Description

The APW7085KI-TRG is a 2A, asynchronous, step-down converter with an integrated 100mW P-channel MOSFET. This device features a current-mode control scheme and can convert input voltages ranging from 4.5V to 26V to an adjustable output voltage from 0.8V to 90% of VIN, providing excellent output voltage regulation.

Specifications and features

• Wide Input Voltage: 4.5V to 26V
• Output Current: up to 2A
• Adjustable Output Voltage: 0.8V to 90% VIN
• 0.8V Reference Voltage
• -2.5% System Accuracy
• 100mW Integrated P-Channel Power MOSFET
• High Efficiency: up to 91%
• Pulse-Skipping Mode (PSM) / PWM Mode Operation
• Current-Mode Operation
• Stable with Ceramic Output Capacitors
• Fast Transient Response
• Power-On-Reset Monitoring
• Fixed 380kHz Switching Frequency in PWM Mode
• Built-in Digital Soft-Start
• Output Current-Limit Protection with Frequency Foldback
• 70% Under-Voltage Protection
• Over-Temperature Protection
• Less than 5mA Quiescent Current During Shutdown
• SOP-8 Package
• Lead Free and Green Devices Available (RoHS Compliant)

Application Scenarios

• LCD Monitor / TV
• Set-Top Box
• Portable DVD
• Wireless LAN
• ADSL, Switch HUB
• Notebook Computer
• Step-Down Converters Requiring High Efficiency and 2A Output Current