## SUMMARY: SP7619 Evaluation Board & Driver Information

This document details the SP7619 Evaluation Board, designed to assess the performance of the SP7619 single LED driver IC. Here's a breakdown of key information:

1. SP7619 Driver IC Features:

️· Low Dropout Voltage: 100mV
️· Accurate Current Regulation: Ensures consistent LED brightness.
️· External Component-Free: Simplifies design.
️· Dual Output Levels: Selectable 200mA/500mA (SP7619) or 200mA/700mA (SP7619A).
️· Low Power: Shutdown mode with 12nA typical current draw.
️· Dimming: Compatible with PWM brightness control.
️· Fast Response: Turn-on time less than 50µS.
️· Protection: Built-in timeout function & thermal shutdown.
️· Compact Size: 2mm x 3mm 8-pin DFN package.

2. Evaluation Board Functionality:

️· Purpose: Allows for quick assessment of the SP7619's performance.
️· Powering: Operates with 4.5V power supply or 3 alkaline cells.
️· Current Selection: LED current is set by connecting the CTRL pin to Vin (high output) or ground (low output) using a push button (S2).
️· Dimming Control: The EN pin accepts PWM signals for brightness adjustment.

3. Key Components on Evaluation Board:

️· C1: Decoupling capacitor
️· R1 & R2: Used to hold the device in sleep mode and define the output current.
️· S1 & S2: Push buttons to select current output levels.
️· U1: SP7619ER IC.

4. Ordering Information:

️· The SP7619 Evaluation Board and various SP7619 IC packages are available (SP7619ER-L, SP7619ER-L/TR, SP7619AER-L, SP7619AER-L/TR)
️· Available in tape and reel packaging.

5. Support Resources:

️· Contact information provided for email support, web resources, and application notes.