사양
| 속성 | 가치 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Function | Step-Up |
| Output Configuration | Positive |
| Topology | Boost |
| Output Type | Adjustable |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 2.5V |
| Voltage - Input (Max) | 6V |
| Voltage - Output (Min/Fixed) | 3V |
| Voltage - Output (Max) | 22V |
| Current - Output | 300mA |
| Frequency - Switching | 1.3MHz |
| Synchronous Rectifier | No |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
개요
Description
The MP1541DJ-LF-Z is a high-performance, step-up (boost) converter designed by Monolithic Power Systems. It is utilized primarily for increasing the voltage from a lower level to a higher one, making it suitable for applications where a stable higher voltage is necessary despite lower voltage input, such as in battery-powered devices. This IC (integrated circuit) features high efficiency over a wide load range, which helps in extending battery life in portable electronics. The MP1541DJ-LF-Z operates with a fixed switching frequency, which simplifies the filtering of noise and maintains efficiency. Its design includes protection features like over-current protection (OCP) and thermal shutdown, ensuring reliability and safety during operation. The device is available in a compact, space-saving package, ideal for applications where PCB space is limited. With its low quiescent current, it effectively reduces power consumption during standby modes, making it particularly advantageous for energy-conscious designs. The MP1541DJ-LF-Z is often used in applications such as handheld devices, GPS units, and other consumer electronics requiring efficient power management.
Equivalent
The MP1541DJ-LF-Z is a DC-DC boost converter. Equivalent products could include:
1. LM27313 from Texas Instruments – A high-efficiency boost converter.
2. ADP1613 from Analog Devices – A step-up DC-DC switching converter.
3. LTC1871 from Analog Devices (formerly Linear Technology) – A wide input range, current mode boost controller.
4. MAX8576 from Maxim Integrated – A high-efficiency boost converter.
Ensure compatibility in terms of electrical specifications and package type when selecting an equivalent.
1. LM27313 from Texas Instruments – A high-efficiency boost converter.
2. ADP1613 from Analog Devices – A step-up DC-DC switching converter.
3. LTC1871 from Analog Devices (formerly Linear Technology) – A wide input range, current mode boost controller.
4. MAX8576 from Maxim Integrated – A high-efficiency boost converter.
Ensure compatibility in terms of electrical specifications and package type when selecting an equivalent.
Features
The MP1541DJ-LF-Z is a high-performance, step-up (boost) converter designed for portable applications and low-power devices. Here are its key features:
1. Input Voltage Range: Operates efficiently within a wide input voltage range of 2.5V to 6V, making it suitable for battery-powered applications.
2. Output Voltage: Provides an adjustable output voltage up to 16V, allowing flexibility in various applications.
3. Efficiency: Offers high efficiency, often exceeding 85%, which helps in extending battery life in portable devices.
4. Switching Frequency: Utilizes a high switching frequency of 1.3MHz, enabling the use of small external components and reducing the overall size of the solution.
5. Protection Features: Includes built-in protection features such as over-current protection (OCP), over-voltage protection (OVP), and thermal shutdown to enhance reliability.
6. Package: Available in a compact 6-pin TSOT-23 package, which is ideal for space-constrained designs.
These features make the MP1541DJ-LF-Z suitable for a variety of applications, including LED backlighting, portable electronics, and other devices requiring efficient voltage boosting.
1. Input Voltage Range: Operates efficiently within a wide input voltage range of 2.5V to 6V, making it suitable for battery-powered applications.
2. Output Voltage: Provides an adjustable output voltage up to 16V, allowing flexibility in various applications.
3. Efficiency: Offers high efficiency, often exceeding 85%, which helps in extending battery life in portable devices.
4. Switching Frequency: Utilizes a high switching frequency of 1.3MHz, enabling the use of small external components and reducing the overall size of the solution.
5. Protection Features: Includes built-in protection features such as over-current protection (OCP), over-voltage protection (OVP), and thermal shutdown to enhance reliability.
6. Package: Available in a compact 6-pin TSOT-23 package, which is ideal for space-constrained designs.
These features make the MP1541DJ-LF-Z suitable for a variety of applications, including LED backlighting, portable electronics, and other devices requiring efficient voltage boosting.
Pinout
The MP1541DJ-LF-Z is a step-up (boost) converter IC produced by Monolithic Power Systems. It typically comes in an 8-pin TSOT23 package. This device is designed to step up (increase) the input voltage to a higher output voltage, which is useful in battery-powered applications where the available voltage is lower than required by the load.
Here's a brief overview of the pin functions:
1. SW (Switch Output): Connects to the inductor and diode, switching the inductor's current.
2. GND (Ground): Ground reference for the IC.
3. FB (Feedback): Receives the feedback voltage from the output to regulate the output voltage.
4. EN (Enable): Used to enable or disable the IC.
5. VIN (Input Voltage): Power supply input for the IC.
6. COMP (Compensation): Used to stabilize the feedback loop with an external RC network.
7. NC (No Connect): Typically not connected, serves no function.
8. SS (Soft Start): Controls the soft start of the output voltage with an external capacitor.
This concise outline captures the essential details of the MP1541DJ-LF-Z's pin configuration and function.
Here's a brief overview of the pin functions:
1. SW (Switch Output): Connects to the inductor and diode, switching the inductor's current.
2. GND (Ground): Ground reference for the IC.
3. FB (Feedback): Receives the feedback voltage from the output to regulate the output voltage.
4. EN (Enable): Used to enable or disable the IC.
5. VIN (Input Voltage): Power supply input for the IC.
6. COMP (Compensation): Used to stabilize the feedback loop with an external RC network.
7. NC (No Connect): Typically not connected, serves no function.
8. SS (Soft Start): Controls the soft start of the output voltage with an external capacitor.
This concise outline captures the essential details of the MP1541DJ-LF-Z's pin configuration and function.
Manufacturer
The MP1541DJ-LF-Z is manufactured by Monolithic Power Systems (MPS). MPS is a company that specializes in the design, development, and marketing of high-performance analog and mixed-signal semiconductors. Their products are used in a variety of applications, including consumer electronics, industrial applications, computing, and automotive markets. MPS is known for its innovative power management solutions and energy-efficient technologies, aiming to improve the performance and efficiency of electronic systems.
Application
The MP1541DJ-LF-Z is a DC-DC boost converter primarily used in applications requiring a step-up of voltage. Its typical application areas include powering white LEDs for backlighting in LCD displays, portable devices, and other battery-powered electronics. It is suitable for use in mobile phones, digital cameras, and handheld devices due to its compact size and efficiency. Additionally, it can be used in applications requiring efficient power supply management, such as in consumer electronics and small form factor devices.
Package
The MP1541DJ-LF-Z is typically available in a 6-pin TSOT-23 package. This package type is compact and suitable for surface-mount applications, making it ideal for space-constrained designs.
