6-Channel PMIC with 2 Buck Converters and 4 LDOs
Features
- Two high-efficiency 1.2A Buck Converters
- Wide input range: 2.7V to 5.5V
- 0.6V to 3.3V output voltage with 12.5mV/step
- +/-2.5% output accuracy over line/load/temp
- Up to 97% peak efficiency
- 2MHz fSW allows smaller inductor
- PFM/PWM selectable for light load
- Dual-Channel or Dual-Phase configurable
- Four high-PSRR 300mA low-Iq LDOs
- Two independent inputs
- 1.2V to 3.5V output voltage with 25mV/step
- Dropout Voltage <150mV typ.
- Up to 80dB typ. PSRR at 1kHz
- 75μVRMS typ. output noise from 10Hz to 100kHz
- +/-2% output voltage accuracy
- 140μA Iq under no load
- Programable power on/off sequence
- Programable buck switching frequency
- Programable buck current limit
- Short circuit protection and thermal shutdown
- 400kHz/1MHz I2C serial interface
- WLCSP-25 package, 2.42mm x 2.35mm
- RoHS and Green Compliant
Applications
- Smartphones, Tablets
- Cameras, Camera Modules
Key Electrical Specifications
VIN (Min) |
VIN (Max) |
Buck Curent Max (A) |
Buck VOUT |
LDO Curent Max (mA) |
LDO VOUT |
Control |
Package |
2.7V |
5.5V |
2 x 1.2A |
0.6V – 3.3V |
4 x 300mA |
1.2V – 3.5V |
I2C |
WLCSP55-25 2.42mm x 2.35mm |