✔ In Stock (Can ship in 5-7 days)

Online Support 24/7
12 Months Warranty for New Products
30 Days Money Back Guarantee
Fast Response in Line/Load Transient
Quick Start-Up (Typically 50μs) < 0.01μA Standby Current When Shutdown
Low Dropout : 220mV @ 300mA
Wide Operating Voltage Ranges : 2.5V to 5.5V
TTL-Logic-Controlled Shutdown Input
Low Temperature Coefficient
Current Limiting Protection
Thermal Shutdown Protection
Only 1μF Output Capacitor Required for Stability
High Power Supply Rejection Ratio
Custom Voltage Available
RoHS Compliant and 100% Lead (Pb)-Free
Applications
CDMA/GSM Cellular Handsets
Battery-Powered Equipment
Laptop, Palmtops, Notebook Computers
Hand-Held Instruments
PCMCIA Cards
Portable Information Appliances
Ask questions
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- Q: Are the actual colors of the products consistent with the pictures?
A: We do our best to ensure the accuracy of product images. However, due to variations in display devices and lighting conditions, there may be slight differences in actual colors. We provide detailed color descriptions to assist you in making better choices.
- Q: Can I change the size or color of an item after placing an order?
A: If you need to change the size or color of an item after placing an order, please contact our customer service team as soon as possible. We will assist you in modifying the order if it hasn't been processed for shipping.
- Q: Is this e-commerce platform trustworthy?
A: Yes, our e-commerce platform has been audited and certified to ensure a safe and reliable shopping environment and has a good reputation among numerous users.
Reviews
- G
Guest
Aug 28, 2025
RICHTEK IC RT9198-28GBRIt was delivered right on time, no problems whatsoever.HelpfulUnhelpful - J
James Tarrer
Mar 17, 2024
RICHTEK IC RT9198-28GBRSizzling offerHelpfulUnhelpful - G
Guest
Mar 03, 2024
RICHTEK IC RT9198-28GBRYou're really close now - just hang in there until tomorrow.HelpfulUnhelpful - R
Robert Andrusiak
Jan 13, 2024
RICHTEK IC RT9198-28GBRlove the websiteHelpfulUnhelpful - A
Anonymous user
Nov 25, 2022
RICHTEK IC RT9198-28GBRAll was ok! No problems whatsoever.HelpfulUnhelpful
RICHTEK IC RT9198-28GBR
✔ In Stock (Can ship in 5-7 days)

Online Support 24/7
12 Months Warranty for New Products
30 Days Money Back Guarantee
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