ISL9110A
ISL9110A is 1.2A High Efficiency Buck-Boost Regulator manufactured by Renesas.
Features
- Accepts Input Voltages Above or Below Regulated Output Voltage
- Automatic and Seamless Transitions Between Buck and Boost Modes
- Input Voltage Range: 1.8V to 5.5V
- Output Current: Up to 1.2A
- High Efficiency: Up to 95%
- 35µA Quiescent Current Maximizes Light-load Efficiency
- 2.5MHz Switching Frequency Minimizes External ponent Size
- Selectable Forced-PWM Mode and External Synchronization
- Fully Protected for Overcurrent, Over-temperature and
Undervoltage
- Small 2.4mmx1.6mm WLCSP Package
Applications
- Regulated 3.3V from a Single Li-Ion Battery
- Smart Phones and Tablet puters
- Handheld Devices
- Point-of-Load Regulators
90 VIN = 5V
80 VIN = 3V
VIN = 2.5V
75 VOUT = 3.3V
70 0.01
IOUT (A)
FIGURE 2. EFFICIENCY
FN8299 Rev 1.01 Oct 6, 2022
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Table of Contents
Block Diagram
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