Step-down DCDC, 2.5~5.5V, 2A, 1.0MHz, SOT23-5, ACP2826 Replace SY8009.
FEATURES

• Operating Voltage Range: 2.4V ~ 6V

• Adjustable Output with 0.6V Reference Voltage

• Guaranteed 2A Output Current

• Automatic PFM Mode at Light Load

• Low dropout 100% Duty Operation

• High 1MHz Operating Frequency

• Maximum 1μA Shutdown Current

• Internal Soft Start Function

• Excellent Line and Load Transient Response

• Short Circuit Protection

• Input Over Voltage Protection

• Under Voltage Lockout Protection

PIN CONFIGUTION
优势替代
SY8009 SY8009.pdf

No.10325

FEATURES

• 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



PIN CONFIGUTION
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