規格
| 屬性 | 價值 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Function | Step-Up, Step-Up/Step-Down |
| Output Configuration | Positive |
| Topology | Boost, Flyback, SEPIC |
| Output Type | Adjustable |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 1.5V |
| Voltage - Input (Max) | 60V |
| Voltage - Output (Min/Fixed) | 1.5V |
| Voltage - Output (Max) | 83V |
| Current - Output | 3.26A (Switch) |
| Frequency - Switching | 100kHz ~ 2.2MHz |
| Synchronous Rectifier | No |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount |
概述
Description
The LM5158RTER is a high-performance, synchronous boost controller designed by Texas Instruments. It is engineered to improve voltage regulation and efficiency in power supply applications, especially for automotive and industrial systems. This controller features a wide input voltage range, typically from 3.5V to 42V, making it suitable for a variety of power sources. It supports a high switching frequency, allowing for smaller passive components and a more compact design.
The device incorporates advanced features such as programmable soft-start, input undervoltage lockout, and thermal shutdown to enhance system reliability. It also provides options for adjustable output voltage regulation and current limiting, enabling tailored solutions to specific application needs. The LM5158RTER's synchronous rectification capability reduces power loss, improving overall efficiency. Additionally, its robust design supports harsh environments, offering protection features like overvoltage protection and short-circuit protection.
Overall, the LM5158RTER is suited for applications that demand high efficiency and reliable performance, such as automotive LED lighting, battery-powered systems, and industrial equipment.
The device incorporates advanced features such as programmable soft-start, input undervoltage lockout, and thermal shutdown to enhance system reliability. It also provides options for adjustable output voltage regulation and current limiting, enabling tailored solutions to specific application needs. The LM5158RTER's synchronous rectification capability reduces power loss, improving overall efficiency. Additionally, its robust design supports harsh environments, offering protection features like overvoltage protection and short-circuit protection.
Overall, the LM5158RTER is suited for applications that demand high efficiency and reliable performance, such as automotive LED lighting, battery-powered systems, and industrial equipment.
Equivalent
The LM5158RTER is a DC-DC converter from Texas Instruments designed for boost and flyback applications. Equivalent products from other manufacturers include:
1. LT3759 from Analog Devices: A boost, flyback, and SEPIC controller.
2. MAX17761 from Maxim Integrated: A step-up DC-DC controller.
3. NCP1034 from ON Semiconductor: A PWM controller for boost applications.
These alternatives offer similar functionalities but might have different specifications. Always check the datasheets to ensure compatibility with your application requirements.
1. LT3759 from Analog Devices: A boost, flyback, and SEPIC controller.
2. MAX17761 from Maxim Integrated: A step-up DC-DC controller.
3. NCP1034 from ON Semiconductor: A PWM controller for boost applications.
These alternatives offer similar functionalities but might have different specifications. Always check the datasheets to ensure compatibility with your application requirements.
Features
The LM5158RTER is a highly efficient, small form-factor boost controller designed by Texas Instruments. It supports a wide input voltage range, typically from 3.5 V to 45 V, making it versatile for various applications. Key features include:
1. Wide Input Voltage Range: Suitable for automotive and industrial applications.
2. High Efficiency: Utilizes peak current-mode control for optimal performance.
3. Low Operating Current: Features low standby current to enhance efficiency.
4. Integrated Protection: Includes over-voltage, under-voltage, cycle-by-cycle current limit, and thermal shutdown protection.
5. Adjustable Frequency: Allows for synchronization with external clocks, enhancing flexibility.
6. Programmable Soft Start: Reduces inrush current during startup.
7. Small Footprint: Available in a thermally enhanced 16-pin WQFN package, conserving board space.
8. Robust Performance: Operates reliably in various thermal and electrical conditions.
These features make the LM5158RTER an ideal choice for powering a wide range of electronic systems, including those requiring compact and efficient power solutions.
