Welcome Here  Shenzhen Mingjiada Electronics Co., Ltd.

The RAA489800 bi-directional lift voltage regulator provides lift voltage regulation and protection. Renesas' advanced R3™ technology provides high light-load efficiency, fast transient response and seamless DCM/CCM conversion. The RAA489800 takes input power from a variety of DC power supplies up to 23V (e.g., traditional AC/DC adapters (ADP), USB PD ports, travel ADP) and safely converts it to regulated voltages up to 21V.

Features

Two-way buck, boost and lift operation

Can be configured for 4-switch buck - boost or 2-switch buck operation

Input voltage range: 3.8V to 23V (no dead zone)

Output voltage: up to 21V

Switching frequency up to 1MHz

Pin programmable soft start time

LDO output for VDD and VDDP

System fault status alarm function

Input/output internal discharge function

Active switch for negative voltage conversion

Bidirectional through mode

The forward and reverse modes enable pins

OCP, OVP, UVP, and OTP protection

Absolute overvoltage protection

Compatible with SMBus and automatic incrementing I2C

Lead-free (RoHS compliant)

32 pin 4x4 TQFN package

UL 2367, IEC 62368-1: Document number E520109

Applications

• Tablet

• Ultrabook

• Mobile power supply

• Mobile devices

• USB-C devices

• 1.Is the inventory and price seen on the platform accurate?

  A: all online goods on the shelves can be ordered online, but considering the large liquidity of spot inventory, it is not possible to achieve 100% accuracy at present. In case of any abnormality, you can contact our company online and give the corresponding solution.

• 2.Are all our products genuine?

  A: our self-supporting products are from cooperative domestic and foreign original factories or authorized agents, and the source can be traced to ensure the original and authentic products.

• 3.Can you provide the qualification certificate of the original factory or agent?

  A: at present, our self-employed brands TI，ST，ADI，NXP，LATTICE，CYPRESS，INFINEON，XILINX and other first-line brands. Other channels are the original factory and agency channels. If necessary, we can communicate and confirm according to the specific brand and model.

• 4.Can I make an inquiry through the company's website?

  A: You can inquire through the website, or by phone and email.

• 5.When can I deliver the goods after placing an order? How long will it take to get there?

  A: the delivery date is marked in most commodity information. You can estimate the delivery time of the commodity according to the delivery date. The specific arrival time depends on the warehouse where the commodity is located and the logistics mode you choose.

• 6.Can the company issue an invoice?

  A: you can issue ordinary invoices for individual users or special VAT invoices for enterprise users.