NCP81253 Description
Pin Name Description 1 BST Floating bootstrap supply pin for the high−side gate driver. Connect the external bootstrap capacitor between this pin and SW. PWM = High ³ DRVH is high, DRVL is low.
NCP81253 Key Features
- Space-efficient 2 mm x 2 mm DFN8 Thermally-enhanced Package
- VCC Range of 4.5 V to 5.5 V
- Internal Bootstrap Diode
- 5 V 3-stage PWM Input
- Diode Braking Capability via EN Mid-state
- Adaptive Anti-cross Conduction Circuit Protects against
- Output Disable Control Turns Off both MOSFETs via Enable Pin
- VCC Undervoltage Lockout
- These devices are Pb-free, Halogen-free/BFR-free and are RoHS
NCP81253 Applications
- Power Solutions for Notebook and Desktop Systems