ISL8033A
ISL8033A is Dual 3A Low Quiescent Current High Efficiency Synchronous Buck Regulator manufactured by Renesas.
- Part of the ISL8033 comparator family.
- Part of the ISL8033 comparator family.
features include internal digital soft-start, enable for power sequence, controllable soft-stop output discharge during disabled, startup with pre-biased output, 100% maximum duty cycle for lowest dropout, 100% duty cycle operation for smooth transition, less than 8µA logic controlled shutdown current, independent enable, overcurrent protection, and thermal shutdown.
The ISL8033, ISL8033A is offered in a 24 Ld 4mmx4mm QFN package with 1mm maximum height. The plete converter occupies less than 5.46cm2 area.
Features
- Dual 3A High Efficiency Synchronous Buck Regulator with up to 95% Efficiency
- 2% Output Accuracy Over-Temperature/Load/Line
- Internal Digital Soft-Start
- 1.5ms
- External Synchronization up to 6MHz (ISL8033)
- Internal Current Mode pensation
- Peak Current Limiting and Hiccup Mode Short Circuit
Protection
- Adjustable Peak Overload Current
- Negative Current Protection
- Pb-Free (Ro HS pliant)
Applications
- DC/DC POL Modules
- µC/µP, FPGA and DSP Power
- Plug-in DC/DC Modules for Routers and Switchers
- Test and Measurement Systems
- Li-ion Battery Power Devices
- Bar Code Readers
Related Literature
- See AN1606, ISL8033EVAL1Z Application Note
- See AN1611, ISL8033EVAL2Z Application Note
EFFICIENCY (%)
3.3VOUT
50 400.0
VIN = 5V
IOUT...