AP7343DQ-33FDZW-7

$0.59

Description：IC REG LINEAR 3.3V W-DFN2020-6
Series：-
Mfr：Diodes Incorporated
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:f03d90c158a4 Category: Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Brand: Diodes Incorporated

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Product introduction

AP7343DQ-33FDZW-7 is listed in the Voltage Regulators - Linear, Low Drop Out (LDO) Regulators range at ChipApex. The manufacturer field lists Diodes Incorporated. Its product description is IC REG LINEAR 3.3V W-DFN2020-6. Review the specifications below when checking this part for your BOM.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators specifications for AP7343DQ-33FDZW-7

Description：IC REG LINEAR 3.3V W-DFN2020-6
Series：-
Mfr：Diodes Incorporated
Package：Tape & Reel (TR),Cut Tape (CT)
Output Configuration：Positive
Output Type：Fixed
Number of Regulators：1
Voltage - Input (Max)：5.25V
Voltage - Output (Min/Fixed)：3.3V
Voltage - Output (Max)：-
Voltage Dropout (Max)：-
Current - Output：300mA
Current - Quiescent (Iq)：60 µA
Current - Supply (Max)：-
PSRR：75dB (1kHz)
Control Features：Current Limit, Enable
Protection Features：Over Current, Over Temperature
Operating Temperature：-40°C ~ 125°C
Mounting Type：Surface Mount
Package / Case：6-WDFN Exposed Pad
Supplier Device Package：W-DFN2020-6 (Type A1)
Grade：Automotive
Qualification：AEC-Q100

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators datasheet and documents for AP7343DQ-33FDZW-7

AP7343DQ-33FDZW-7

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Overview

The AP7343DQ-33FDZW-7 is an automotive-compliant low dropout regulator manufactured by Diodes Incorporated. It provides a fixed 3.3V output with a guaranteed maximum current of 300mA. The device operates within an input voltage range of 1.7V to 5.25V and supports junction temperatures from -40°C to +125°C. Key electrical characteristics include a ripple rejection ratio of 75dB at 1kHz, a quiescent current of 35µA, and an output noise of 60µVrms. The component utilizes the W-DFN2020-6 (SWP) Type A1 package.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Feature Summary

Automotive compliant design qualified to AEC-Q100 Grade 1 standards for high reliability in vehicle environments.
Integrated N-channel auto-discharge circuit that actively pulls the output voltage to ground when disabled.
High power supply ripple rejection capability combined with ultra-low output noise for sensitive signal integrity.
Compact footprint enabled by the W-DFN2020-6 package, facilitating dense printed circuit board layouts.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Applications

Infotainment power supplies
Automotive RF supplies
Camera modules
Point-of-load regulation in ADAS systems
Automotive wireless communications

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Procurement Notes

Verify the specific suffix FDZW corresponds to the W-DFN2020-6 (SWP) Type A1 package configuration. Confirm the DQ designation indicates the inclusion of the internal discharge feature. Ensure compliance requirements match AEC-Q100 Grade 1 specifications for your target automotive application before finalizing procurement.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Selection Notes

Select this variant when an active discharge path is required upon shutdown to rapidly remove residual charge from the load. The W-DFN2020-6 package offers superior thermal dissipation compared to smaller SOT25 options. Verify that the 3.3V fixed output aligns with the downstream component voltage ratings and that the 300mA capacity meets peak transient demands.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Part Context

This component belongs to the AP7343Q series, which represents Diodes Incorporated's automotive-grade line of low dropout regulators. The series is engineered specifically for noise-sensitive applications within modern vehicles. It shares core electrical performance metrics with standard industrial variants but adheres to stricter automotive quality control and change management protocols.