R1244N001B Overview
1 2 3 4 5 6 Symbol BST GND VFB CE VIN LX Description Bootstrap Pin Ground Pin Feedback Pin Chip Enable Pin (Active with “H”) Power Supply Pin LX Switchi.
R1244N001B Key Features
- Operating Voltage ------------------------------------------------ 4.5V~30V
- Internal Nch MOSFET Driver----------------------------------- Typ.RON=0.35Ω
- Adjustable output voltage with external resistor ------ 0.8V~15V
- Feed back voltage --------------------------------------------------- 0.8V±1.5%
- Peak Current limit function -------------------------------------- Typ. 2.0A
- UVLO function
- Operating Frequency ----------------------------------------------- 1.25MHz ( 310kHz : fold condition)
- Short protection for output --------------------------------------- Fold Back
- Ceramic Capacitor patible
- Stand-by function ----------------------------------------------------- Typ. 0μA
R1244N001B Applications
- Power source for digital home appliance
- Power source for hand-held munication equipment, cameras, video instruments such as VCRs, camcorders
- Power source for battery-powered equipment