1. Wide Input Voltage Range: Suitable for automotive and industrial applications.
2. High Efficiency: Utilizes peak current-mode control for optimal performance.
3. Low Operating Current: Features low standby current to enhance efficiency.
4. Integrated Protection: Includes over-voltage, under-voltage, cycle-by-cycle current limit, and thermal shutdown protection.
5. Adjustable Frequency: Allows for synchronization with external clocks, enhancing flexibility.
6. Programmable Soft Start: Reduces inrush current during startup.
7. Small Footprint: Available in a thermally enhanced 16-pin WQFN package, conserving board space.
8. Robust Performance: Operates reliably in various thermal and electrical conditions.
These features make the LM5158RTER an ideal choice for powering a wide range of electronic systems, including those requiring compact and efficient power solutions.
Pinout
The LM5158RTER is a high-performance, synchronous boost controller from Texas Instruments, designed for a variety of DC-DC conversion applications. It comes in a VQFN package with a 16-pin configuration. Here's a brief overview of its pin functions:
1. VIN: Input voltage supply.
2. EN/UVLO: Enable and undervoltage lockout.
3. BIAS: Bias rail for internal low-dropout regulator.
4. FB: Feedback voltage input for output regulation.
5. COMP: Compensation network for error amplifier.
6. SS/TR: Soft-start and tracking pin.
7. SYNC: Synchronization input.
8. PGOOD: Power-good indicator.
9. ILIM: Current limit setting pin.
10. RT: Timing resistor to set switching frequency.
11. SW: Switching node.
12. BST: Bootstrap capacitor connection for high-side driver.
13. VCC: Output of internal LDO, for internal biasing.
14. GND: Ground.
15. LODRV: Low-side driver output.
16. HODRV: High-side driver output.
These pins collectively enable the LM5158RTER to efficiently manage power conversion with features like programmable frequency, soft start, current limiting, and synchronization capability.
1. VIN: Input voltage supply.
2. EN/UVLO: Enable and undervoltage lockout.
3. BIAS: Bias rail for internal low-dropout regulator.
4. FB: Feedback voltage input for output regulation.
5. COMP: Compensation network for error amplifier.
6. SS/TR: Soft-start and tracking pin.
7. SYNC: Synchronization input.
8. PGOOD: Power-good indicator.
9. ILIM: Current limit setting pin.
10. RT: Timing resistor to set switching frequency.
11. SW: Switching node.
12. BST: Bootstrap capacitor connection for high-side driver.
13. VCC: Output of internal LDO, for internal biasing.
14. GND: Ground.
15. LODRV: Low-side driver output.
16. HODRV: High-side driver output.
These pins collectively enable the LM5158RTER to efficiently manage power conversion with features like programmable frequency, soft start, current limiting, and synchronization capability.
Manufacturer
The LM5158RTER is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of electronic components, including integrated circuits, calculators, and other semiconductor devices. TI is well-known for its innovations in analog and embedded processing technologies, which are used in various applications across industries such as automotive, communications, industrial electronics, and consumer electronics. The company focuses on developing solutions that improve performance, reduce energy consumption, and enhance the functionality of electronic devices.
Application
The LM5158RTER is a synchronous boost converter designed for a variety of power supply applications. It is commonly used in automotive systems for powering infotainment, lighting, and advanced driver-assistance systems (ADAS). Additionally, it finds applications in industrial equipment, telecommunications infrastructure, and battery-powered systems where efficient voltage boosting is required. Its ability to support a wide input voltage range makes it suitable for renewable energy systems and energy harvesting applications. The LM5158RTER is also employed in portable electronic devices, offering efficient power management and extended battery life. Its compact design and high efficiency make it ideal for space-constrained applications.
Package
The LM5158RTER is a buck-boost controller in a WQFN (Wettable Flank Quad Flat No-leads) package. This compact package type is designed for high-efficiency power management applications, providing excellent thermal performance and reliability.
