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AZ34063U

Datasheet

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Description

The AZ34063U is a monolithic switching regulator control circuit which contains the primary functions required for DC-DC converters. This device consists of internal temperature compensated reference, voltage comparator, control°C duty cycle oscillator with active current limit circuit, driver and high current output switch. The AZ34063U is specifically designed as a general DC-DC converter to be used in Step-Down, Step-Up and Voltage-Inverting applications with a minimum number of external components.

Feature(s)

Operation from 3.0V to 36V Input

Low Standby Current

Current Limiting

Output Switch Current to 1.5A

Output Voltage Adjustable

Operation Frequency up to 180kHz

Precision 2% Reference

Application(s)

· Battery Chargers · ADSL Modems · Hubs · Negative Voltage Power Supplies

Specifications & Technical Documents

Product Parameters

MinimumInput Voltage (V)	3 V
MaximumInput Voltage (V)	36 V
Output Voltage (V)	1.25 to VCC ADJ V
Switch Current (A)	1.5 A
Frequency Typ (Hz)	180k ADJ Hz
V_REF Accuracy (%)	2 %
Type	Buck/ Boost/ Inverter

Technical Documents

Recommended Soldering Techniques

TN1.pdf

Purchase & Availability

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Product Change Notices (PCNs)

A PCN may only apply to specific orderable part numbers in this datasheet. Please refer to the corresponding PCN to see the exact orderable part number(s) affected.

PCN #	Issue Date	Implementation Date	Subject
PCN-2770	2025-10-30	2025-10-30	Add Fab Site Code, Country of Diffusion (COD) and Assembly Site Origin (ASO) on Product and Shipping Labels for all Diodes Products
PCN-2514	2021-03-09	2021-06-09	Additional Wafer Source JKFAB