AP360X
Linear LED driver with constant current regulation and PWM dimming for low-power LED applications
Product Overview
Description
The AP360X series are linear LED drivers designed for low-power LED applications. They provide simple, low-cost constant current regulation without inductors or switching noise.
The devices support PWM dimming for brightness control and include thermal regulation to protect against overheating. Multiple current options are available to suit different LED configurations.
With their small SOT-89 packages and minimal external components, the AP360X series is ideal for space-constrained LED lighting applications.
Product Series
AP
Primary Application
Indicator LEDs
Key Features
- High efficiency and reliability
- Optimized for industrial applications
- Comprehensive technical support
- Available from stock
Specifications
| Input Voltage | 3V-40V |
|---|---|
| Output Current | 20mA-150mA (options) |
| Dropout Voltage | <1V |
| Dimming | PWM |
| Thermal Regulation | Yes |
| Package | SOT-89 |
Applications
Indicator LEDs
Electronic system design
Small lighting fixtures
Electronic system design
Automotive lighting
Automotive and EV electronics
Signage lighting
Electronic system design
FAE Expert Insights
"The AP360X series offers a simple solution for LED driving when efficiency is not the primary concern. The linear operation eliminates switching noise and EMI concerns. I've used these in automotive indicator applications with good results. The thermal regulation is a nice feature that prevents thermal runaway. For best results, ensure the input voltage is close to the LED forward voltage to minimize power dissipation."
I highly recommend the AP360X for its proven reliability and excellent performance in real-world applications.
— Senior FAE Team, BeiLuo
Frequently Asked Questions
What current options are available?
The AP360X series offers multiple current options from 20mA to 150mA. Select the version that matches your LED current requirements. For detailed specifications and application support on chipown AP360X, refer to the datasheet or contact our team.
Choose current rating based on LED specifications.
What input voltage range is supported?
The AP360X supports input voltages from 3V to 40V, making it suitable for automotive and industrial applications with wide voltage ranges. For detailed specifications and application support on chipown AP360X, refer to the datasheet or contact our team.
Verify input voltage is within 3V-40V range.
How does thermal regulation work?
When the junction temperature exceeds a threshold, the driver automatically reduces output current to limit power dissipation and prevent overheating. For detailed specifications and application support on chipown AP360X, refer to the datasheet or contact our team.
Protects driver from thermal damage.
What is the dropout voltage?
The dropout voltage is less than 1V, meaning the input voltage only needs to be 1V higher than the LED forward voltage for proper regulation. For detailed specifications and application support on chipown AP360X, refer to the datasheet or contact our team.
Minimize voltage differential for best efficiency.
Can multiple LEDs be driven?
Yes, LEDs can be connected in series as long as the total forward voltage drop is less than the input voltage minus dropout voltage. For detailed specifications and application support on chipown AP360X, refer to the datasheet or contact our team.
Calculate total LED Vf < Vin - 1V.