4 layer flex pcb(3)
4 layer flex PCBs are used in various applications, including:

1. Medical devices: Flex PCBs are used in medical devices such as pacemakers, hearing aids, and other implantable devices.
2. Aerospace and defense: Flex PCBs are used in aerospace and defense applications such as satellites, missiles, and other military equipment.
3. Consumer electronics: Flex PCBs are used in consumer electronics such as smartphones, tablets, and wearable devices.
4. Automotive: Flex PCBs are used in automotive applications such as engine control units, dashboard displays, and other electronic systems.
5. Industrial equipment: Flex PCBs are used in industrial equipment such as sensors, controllers, and other electronic systems.
6. Robotics: Flex PCBs are used in robotics applications such as robotic arms, sensors, and other electronic systems.







