ISL9305
ISL9305 is 3MHz Dual Step-Down Converters and Dual Low-Input LDOs manufactured by Renesas.
Features
- Dual 800m A, Synchronous Step-down Converters and Dual 300m A, General-purpose LDOs
- Input Voltage Range
- DCD1/DCD2
- -
- -
- . . . 2.3V to 5.5V
- LDO1/LDO2
- -
- -
- . . . 1.5V to 5.5V
- 400kb/s I2C-bus Series Interface Transfers the Control Data Between the Host Controller and the ISL9305
- Adjustable Output Voltage
- VODCD1/VODCD2
- -
- - . . . . 0.8V to VIN
- Fixed Output I2C Programmability
- At 25m V/Step
- -
- - . . . . 0.825V to 3.6V
- LDO1/LDO2 Output Voltage I2C Programmability
- At 50m V/Step
- -
- -
- . 0.9V to 3.6V
- 50μA IQ (Typ) with DCD1/DCD2 in Skip Mode; 20μA IQ (Typ) for each Enabled LDO
- On-the-fly I2C Programming of DC/DC and LDO Output Voltages
- DCD1/DCD2 I2C Programmable Skip Mode Under Light Load or Forced Fixed Switching Frequency PWM Mode
- Small, Thin, 4mmx4mm TQFN Package
Applications
- Cellular Phones, Smart Phones
- PDAs, Portable Media Players, Portable Instruments
- Single Li-ion/Li-Polymer Battery-Powered Equipment
- DSP Core Power
2.3V TO 5.5V...
