SM2082B

GOSTON ELECTRONICS CO.,LTD SM2082B Single Channel LED Constant Current Driver v1.6 SM2082B Features  Patented constant current control technology  Output current adjustable with range 5mA~60mA  Inter-chip output current deviation <±4%  Over temperature protection  Sharing PCB board with LED lamps  Excellence EMI performance  Simple circuit and low cost  Package：ESOP8、TO252-2 General Description SM2082B is a single channel LED constant current driver which integrates patented constant current setting and control technology. The output current designed by external REXT is 5mA~60mA and it is invariant to OUT output voltage change, which has better constant current performance. It is a low cost circuit with simple circuit and less external components. Pin Figure Applications  T5/T8 LED tubes；  LED street lighting；  LED bulb lamp，LED ceiling lamp； Diagram 1. SM2082B Each Package Pin Diagram Pin Pin Function OUT GND Power input and constant current output GND REXT Output current setting port Typical Schematic Circuit Diagram 220V~ Vin LED1 C2 LEDn 1 OUT 2 GND 3 REXT Rext Diagram 2. SM2082B Typical Application Circuit In diagram 2, the power can be AC or DC. SM2082B Mail: [email protected] Tel: 0755 -27593075 Address: 3F,SSMEC Bldg.,15 South 1st Blvd.,South Area,Shenzhen H-igh tech Industrial Park,Nanshan Dist.,Shenzhen. Note: The latest datasheet is subject to the web(www.dianyuanic.com). -1- Fax: 0755 -29031113 GOSTON ELECTRONICS CO.,LTD SM208...