- Stock: In Stock
- Brand: Unbranded
- Model: 1-CHIP0296
- SKU: 1-CHIP0296
Realtime Stock
Controller IC Chip - Synchronous Step-Down Converter MOSFET APW7070A APW7070 APW7070/A chip for laptop- Integrated portable calculator chip(SKU.1-CHIP0296)
The APW7070/A is a 3A, synchronous, step-down converter with integrated 80mW MOSFETs. The device, with current-mode control scheme, can convert 4.75~20V input voltage to the output voltage adjustable from 0.8 to 90% VIN to provide excellent output voltage regulation. The APW7070A regulates the output voltage in an automatic PSM/PWM mode operation, depending on the output current, for high efficiency operation over light to full load current. The APW7070 always works in a ForcedPWM mode with constant frequency over full output current range for low-noise requirements.The APW7070/A is also equipped with power-on-reset, soft-start and whole protections (including over-voltage, under-voltage, overtemperature and current-limit) in a single package. In shutdown mode, the supply current drops below 5mA. This device, available in an 8-pin SOP-8P package, provides a very compact system solution with minimal external components and good thermal conductance
Wide Input Voltage from 4.75V to 20V · Output Current up to 3A · Adjustable Output Voltage from 0.8V to 90%VIN - 0.8V Reference Voltage - ±2.5% System Accuracy · 80mW Integrated MOSFETs · High Efficiency up to 93% · Current-Mode Operation - Stable with Ceramic Output Capacitors - Fast Transient Response · Power-On-Reset Monitoring · Fixed 380kHz Switching Frequency in PWM Mode · Automatic Pulse-Skipping Mode (PSM)/PWM Mode Operation (APW7070A) · Forced-PWM Operation (APW7070) · Built-in Digital Soft-Start · Output Current-Limit Protection with Frequency Foldback · 70% Under-Voltage Protection · Over-Temperature Protection · 118% Over-Voltage Protection · <5mA Quiescent Current during Shutdown · Thermal-Enhanced SOP-8P Package · Pb-Free Available as an Option · Lead Free and Green Devices Available (RoHS Compliant)
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