LC5203D

LED Lighting IC LC5203D ◆Description LC5203D is non-isolated type driver IC for LED lighting which can achieve high efficiency in simple circuitry. Its compact package which includes output MOSFET and controller, and low external components are suitable for small lighting equipment which requires saving space, like LED light bulb. Its high voltage capability allows direct connection to rectified AC supply. Protection features ensure safety LED drive. 13 October 2011 ◆Package Package: DIP8 ◆Applications  LED Lighting equipment  LED Light bulb ◆Main Specification MOSFET Output Current Main Supply Voltage 250V (MIN), 1.3Ω (MAX) 1.0A (MAX) 250V (MAX) ◆Features  DIP8Package Output MOSFET and controller are included in one package.  High voltage supply input Able to direct connection to rectified AC supply.  Built-in constant current controller - PWM mode current control circuitry. - Adjustable output current by input voltage to Ref pin.  External PWM - PWM signal input to PWM pin enables dimming. - Low signal shuts off output current.  Under voltage lockout protection (UVLO) Prevents malfunction when supply voltage is low.  Over current protection (OCP) Latched in response to the load short condition.  Thermal Shutdown protection (TSD) Protects IC from damage due to excess temperature, auto-restart when temperature drops below threshold Typical application circuit FUSE Input Line Filter CO Reg ROff R1 C1 PWM Ref COff R2 C2 VBB Di LED LC5203 OUT GND Sen RS L SANKEN ELECTRIC CO.,LTD. http://www.sanken-ele.co.jp 1 /8 LED Lighting IC LC5203D 1 Scope The present specifications shall apply to a LED driver IC for LED lighting, LC5203D. 13 October 2011 2 Outline Type Structure Applications Hybrid Integrated Circuit Plastic Molded (Transfer Mold) LED Lighting 3 Absolute Maximum Ratings (Ta=25℃) Parameter Main Power Supply Voltage Output MOSFET Breakdown Voltage Output Current Ref Input Voltage Sense Voltage Allowable Power Dissipation Junction Temperature Operating Temperature Range Storage Temperature Range Terminal 6−8 5−4 5−4 3−8 4−8 ― ― ― ― Symbol VBB Vo IO VRef VSen PD Tj Ta Tstg Ratings 250 250 1.0 ※1 Units V V A V V W ℃ ℃ ℃ Remarks Exclude tw