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AP220309

4A Load Switch with Configurable Slew Rate Control

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Description

The AP220309 is a 7mΩ, 4A load switch that switches a power rail ranging from 0.9V to 4.5V. It contains protection features for enhanced operation and reliability.

The device is packaged in the small 2.0mm x 1.5mm U-DFN2015-8 (Type AX) package.

Feature(s)

  • Operating Voltage: 2.5V to 5.5V
  • Operating Temperature: -20°C to +70°C
  • 0mm x 1.5mm x 0.55mm U-DFN2015-8 (Type AX) Package
  • Nominally Supports up to IOUT = 4A
  • Two Overcurrent Protection Modes
    • Short-Circuit Current Limit
    • Active Current Limit
  • Overtemperature Protection
  • Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)
  • Halogen and Antimony Free. “Green” Device (Note 3)
  • For automotive applications requiring specific change control (i.e. parts qualified to AEC-Q100/101/104/200, PPAP capable, and manufactured in IATF 16949 certified facilities), please contact us or your local Diodes representative. https://www.diodes.com/quality/product-definitions/

Application(s)

  • Smartphones
  • Tablets
  • Notebooks

Specifications & Technical Documents

Product Parameters

Type

Load Switch

AEC Qualified

No

Compliance (Only Automotive Supports PPAP)

Standard

Quiescent Current Typ (μA)

25

Maximum Continuous Output Current (A)

4

Channels

1

Enable Logic

Active High

Minimum Operating Voltage (V)

0.9

Maximum Operating Voltage (V)

4.5

RDS(ON) (VIN = 5V) Typ (mΩ)

7.3

Reverse Current Block

No

Output Discharge

No

Overtemperature Protection

Yes

UL Certificate

NO

Related Content

Packages

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