SM8120A Datasheet (Nippon Precision Circuits Inc)

SM8120A, White LED Driver

Number 1 2 3 4 5 Name VDD VSS SW FB CE I/O * * O I Ip1 Power supply GND Coil switching Feed back (Output current detection) Chip enable (High active) Description 1.

Input with built-in pull-down resistor NIPPON PRECISION CIRCUITS INC.

*2 SM8120A SPECIFICATIONS Absolute Max

SM8120A Features

* I I PINOUT (Top view) I I I I I I I I I I I I Boost-up control using PFM White LED of 2-4 lights (connected in series) lighted Output current value can be set by external resistors (51Ω: 9.8mA, 33Ω: 15.2mA, 24Ω: 20.8mA) Brightness adjustable by control to FB pin or CE pin Current variation amo