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SY2A22404 Datasheet Synchronous Step-down Regulator

Manufacturer: Silergy

Overview: SY2A22404 High-Efficiency, Fast-Response, 3.5A, 40V Input Synchronous Step-Down Regulator.

Datasheet Details

Part number SY2A22404
Manufacturer Silergy
File Size 959.42 KB
Description Synchronous Step-Down Regulator
Datasheet SY2A22404-Silergy.pdf

General Description

The SY2A22404 high-efficiency synchronous step-down DC-DC converter operates over a wide input voltage range (4.2V to 40V) and can deliver 3.5A load current.

The device integrates the main switch and synchronous switch with very low RDS(ON) to minimize conduction loss.

The SY2A22404 employs a peak-current-mode control strategy with a constant switching frequency that is adjustable from 300kHz to 2.2MHz using an external resistor.

Key Features

  • an internal soft-start to limit inrush current during power-on. The SY2A22404 is available in a compact 8-pin SO8E package. Features.
  • 4.2.
  • 40V Input Voltage Range.
  • 3.5A Output Current Capability.
  • Low RDS(ON) for Internal Switches:115mΩ Top, 80mΩ Bottom.
  • 18µA Quiescent Current.
  • Internal Compensation.
  • Internal 1ms Soft-Start Limits Inrush Current.
  • Adjustable Switching Frequency Range: 300kHz to 2.2MHz.
  • ±2% 0.6V Reference over the -40°C to +125°C Temp.

SY2A22404 Distributor