XL4016E1 DC-DC Step-Down (Buck) Converter IC

Overview

XL4016E1 – 180W DC-DC Step-Down (Buck) Converter IC

Product Overview:

The XL4016E1 is a high-power, high-efficiency DC-DC buck converter IC designed to step down high input voltages to lower output voltages with high current capability. It operates at a 180 kHz switching frequency, making it ideal for applications requiring high efficiency and minimal heat dissipation. The IC can handle a wide input voltage range (up to 40V) and deliver up to 8A output current, making it suitable for power supplies, battery chargers, and motor drivers.

Key Specifications:

• Input Voltage Range: 8V – 40V
• Output Voltage Range: 1.25V – 36V (Adjustable)
• Maximum Output Current: 8A
• Switching Frequency: 180 kHz
• Efficiency: Up to 96%
• Thermal Shutdown Protection: Yes
• Overcurrent Protection: Yes
• Short Circuit Protection: Yes
• Package Type: TO-220-5L

Applications:

✔ DC-DC Step-Down Converters – Used in power supplies for various electronic circuits.
✔ Battery Charging Systems – Ideal for lead-acid, lithium-ion, and LiFePO4 battery chargers.
✔ Motor Drivers – Provides a stable power supply for DC motors and stepper motors.
✔ LED Drivers – Can be used in high-power LED lighting applications.
✔ Industrial & Automotive Power Systems – Suitable for voltage regulation in vehicles and machinery.

Features & Benefits:

✔ High Efficiency (Up to 96%) – Reduces power loss and heat dissipation.
✔ Wide Input & Output Voltage Range – Supports various power supply needs.
✔ High Output Current (Up to 8A) – Can power demanding loads.
✔ Integrated Protection Features – Thermal, overcurrent, and short-circuit protection for reliability.
✔ Adjustable Output Voltage – Fine-tune voltage for specific applications using an external resistor divider.

Equivalent & Alternative Parts:

• XL4015 – Similar buck converter but lower power (5A max output).
• LM2596 – Lower current (3A), lower efficiency alternative.
• MP2307 – Compact, lower-power step-down regulator (3A max).