company blog about Skyworks SKY87000-13-001 Step-Down Regulator with Automatic Bypass LDO — Mingjiada Electronics in stock

Skyworks SKY87000-13-001 Buck Regulator with Automatic Bypass LDO — Product Overview

1. SKY87000-13-001 Product Description
The Skyworks SKY87000-13-001 is a high-efficiency buck regulator with an integrated automatic bypass LDO, specifically designed for multi-band/multi-mode RF power amplifiers (RF PA). This device is suitable for applications such as smartphones, mobile communication devices, and wireless data cards, supporting wireless communication standards such as WCDMA and GSM/EDGE. The Skyworks SKY87000-13-001 offers an adjustable output voltage range of 0.4V to 4.25V, with a maximum output current of 2A, and is packaged in a compact 9-WLCSP package (1.42×1.49mm), making it ideal for space-constrained designs.

2. SKY87000-13-001 Core Features
Wide input voltage range: 2.7V to 5.5V, suitable for lithium-ion battery-powered systems.
Dynamic output voltage regulation: 0.4V to 4.25V, optimising PA efficiency.
Automatic bypass LDO: 85mΩ low impedance, enhancing transient response (<10μs).
2MHz switching frequency: reduces external inductor (2.2μH) and capacitor (4.7μF) requirements.
Small package: 9-WLCSP (1.42×1.49mm), suitable for high-density PCB designs.
Low quiescent current: optimises light-load efficiency and extends battery life.

3. SKY87000-13-001 Specifications
Input voltage range: 2.7V to 5.5V
Output voltage range: 0.4V to 4.25V
Maximum output current: 2A
Switching frequency: 2MHz
Package: 9-WLCSP (1.42×1.49mm)
Synchronous rectification: Supported
Operating temperature: -20℃ to +85℃
Automatic bypass LDO impedance: 85mΩ

Skyworks SKY87000-13-001 features an optimised current-mode architecture, supporting 100% duty cycle operation, making it ideal for high-dynamic load scenarios.

4. Typical Applications for SKY87000-13-001
RF PA power supply for smartphones (WCDMA/GSM/EDGE).
Wireless USB data cards.
Portable media devices.
IoT communication modules.

SKY87000-13-001Typical Application Schematic

Skyworks SKY87000-13-001, with its high efficiency and compact size, is an ideal power management solution for mobile communications and wireless devices. For purchasing inquiries, please contact Mingjiada Electronics, which offers genuine products and stock availability.

Contact Information
Phone: +86 13410018555
Email: sales@hkmjd.com
Website: https://www.integrated-ic.com/