XL4016E1 power chips

The XLSEMI XL4016E1 is a high-current monolithic step-down (buck) DC-DC converter delivering up to 12 A output, with fixed 180 kHz switching frequency, integrated power MOSFET, internal compensation, and minimal external components. It offers low ripple, high efficiency (up to 96%), and excellent line/load regulation.

Key Specifications:

• Brand: XLSEMI
• Part Number: XL4016E1
• Input Voltage: 8 V to 36 V
• Output Voltage: 1.25 V to 32 V (adjustable)
• Output Current: up to 12 A
• Switching Frequency: 180 kHz (typ.)
• Quiescent Current: 2.1 mA (typ.)
• Dropout Voltage: 0.3 V (typ.)
• Protections: Over-current/short-circuit with frequency foldback (to 48 kHz), thermal shutdown
• Package: TO-220-5
• Packaging: Tube
• Temperature Range: –40 °C to +125 °C

Typical Applications:

• LCD TVs and monitors
• Portable instrumentation
• Communications equipment
• High-current point-of-load (>3 A)
• Industrial power supplies, LED drivers, battery chargers

The XL4016E1 provides robust, efficient, and cost-effective high-current (up to 12 A) buck conversion for 8–36 V input, ideal for consumer electronics, industrial, and telecom applications requiring large current handling.