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ISL8117 - Synchronous Step-Down PWM Controller

Description

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Features

  • Wide input voltage range: 4.5V to 60V.
  • Wide output voltage range: 0.6V to 54V.
  • Light-load efficiency enhancement ○ Low ripple Diode Emulation mode with pulse skipping.
  • Programmable soft-start.
  • Supports prebiased output with SR soft-start.
  • Programmable frequency: 100kHz to 2MHz.
  • External sync.
  • PGOOD indicator.
  • Forced PWM.
  • Adaptive shoot-through protection.
  • No external current sense resistor ○ Use l.

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Datasheet preview – ISL8117

Datasheet Details

Part number ISL8117
Manufacturer Renesas
File Size 2.21 MB
Description Synchronous Step-Down PWM Controller
Datasheet download datasheet ISL8117 Datasheet
Additional preview pages of the ISL8117 datasheet.

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Full PDF Text Transcription

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Datasheet ISL8117 Synchronous Step-Down PWM Controller The ISL8117 is a synchronous buck controller used to generate POL voltage rails and bias voltage rails for a wide variety of applications in industrial and general purpose segments. Its wide input and output voltage ranges make it suitable for telecommunication and after-market automotive applications. The ISL8117 uses the valley current modulation technique to bring hassle-free power supply design with a minimal number of components and complete protection from unwanted events. The ISL8117 offers programmable soft-start and enable functions along with a power-good indicator for ease of supply rail sequencing and other housekeeping requirements.
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