KP18002ESPA

KP18002ESP is a high-efficiency single-stage linear LED constant-current driver IC, primarily designed for high power factor LED luminaire driving with AC mains input. The chip features high integration and simple peripheral application, complies with EMI standards, and eliminates the need for electrolytic capacitors and magnetic components, enabling compact driver size and extended service life. KP18002ESP also incorporates line voltage compensation, which optimizes output current under varying input conditions to reduce chip power dissipation and improve system efficiency. KP18002ESP integrates an OTP function with an externally adjustable over-temperature threshold, ensuring system safety and reliability.

Applications

• LED ceiling lights, filament lamps, bulbs, etc.

Key features

• Simple peripheral circuitry, low system cost
• Inter-chip constant current accuracy deviation <±5%
• Power factor >0.7
• Input line voltage compensation for constant input power
• EMI-free application solution
• Built-in over-temperature protection with externally adjustable trip point
• ESOP-8 package