Overview
The LM2575-5.0BU is a Buck Switching Regulator IC produced by Microchip Technology. It is designed for general-purpose DC/DC conversion applications requiring a fixed 5V output voltage. This device uses pulse-width modulation (PWM) to regulate the output voltage and is known for its high level of integration and flexibility in design. The LM2575-5.0BU is suitable for various applications, including power supply systems, industrial control systems, and telecommunications equipment. However, it is important to note that this product is obsolete, meaning it may not be available for new designs or future production runs.
Key Specifications
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Function | Step-Down | Output Configuration | Positive |
| Topology | Buck | Output Type | Fixed |
| Number of Outputs | 1 | Voltage - Input (Min) | 4V |
| Voltage - Input (Max) | 40V | Voltage - Output (Min/Fixed) | 5V |
| Current - Output | 1A | Frequency - Switching | 52kHz |
| Synchronous Rectifier | No | Operating Temperature | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount | Package / Case | TO-263-6, D²Pak (5 Leads + Tab), TO-263BA |
Key Features
- Positive fixed 5V output voltage
- Low dropout linear regulator with PWM control
- Surface-mountable package: TO-263-6, D²Pak (5 Leads + Tab), TO-263BA
- High level of integration and flexibility in design
- Low ripple and noise
- High efficiency
- Good thermal performance
Applications
- Power supply systems
- Industrial control systems
- Telecommunications equipment
Q & A
- What is the output voltage of the LM2575-5.0BU?
The output voltage of the LM2575-5.0BU is fixed at 5V.
- What is the input voltage range for the LM2575-5.0BU?
The input voltage range for the LM2575-5.0BU is from 4V to 40V.
- What is the maximum output current of the LM2575-5.0BU?
The maximum output current of the LM2575-5.0BU is 1A.
- What is the switching frequency of the LM2575-5.0BU?
The switching frequency of the LM2575-5.0BU is 52kHz.
- Does the LM2575-5.0BU use a synchronous rectifier?
No, the LM2575-5.0BU does not use a synchronous rectifier.
- What is the operating temperature range for the LM2575-5.0BU?
The operating temperature range for the LM2575-5.0BU is -40°C to 125°C (TJ).
- What type of mounting does the LM2575-5.0BU use?
The LM2575-5.0BU uses surface mount technology.
- What are the typical applications for the LM2575-5.0BU?
The LM2575-5.0BU is typically used in power supply systems, industrial control systems, and telecommunications equipment.
- Is the LM2575-5.0BU still in production?
No, the LM2575-5.0BU is obsolete and may not be available for new designs or future production runs.
- What package types are available for the LM2575-5.0BU?
The LM2575-5.0BU is available in TO-263-6, D²Pak (5 Leads + Tab), and TO-263BA packages.
