This document introduces the features and applications of a 380KHz 18V 2A switching current buck DC-DC converter XL1513. The product features a wide input voltage range, adjustable output voltage, maximum duty cycle of 100%, minimum voltage drop of 0.6V, etc. It is suitable for power supply of LCD TVs, digital photo frames, set-top boxes, routers and other communication equipment.
The XLSEMI XL1513 is a high-efficiency synchronous buck DC-DC converter featuring a fixed 380KHz switching frequency and a maximum output current of 2A. It operates with a wide input voltage range of 3.6V to 18V and provides an adjustable output voltage from 0.8V to 16V. The device includes an internal power MOSFET, a built-in oscillator, and frequency compensation circuitry to simplify design. It offers excellent line and load regulation and is available in an SOP8 package. This manual is written in Chinese.
| Input Voltage Range | 3.6V to 18V |
|---|---|
| Output Voltage Range | 0.8V to 16V |
| Maximum Output Current | 2A |
| Switching Frequency | 380KHz |
| Maximum Duty Cycle | 100% |
| Minimum Drop | 0.6V |
| Package Type | SOP8 |
| Operating Junction Temperature | -40 to 125 C |
| Thermal Resistance (RJA) | 100 C/W |
The XL1513 has a fixed switching frequency of 380KHz.
The maximum output current capability is 2A.
The output voltage is adjustable from 0.8V to 16V using an external resistor divider network.
The minimum input voltage supported is 3.6V.