Step-down DCDC, 2.5~5.5V, 2A, 2.2MHz, in SOT563, ACP2827 Replace MP1605.
FEATURES

• VIN : 2.3V to 5.5V

• Output Voltage (VOUT) : 0.6V to 3.6V

• 1A Continuous Output Current

• 0.6V ± 2% Reference Voltage

• 15μA Low Quiescent Current

• 2.2MHz Switching Frequency (VIN = 5V, VOUT= 1.8V)

• Up to 89% Efficiency at 5mA Light Load

• Programmable PFM/PWM Mode Through EN Pin

• Power Good Indicator(ACP2827B)

• Under Voltage Lockout (UVLO)

• VIN Over Voltage Protection (OVP)

• Peak Current Limit

• Valley Current Limit

• Thermal Shutdown

PIN CONFIGUTION
CROSS
MP1605 MP1605.pdf

No.10193

FEATURES

• Low IQ: 11μA

• 2.2MHz Switching Frequency

• EN for Power Sequencing

• Wide 2.3V to 5.5V Operating Input Range 

• Output Adjustable from 0.6V 

• Up to 2A Output Current

• 120mΩ and 80mΩ Internal Power MOSFET Switches

• Output Discharge

• Short-Circuit Protection (SCP) with Hiccup Mode

• Stable with Low ESR Output Ceramic Capacitors

• Available in a SOT563 Package

• 100% Duty Cycle



PIN CONFIGUTION
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