Diodes Incorporated

Image shown is for reference only. Actual package may vary. Refer to the product data sheet for package details.


Image shown is for reference only. Actual package may vary. Refer to the product data sheet for package details.

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AP2204 (Not Recommended for new design)

NRND = Not Recommended for New Design

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The AP2204 series is a positive voltage regulator IC fabricated by high voltage EPNP process. The AP2204 has features of wide input voltage range, high accurcay, high ripple rejection, low dropout voltage, low noise, current limit and ultra-low quiescent current which make it ideal for use in various USB and portable devices. The IC consists of a voltage reference, an error amplifier, a resistor network for setting output voltage, a current limit circuit for current protection, and a chip enable circuit. The AP2204 has 1.5V, 1.8V, 2.5V, 2.8V, 3.0V, 3.3V, 5.0V fixed voltage versions and adjustable voltage version.


· Wide Input Voltage Range: 2.3V to 24V · Wide Output Voltage Range: 1.24V to 22V · Excellent Ripple Rejection: 60dB@ f = 1kHz · Low Dropout Voltage: VDROP = 100mV@ IOUT = 100μA · Low Ground Current · High Output Voltage Accuracy · Compatible with Low ESR Ceramic Capacitor · Excellent Line/Load Regulation · Thermal Shutdown Function


· Battery-powered Equipment · Laptop, Palmtops, Notebook Computers · Portable Information Appliances

Product Specifications

Product Parameters

Channels 1
Enable Active H
Features Wide Vin
IOUT 0.15
IQ (mA) 20
Operating Temperature (Ambient) (°C) -40 to 85
VDROPOUT (Max) 0.5
VIN (Max) 24
VIN (Min) 2.6
VOUT 5, 3.3, 3.0, 2.8, 2.5, 1.8, 1.5, ADJ(1.24)

Technical Documents

Recommended Soldering Techniques


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-2642 2023-09-05 2024-03-05 Device End of Life (EOL)
PCN-2567 2022-03-30 2022-09-30 Device End of Life (EOL)
PCN-2331 2018-03-22 2018-06-22 Additional Qualified BOM (Bill of Materials) on Selected Devices