Изображения являются только для ссылки
IC REG BUCK ADJ 500MA 8WSON
-
ПроизводительТехасские инструменты
-
Мфр. Часть #LM25007SD
-
В наличии9535
365 Дни гарантии качества
7*24 часы обслуживания каранти
90-гарантия послепродажного дня
Гарантия подлинного продукта
Спецификации
| Атрибут | Ценность |
| Part Status | Obsolete |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| Output Type | Adjustable |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 9V |
| Voltage - Input (Max) | 42V |
| Voltage - Output (Min / Fixed) | 2.5V |
| Voltage - Output (Max) | 37V |
| Current - Output | 500mA |
| Frequency - Switching | Up to 800kHz |
| Synchronous Rectifier | No |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount |
| Package / Case | 8-WDFN Exposed Pad |
| Supplier Device Package | 8-WSON (4x4) |
| Base Product Number | LM25007 |
Обзор
Description
The LM25007SD is a high-performance, step-down (buck) regulator designed for power management applications. It features a wide input voltage range, typically from 4.5V to 60V, making it suitable for various industrial and automotive applications. The device can deliver high output currents, up to 3A, while maintaining high efficiency, often exceeding 90%.
Key features include a built-in high-side and low-side MOSFET, adjustable output voltage, and a versatile architecture that supports multiple modes of operation, including pulse-width modulation (PWM) and pulse-frequency modulation (PFM). Additionally, the LM25007SD offers comprehensive protection features, such as overcurrent protection, thermal shutdown, and under-voltage lockout, ensuring reliable operation.
This regulator is ideal for powering microcontrollers, sensors, and other electronic devices, providing a stable voltage output while minimizing power loss. Its compact package and robust design make it a popular choice for engineers looking for efficient power solutions in space-constrained applications.
Key features include a built-in high-side and low-side MOSFET, adjustable output voltage, and a versatile architecture that supports multiple modes of operation, including pulse-width modulation (PWM) and pulse-frequency modulation (PFM). Additionally, the LM25007SD offers comprehensive protection features, such as overcurrent protection, thermal shutdown, and under-voltage lockout, ensuring reliable operation.
This regulator is ideal for powering microcontrollers, sensors, and other electronic devices, providing a stable voltage output while minimizing power loss. Its compact package and robust design make it a popular choice for engineers looking for efficient power solutions in space-constrained applications.
Equivalent
The LM25007SD chip is a high-voltage step-down regulator. Equivalent products include the LM2675, LM2596, LM2576, and TPS54331. Additionally, the MIC4427, LM2679, and LT1763 may serve similar applications, depending on specific requirements like voltage and current ratings. Always consult datasheets for precise specifications and compatibility.
Features
The LM25007SD is a step-down (buck) switching regulator designed for high efficiency and performance. Key features include:
1. Wide Input Voltage Range: Operates from 4.5V to 60V, making it suitable for various applications.
2. High Efficiency: Typically achieves efficiencies above 90%, minimizing heat generation.
3. Adjustable Output Voltage: Output voltage can be set from 0.8V to 0.9 times the input voltage.
4. Integrated Power Switch: Includes a high-side N-channel MOSFET to reduce component count and save space.
5. Current Mode Control: Enhances transient response and allows for easy compensation.
6. Protection Features: Offers over-current protection, thermal shutdown, and undervoltage lockout.
7. Adjustable Switching Frequency: Operates typically between 100 kHz and 1.2 MHz, allowing for design flexibility.
8. Small Package: Available in a compact surface-mount package, facilitating integration into space-constrained designs.
These features make the LM25007SD ideal for automotive, industrial, and telecommunications applications.
1. Wide Input Voltage Range: Operates from 4.5V to 60V, making it suitable for various applications.
2. High Efficiency: Typically achieves efficiencies above 90%, minimizing heat generation.
3. Adjustable Output Voltage: Output voltage can be set from 0.8V to 0.9 times the input voltage.
4. Integrated Power Switch: Includes a high-side N-channel MOSFET to reduce component count and save space.
5. Current Mode Control: Enhances transient response and allows for easy compensation.
6. Protection Features: Offers over-current protection, thermal shutdown, and undervoltage lockout.
7. Adjustable Switching Frequency: Operates typically between 100 kHz and 1.2 MHz, allowing for design flexibility.
8. Small Package: Available in a compact surface-mount package, facilitating integration into space-constrained designs.
These features make the LM25007SD ideal for automotive, industrial, and telecommunications applications.
