According to Reuters, an analyst said Apple may be developing a battery power management chip for the iPhone and iPad. At present, Apple iPhone and iPad used in the battery power management chip is from Dialog. This News claims that with Apple’s own research and development of battery power management chip iPhone and iPad will be released in 2019 as soon as possible. 

Analysts mentioned that Apple is actively from the third-party supplier photo engineer, and the company has a dedicated team to develop a battery power management chip. A few days ago, Apple suddenly announced that the future iPhone and iPad will stop using the graphics processing chip from Imagination Technology, and through its own research and development methods to iOS device dedicated GPU. 
The battery power management chip is primarily responsible for the voltage and charging of the components in the device. IPhone battery life is too short has been the user’s complaints, Apple want to specialized power management chip is also very reasonable.
Apple has always wanted to master their own products in the core technology, the current use of the iPhone A6, A7, A8, A9 and A10 chips are the use of ARM architecture its research and development success. By the impact of Apple’s own research and development power management chip news, Dialog’s stock fell 20%.