ISL9120 - Compact High Efficiency Low Power Buck-Boost Regulator

Renesas

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Datasheet Details

Part number	ISL9120
Manufacturer	Renesas
File Size	731.45 KB
Description	Compact High Efficiency Low Power Buck-Boost Regulator
Datasheet	ISL9120-Renesas.pdf

ISL9120 Product details

Description

PIN # C1 C2 C3 B1 B2 B3 A1 A2 A3 PIN NAMES DESCRIPTION LX2 Inductor connection, output side.VOUT Buck-boost output.Connect a 22µF or 47µF capacitor to PGND.FB Voltage feedback pin, connect directly to VOUT pin for fixed output version.PGND Power ground for high switching current.EN Logic input, drive HIGH to enable device.Do not leave floating.GND Analog ground pin.LX1 Inductor connection, input side.VIN Power supply input.Range: 1.8V to 5.5V.Connect a 10µF capacitor to P

Features

Accepts input voltages above or below regulated output voltage.
Automatic bypass mode functionality.
Automatic and seamless transitions between buck and boost modes.
Input voltage range: 1.8V to 5.5V.
Selectable forced bypass power saving mode.
Adaptive multilevel current limit scheme to optimize efficiency at low and high currents.
Output current: up to 800mA (VIN = 2.5V, VOUT = 3.3V).
High efficiency: up to 98%.

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Published: Mar 29, 2018 |