Ballast Resistor Calculation ? Current Matching in Parallel LEDs

Texas Instruments

Published Date: 04/16/2009

Description

Engineers often need to connect LEDs in parallel. Ideally, the LEDs share current equally. In reality, even LEDs from the same production lot have poorly matched I-V characteristics. This mismatch c

Parts

Part Number Name Companion Part
TPS60250RTER TPS60250RTER Buy Datasheet
TPS60250RTET TPS60250RTET Buy Datasheet
TPS60251RTWR TPS60251RTWR Buy Datasheet
TPS60251RTWT TPS60251RTWT Buy Datasheet
TPS60252RTER TPS60252RTER Buy Datasheet
TPS60252RTET TPS60252RTET Buy Datasheet
TPS60255RTER TPS60255RTER Buy Datasheet
TPS60255RTET TPS60255RTET Buy Datasheet