CD3217B12 Small Dot Charging Power IC USB-C

PKR 2500.00

CD3217B12 small dot original charging power IC for USB Type-C power control and charging management in smartphone motherboard repair.

Overview

The CD3217B12 Small Dot Original Charging Power IC is a USB Type-C charging and power management controller used on modern smartphone motherboards. It manages power negotiation, charging current control, and voltage regulation between the charger, battery, and system PMIC. Failure of this IC commonly results in no charging, unstable power input, or USB Type-C detection issues, making it a critical component in board-level charging repairs.

Key Features

• USB Type-C charging and power management IC

• Controls charging current and input voltage regulation

• Handles power negotiation between charger and system

• Small dot marking for correct identification and orientation

• BGA package for motherboard-level repair

• Stable power delivery for modern fast-charging circuits

• Designed for compact smartphone PCB layouts

Benefits

• Restores stable charging and power input functionality

• Fixes USB Type-C detection and handshake problems

• Ensures correct voltage flow to the main PMIC

• Reliable original IC for long-term repair stability

• Cost-effective solution for charging section failures

Applications

• Phone not charging or charging intermittently

• USB Type-C cable not detected

• No power response with known good battery

• Charging stops or fluctuates under load

• Overheating or short near charging section

• Power line instability after water or surge damage

Compatible Models (if applicable)

Smartphones using CD3217B12 charging power management IC

FAQ Section

Q1: What is the function of the CD3217B12 IC?
It manages USB Type-C charging, power negotiation, and voltage regulation on the smartphone motherboard.

Q2: What symptoms indicate a faulty CD3217B12?
No charging, unstable charging, Type-C not detected, or no power input are common signs.

Q3: What does “small dot” mean on CD3217B12?
The small dot is a physical marking used for IC identification and correct orientation during installation.

Q4: Is CD3217B12 replacement difficult?
Yes. It is a BGA IC and requires hot air rework, alignment skills, and microsoldering experience.

Q5: What is the expected repair result after replacement?
Proper replacement restores stable charging, correct power negotiation, and normal device operation.