Description
OB3398 High Precision Off-line Primary-Side PWM Power Switch GENERAL .
FEATURES
OB3398 is a primary side regulation off-line LED.
High Precise Constant Current Regulation at
lighting controller which can achieve a.
Features
* OB3398 is a primary side regulation off-line LED
* High Precise Constant Current Regulation at
lighting controller which can achieve accurate LED
Universal AC input
current. It significantly simplifies LED lighting
* Primary-side Sensing and Regulation Without
system design by eliminati
Applications
* tia Low Power AC/DC offline SMPS for
* LED applications
fiden Fig.1. Typical CC/CV Curve On-Bright con TYPICAL APPLICATION
©On-Bright Electronics
Confidential -1-
Preliminary Datasheet OB_DOC_DS_339801
OB3398
High Precision Off-line Primary-Side PWM Controller
GENERAL INFORMATION
Pin Conf
