2. Features
• AVCC input voltage range: 4.5V to 5.5V
• DCDC converter (CH1 and CH2)
Power voltage
range
Output voltage
(*1) Output current
CH1 3.6V to 5.5V 1.05V 2A
CH2 4.3V to 5.5V 3.3V 2A
4.0V to 5.5V 3.3V 300mA
 Synchronous Current Mode Buck Converters
 Output current 2A and more
 Operation frequency: 2 MHz(CH1),1.5 MHz(CH2)
 Output voltage accuracy: ±1%@Ta=25°C
±2%@Ta=-40°C to 85°C
 Output voltage ripple: 20mVp-p or less (recommended components use)
 Built in Discharge circuit
 Built in Soft Start function
 Load regulation 0.5%
 Line regulation 0.5%
 Built in Over Voltage Protection (OVP)
 Built in Under Voltage Protection (UVP)
 Built in Over Current Limitation (OCL)
 Widely current range support by PFM/PWM auto switching
• LDO(CH3 to CH6)
Power supply
voltage range
Output voltage
(*1) Output current
CH3 1.630V to 2.057V 1.15V 0.7A
CH4 1.630V to 2.057V 1.50V 0.6A
CH5 1.95V to 5.50V 1.80V 0.2A
CH6 3.60V to 5.50V 3.30V 0.06A
 Output voltage accuracy: ±1%@Ta=25°C
±2%@Ta=-40°C to 85°C
 Built in Discharge circuit
 Built in Soft Start function
 Load regulation 0.5%
 Line regulation 0.5%
 Built in Over Voltage Protection (OVP)
 Built in Under Voltage Protection (UVP)
 Built in Over Current Limitation (OCL)
• Load switch (CH7)
 Rds(on): 62mΩ(Typ.)
 Built in Discharge circuit
 Built in Soft Start function
 Built in Under Voltage Protection (UVP)
 Built in Over Current Limitation (OCL)
• Reset voltage output function
Detection voltage: 3.6V±90mV
Recovery voltage: 3.7V±93mV
Output delay time after detecting voltage: 10μs(Typ.)
Output delay time after recovering voltage: 60μs(Typ.)
• Output parameters can be changed by I2C control.
• Other system protection: Thermal Shutdown (TSD), Under Voltage Lock Out (UVLO)
• Package: P-VQFN32-0505-0.50-001
• Application: Tablet PC, portable devices