Pinout
The LM25007SD is a high-voltage, step-down (buck) switching regulator from Texas Instruments. It features a pin count of 16.
The primary functions of its pins include:
1. VIN: Input voltage supply.
2. SW: Switching node connecting to the inductor.
3. GND: Ground reference.
4. VCC: Internal supply voltage.
5. COMP: Compensation network connection for stability.
6. FB: Feedback voltage input.
7. SS: Soft-start timing capacitor.
8. FREQ: Frequency selection input.
9. RCS: Current sense resistor connection.
10. SLOPE: Slope compensation adjustment.
11. CSN/ CSP: Current sense inputs.
12. PG: Power good indicator output.
13. ISEN: Current setting input.
14. MODE: Operation mode selection (PWM/ PFM).
15. EN: Enable input for activation.
16. TSD: Thermal shutdown.
These pins facilitate various functionalities such as power management, voltage regulation, and protection features.
The primary functions of its pins include:
1. VIN: Input voltage supply.
2. SW: Switching node connecting to the inductor.
3. GND: Ground reference.
4. VCC: Internal supply voltage.
5. COMP: Compensation network connection for stability.
6. FB: Feedback voltage input.
7. SS: Soft-start timing capacitor.
8. FREQ: Frequency selection input.
9. RCS: Current sense resistor connection.
10. SLOPE: Slope compensation adjustment.
11. CSN/ CSP: Current sense inputs.
12. PG: Power good indicator output.
13. ISEN: Current setting input.
14. MODE: Operation mode selection (PWM/ PFM).
15. EN: Enable input for activation.
16. TSD: Thermal shutdown.
These pins facilitate various functionalities such as power management, voltage regulation, and protection features.
Manufacturer
The LM25007SD is manufactured by Texas Instruments (TI), a prominent American technology company. Founded in 1930, Texas Instruments is known for designing and manufacturing semiconductors and various integrated circuits, which are essential components in electronics. The company is particularly recognized for its innovations in analog technology, digital signal processing, and embedded processing.
Texas Instruments serves a wide range of industries, including automotive, industrial, communications, and consumer electronics. The LM25007SD is a specific type of power management IC (integrated circuit) used for DC-DC converters, enabling efficient power conversion in various electronic applications. TI is a leader in the semiconductor industry, focusing on delivering high-performance solutions that drive advancements in technology and improve energy efficiency.
Texas Instruments serves a wide range of industries, including automotive, industrial, communications, and consumer electronics. The LM25007SD is a specific type of power management IC (integrated circuit) used for DC-DC converters, enabling efficient power conversion in various electronic applications. TI is a leader in the semiconductor industry, focusing on delivering high-performance solutions that drive advancements in technology and improve energy efficiency.
Application
The LM25007SD is a high-voltage, step-down (buck) switching regulator primarily used in power management applications. Its key areas include:
1. Industrial Automation: Powering control systems and sensors.
2. Telecommunications: Supplying power to networking equipment.
3. Consumer Electronics: Used in devices like laptops and tablets for efficient power conversion.
4. Automotive: Powering electronic control units (ECUs) and infotainment systems.
5. LED Drivers: Managing power for LED lighting applications.
6. Battery Management Systems: Regulating voltage and current for charging and discharging processes.
Its efficiency and high voltage capability make it versatile across these domains.
1. Industrial Automation: Powering control systems and sensors.
2. Telecommunications: Supplying power to networking equipment.
3. Consumer Electronics: Used in devices like laptops and tablets for efficient power conversion.
4. Automotive: Powering electronic control units (ECUs) and infotainment systems.
5. LED Drivers: Managing power for LED lighting applications.
6. Battery Management Systems: Regulating voltage and current for charging and discharging processes.
Its efficiency and high voltage capability make it versatile across these domains.
Package
The LM25007SD is offered in a Surface-Mount Device (SMD) package type, specifically in a 16-pin HTSSOP (Thin Shrink Small Outline Package) format, which allows for efficient space utilization on printed circuit boards.
