5. Thermal Management: Incorporates thermal shutdown and current limit protection to safeguard against overheating and overcurrent conditions.
6. Low Component Count: Requires minimal external components, simplifying the design process and reducing overall system cost.
These features make the LT3430EFE#TRPBF suitable for use in industrial, automotive, and distributed power systems where reliable voltage regulation is crucial.
Pinout
The LT3430EFE#TRPBF is a step-down switching regulator from Analog Devices (formerly Linear Technology). It is designed to provide high efficiency in a small package. The device typically comes in a TSSOP (Thin Shrink Small Outline Package) with 16 pins.
Here is a brief overview of the pin functions:
1. VIN: Input supply pin.
2. SW: Switch pin connects the inductor and rectifier.
3. BOOST: Bootstrapped gate drive for the internal switch.
4. GND: Ground.
5. VCC: Output of the internal VCC regulator.
6. FB: Feedback pin for setting the output voltage.
7. SHDN: Shutdown pin to enable/disable the device.
8. SYNC: Synchronization pin for external clock.
9. RT: Timing resistor to set the switching frequency.
10. VC: Compensation pin for loop stability.
11-16. Various other support functions or not connected.
These pins facilitate efficient regulation of voltage with high power density suitable for various applications, such as powering digital circuits and systems in automotive, industrial, and communication sectors.
Here is a brief overview of the pin functions:
1. VIN: Input supply pin.
2. SW: Switch pin connects the inductor and rectifier.
3. BOOST: Bootstrapped gate drive for the internal switch.
4. GND: Ground.
5. VCC: Output of the internal VCC regulator.
6. FB: Feedback pin for setting the output voltage.
7. SHDN: Shutdown pin to enable/disable the device.
8. SYNC: Synchronization pin for external clock.
9. RT: Timing resistor to set the switching frequency.
10. VC: Compensation pin for loop stability.
11-16. Various other support functions or not connected.
These pins facilitate efficient regulation of voltage with high power density suitable for various applications, such as powering digital circuits and systems in automotive, industrial, and communication sectors.
Manufacturer
The LT3430EFE#TRPBF is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company specializing in the design and production of analog, mixed-signal, and digital signal processing (DSP) integrated circuits used in electronic equipment. The company is known for its high-performance data converters, amplifiers, power management products, and other semiconductor solutions. Analog Devices serves a wide range of industries, including automotive, industrial, healthcare, and consumer electronics, and is recognized for its innovation and extensive product portfolio in the semiconductor sector.
Application
The LT3430EFE#TRPBF is a DC/DC converter designed for applications requiring efficient, high-frequency switching for step-down voltage regulation. It is commonly used in automotive systems, industrial electronics, and consumer electronics. Its applications include powering microprocessors, sensors, and communication systems, where a stable and efficient power supply is crucial. The device's high-efficiency performance and wide input voltage range make it suitable for battery-powered devices and distributed power systems. Additionally, it can be used in power management solutions for telecommunications and networking equipment. Its compact design and thermal efficiency also make it ideal for space-constrained applications.
Package
The LT3430EFE#TRPBF is packaged in a 16-lead TSSOP (Thermally Enhanced Thin Shrink Small Outline Package) with exposed pad for improved thermal performance.
