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規格
| 屬性 | 價值 |
| Manufacturer | XLSEMI |
| Package / Case | TO-252-5 |
| Voltage - Supply | 4.5V~40V |
| Function | Step-down type |
| Synchronous Rectifier | No |
| Number of Outputs | 1 |
| Topology | Step-Down |
| Operating Temperature | -40℃~+125℃ |
| Output Type | Fixed |
| Switch tube (built - in / external) | Built-in |
| Current - Output | 3A |
| Frequency - Switching | 150kHz |
| Output Voltage | 5V |
概述
Description
The XL1507-5.0E1 is a step-down (buck) DC-DC converter IC that provides a fixed 5V output with a 1A current capacity. It operates over a wide input voltage range (4.5V–40V), making it suitable for automotive, industrial, and consumer applications.
Key features include:
- High efficiency (up to 90%) with internal MOSFET.
- Fixed 150kHz switching frequency, reducing noise.
- Built-in thermal shutdown and current limiting for protection.
- Minimal external components required.
Common uses include powering microcontrollers, sensors, and low-power devices from higher voltage sources. Its compact TO-263-5L package ensures easy PCB integration.
For stable operation, follow the datasheet guidelines for input/output capacitors and inductor selection.
Key features include:
- High efficiency (up to 90%) with internal MOSFET.
- Fixed 150kHz switching frequency, reducing noise.
- Built-in thermal shutdown and current limiting for protection.
- Minimal external components required.
Common uses include powering microcontrollers, sensors, and low-power devices from higher voltage sources. Its compact TO-263-5L package ensures easy PCB integration.
For stable operation, follow the datasheet guidelines for input/output capacitors and inductor selection.
Equivalent
The XL1507-5.0E1 is a 5V, 2A step-down (buck) DC-DC converter. Equivalent alternatives include:
- LM2596-5.0 (Texas Instruments)
- MP2307 (Monolithic Power Systems)
- AP1507 (Diodes Incorporated)
- RT8272 (Richtek)
These offer similar 5V output, current capacity (~2-3A), and switching frequency (~150-500kHz). Verify pin compatibility and specs for your application.
- LM2596-5.0 (Texas Instruments)
- MP2307 (Monolithic Power Systems)
- AP1507 (Diodes Incorporated)
- RT8272 (Richtek)
These offer similar 5V output, current capacity (~2-3A), and switching frequency (~150-500kHz). Verify pin compatibility and specs for your application.
Pinout
The XL1507-5.0E1 is a 5A, 180kHz step-down DC-DC converter in a TO-263-5L (D2PAK-5L) package with 5 pins.
Pin Functions:
1. VIN – Input voltage (4.5V–40V).
2. GND – Ground reference.
3. FB – Feedback pin (connects to resistor divider for output voltage adjustment).
4. EN – Enable control (high = on, low = off).
5. SW – Switch output (connects to inductor).
This IC provides a fixed 5.0V output (adjustable with external resistors) and features overcurrent protection, thermal shutdown, and high efficiency.
Pin Functions:
1. VIN – Input voltage (4.5V–40V).
2. GND – Ground reference.
3. FB – Feedback pin (connects to resistor divider for output voltage adjustment).
4. EN – Enable control (high = on, low = off).
5. SW – Switch output (connects to inductor).
This IC provides a fixed 5.0V output (adjustable with external resistors) and features overcurrent protection, thermal shutdown, and high efficiency.
Application
The XL1507-5.0E1 is a step-down DC-DC converter IC commonly used in:
1. Power Supplies – For voltage regulation in electronic devices.
2. Automotive Systems – Powering infotainment, sensors, and lighting.
3. Industrial Equipment – Providing stable voltage for control systems.
4. Consumer Electronics – Used in chargers, adapters, and portable devices.
5. LED Drivers – Efficiently powering LED lighting systems.
Its 5V fixed output makes it ideal for applications requiring stable, low-voltage power with high efficiency.
1. Power Supplies – For voltage regulation in electronic devices.
2. Automotive Systems – Powering infotainment, sensors, and lighting.
3. Industrial Equipment – Providing stable voltage for control systems.
4. Consumer Electronics – Used in chargers, adapters, and portable devices.
5. LED Drivers – Efficiently powering LED lighting systems.
Its 5V fixed output makes it ideal for applications requiring stable, low-voltage power with high efficiency.
Package
The XL1507-5.0E1 is a step-down DC-DC converter typically available in a TO-263-5L (D2PAK) package. This surface-mount package is compact, efficient for power applications, and features five pins with a thermal pad for heat dissipation. It's commonly used in voltage regulation circuits. For exact dimensions, refer to the datasheet.
