RT8450B Overview
The RT8450/B is a current mode PWM regulator for LED driving applications. With an 1.5A switch on board and wide input (4.5V to 40V) and/or output (up to 50V)ranges the RT8450/B can operate in any of the three mon topologies : Buck, Boost or Buck-Boost.
RT8450B Key Features
- High Voltage : VIN Up to 40V, VOUT Up to 50V
- 1.5A Switch Current
- Buck, Boost or Buck-Boost Operation
- Current Mode PWM with 800kHz (RT8450) and
- Easy Dimming : Analog, PWM Digital or PWM
- Programmable Soft-Start to Avoid Inrush Current
- Programmable Over Voltage Protection to Limit
- VIN Under Voltage Lockout and Thermal Shutdown
- RoHS pliant and Halogen Free
RT8450B Applications
- High Voltage : VIN Up to 40V, VOUT Up to 50V