MIC5304

Low Dropout Regulator

The MIC5304 is a low dropout regulator from Micrel. View the full MIC5304 datasheet below including key specifications, pinout.

MIC5304 shares its datasheet with MIC5504-3.3YM5, whose page lists every part number it covers.

Official MIC5304 datasheet (PDF) — the source this page was extracted from.

Manufacturer

Micrel

MIC5304 Key Specifications

Parameter	Value
Protection	Thermal shutdown and current limit
Output Current	150mA
Dropout Voltage	85mV at 150mA
Output Accuracy	0.5%
Output Capacitor	Stable with 1μF ceramic
Package Dimensions	1.6mm x 1.6mm, 6-pin
Input Voltage Range	2.3V to 5.5V
Output Voltage Selection	Logic-controlled dual voltage pin select
Operating (Quiescent) Current	24μA

MIC5304 Overview

Part: MIC5504-3.3YM5

Type: Low Dropout Regulator (LDO)

Description: Single output LDO with up to 5.5V input and 300mA output, available in 1x1mm DFN and SOT23 packages.

Operating Conditions:

Supply voltage: Up to 5.5V
Max output current: 300mA

Key Specs:

Max output current: 300mA
Max input voltage: 5.5V
Number of outputs: Single
DFN package size: 1x1mm

Features:

Single Output
Small Size
General Purpose

Package:

1x1mm DFN
SOT23

MIC5304 Pin Configuration

MIC5304 Pinout

Package: DFN6 (1.6×1.6 mm)

Pin Number	Pin Name	Type	Description
1	IN	P	Input Supply Voltage
2	GND	P	Ground
3	EN	I	Enable Control (Active High)
4	FB	I	Feedback / Voltage Select
5	OUT	O	Regulated Output
6	OUT	O	Regulated Output

Notes

Pins 5 & 6: Both pins are connected to the output and should be tied together externally for optimal performance.
Package: 1.6×1.6 mm DFN with 0.5 mm pitch.
Key Features: 85 mV dropout, 0.5% accuracy, 24 μA quiescent current, selectable output voltage via FB pin.
Pin 4 (FB): Selectable output voltage configuration; see datasheet for resistor divider or selection options.

Variants on the same datasheet

These parts have exact links to the same datasheet. They are candidates to compare, not verified drop-in replacements; check package, pinout and electrical limits.

Part Number	Manufacturer	Package
MIC5301	Micrel	—
MIC5302	Micrel	DFN-4 1.2x1.6mm
MIC5305	Micrel	—
MIC5306	Micrel	SOT23-5
MIC5308	Micrel	DFN-6 1.6x1.6mm
MIC5504	Micrel	SOT23
MIC5504-3.3YM5	Micrel	DFN-4 (1x1mm)

Other Linear Regulators (LDO)

LP5907MFX-3.3/NOPB – Texas Instruments, Low-Noise, Low-IQ LDO
AP7343D-30FS4-7B – Diodes Incorporated, 300mA High PSRR Low-Noise LDO
MC78M12ACDTRKG – onsemi, Positive Voltage Regulator
LM317 – Texas Instruments, Adjustable Regulator
ME6211C33M5G-N – Nanjing Micro One, High PSRR Low-Noise CMOS LDO Regulator
R1191L – Nisshinbo, LDO Regulator
AAT3221IGV-3.3-T1 – Skyworks Solutions, LDO Linear Regulator
AMS1117 – Advanced Monolithic Systems, Low Dropout Voltage Regulator

All Linear Regulators (LDO) datasheets All Micrel datasheets (40)

Data on this page is extracted from publicly available manufacturer datasheets using automated tools including AI. It may contain errors or omissions. Always verify specifications against the official manufacturer datasheet before making design or purchasing decisions. See our Terms of Service. Rights holders can submit a takedown request.

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