The electronic cigarette circuit board is the core electronic component of the device, and its design directly impacts performance, safety, and user experience.

Here is the key information integration:

I. Core Components

i. Control chip

As the core component, it is responsible for regulating power output, switching operating modes (such as normal/thermostat mode), monitoring battery levels, and enabling smart control (some models support Bluetooth connectivity).

ii. Power Management Module

Battery charge and discharge protection: Prevents overcharging/over-discharging, extends battery lifespan;  

Voltage stabilization circuit: Converts battery voltage to a stable value, ensuring proper operation of components such as atomizers.

iii. Sensor

• Airflow/Pressure Sensor: Detects the user's inhalation action to activate the atomization function;  

• Temperature sensor: Monitors the nebulizer temperature to prevent overheating.

iv. Auxiliary components

Including resistors, capacitors, inductors, etc., used for filtering, voltage regulation, and signal processing.

II. Key Points of Structural Design

i. Modular Layout: By integrating chips and circuits via PCBA, it enhances space utilization and reliability;

ii. Protection Mechanism: Built-in short-circuit/over-temperature/low-voltage protection ensures equipment safety;  

iii. Adjustability: Supports power and mode switching to meet personalized needs.

III. Technological Trends

i. Intelligent: Integrated Bluetooth connectivity for remote control and data monitoring;  

ii. Enhanced Safety: Utilizing high-precision sensors and multiple protection circuits to minimize usage risks.

IV. Application Scenarios

i. Basic Functions: Achieve e-liquid atomization, power regulation, and battery management;  

ii. Extended Features: Some models come with additional modules such as a display screen and temperature display.