RT8498 Overview
Key Specifications
Package: LSSOP
Operating Voltage: 12 V
Max Voltage (typical range): 18 V
Min Voltage (typical range): 3 V
Description
The RT8498 is a current-mode LED driver supporting wide input voltage range from 3V to 18V and output voltage up to 18V. With internal 350kHz operating frequency, the size of the external PWM inductor and input/output capacitors can be minimized.
Key Features
- High Voltage : VIN Up to 18V, VOUT Up to 18V
- Built-In 2A Power Switch
- Current-Mode PWM Control
- 350kHz Fixed Switching Frequency
- Analog, PWM Digital or PWM Converting to Analog with One External Capacitor
- Internal Soft-Start to Avoid Inrush Current
- Under-Voltage Lockout
- Internal Over Voltage Protection to Limit Output Voltage
- Cycle-by Cycle Current Limit
- Thermal Shutdown
