AP2112K 3.3 Diodes Inc LDO Linear Voltage Regulator IC - SOT-23-5 Package

AP2112K-3.3 Diodes LDO Linear Voltage Regulator IC is a fixed 3.3 V low-dropout linear voltage regulator designed to provide a stable regulated output for electronic circuits. It can deliver up to 600 mA of continuous output current and includes an enable function, thermal shutdown, short-circuit protection, low quiescent current, and automatic output discharge when disabled. Its compact SOT-23-5 package makes it suitable for compact embedded systems, microcontroller boards, portable electronics, and other 3.3 V power-supply applications.

AP2112K-3.3-Diodes-Inc-LDO Linear Voltage Regulator IC - SOT-23-5 Package Datasheet

Features:

1. Fixed 3.3 V regulated output.
2. Up to 600 mA continuous output current.
3. Low dropout voltage of 250 mV typical at 600 mA.
4. Input voltage range of 2.5 V to 6 V.
5. Enable function for turning the regulator ON/OFF.
6. Automatic output discharge when disabled.
7. Low quiescent current of 55 µA typical.
8. Short-circuit and thermal shutdown protection.
9. ±1.5% output voltage accuracy.
10. Stable with 1.0 µF ceramic, tantalum, or aluminum electrolytic capacitors.
11. Compact SOT-23-5 package.

Specifications:

Parameter	Value
Product Type	LDO Linear Voltage Regulator IC
Model	AP2112K-3.3
Brand	Diodes Incorporated
Output Voltage	3.3 V
Output Type	Fixed
Output Current	600 mA
Input Voltage Range	2.5 V to 6 V
Output Voltage Accuracy	±1.5%
Dropout Voltage	250 mV Typ. @ 600 mA
Quiescent Current	55 µA Typ.
Standby Current	0.01 µA Typ.
PSRR	65 dB @ 100 Hz to 1 kHz
Output Noise	50 µVRMS
Enable Input	Yes
Protection	Short Circuit, Thermal Shutdown
Operating Temperature	-40°C to +85°C
Package	SOT-23-5 / SOT25
Mounting Type	Surface Mount

Pin Configuration:

Pin No.	Pin Name	Description
1	VIN	Input Voltage
2	GND	Ground
3	EN	Chip Enable; High = ON, Low = Shutdown
4	NC	No Connection
5	VOUT	3.3 V Regulated Output

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Package Includes:

1 × AP2112K-3.3 Diodes LDO Linear Voltage Regulator IC - SOT-23-5 Package