BL9309.pdf? High Efficiency: Up to 97%
? Capable of Delivering 2A
? 1.3MHz Switching Frequency
? No External Schottky Diode Needed
? Light-load Mode
? Internal Compensation and Soft-Start
? Current Mode control
? 0.6V Reference for Low Output voltages
? Logic Control Shutdown (IQ<1μA)
? Thermal shutdown and UVLO
? Available in SOT23-6 and SOT23-5
? Low RDS(ON) for internal switches (top/bottom)
? SY8009A: 180m?/120m?, 1.5A, SOT23-5
? SY8009B:100m?/80m?,2.0A
SOT23-6, SSOT23-6
? 3-5.5V input voltage range
? High switching frequency minimizes the
external
components
? SY8009A: 1.5MHz
? SY8009B: 1MHz
? Internal softstart limits the inrush current
? 100% dropout operation
? RoHS Compliant and Halogen Free
? Compact package: SOT23-5, SOT23-6 and Super
SOT23-6 are pin-compatible. Other
packages are
available upon requests
