MAX6348UR33-T

Product Overview

Category

The MAX6348UR33-T belongs to the category of voltage regulators.

Use

It is primarily used for regulating voltage in electronic circuits.

Characteristics

• Input Voltage Range: 2.5V to 16V
• Output Voltage: 3.3V
• Maximum Output Current: 50mA
• Low Dropout Voltage: 120mV at 50mA
• Low Quiescent Current: 5µA (typical)
• Low Shutdown Current: 0.1µA (typical)
• Operating Temperature Range: -40°C to +85°C
• Package Type: SOT23-3
• RoHS Compliant

Packaging/Quantity

The MAX6348UR33-T is available in a SOT23-3 package. It is typically sold in reels or tubes containing a specific quantity, such as 3000 units per reel.

Specifications

• Input Voltage Range: 2.5V to 16V
• Output Voltage: 3.3V ±2%
• Output Current: Up to 50mA
• Dropout Voltage: 120mV at 50mA
• Quiescent Current: 5µA (typical)
• Shutdown Current: 0.1µA (typical)
• Line Regulation: 0.02%/V
• Load Regulation: 0.05%/mA
• Ripple Rejection: 70dB at 1kHz
• Operating Temperature Range: -40°C to +85°C
• Package Type: SOT23-3

Detailed Pin Configuration

The MAX6348UR33-T has three pins:

1. VIN: Input voltage pin.
2. GND: Ground pin.
3. VOUT: Output voltage pin.

Functional Features

• Low dropout voltage ensures efficient regulation even with small input-output voltage differentials.
• Low quiescent current minimizes power consumption in standby or idle modes.
• Shutdown mode reduces current consumption to an extremely low level when the regulator is not in use.
• Excellent line and load regulation characteristics ensure stable output voltage under varying conditions.
• High ripple rejection ratio allows for effective filtering of input voltage fluctuations.

Advantages

• Wide input voltage range enables compatibility with various power sources.
• Low dropout voltage ensures efficient operation even with low input-output voltage differentials.
• Low quiescent and shutdown currents minimize power consumption, making it suitable for battery-powered applications.
• Small package size (SOT23-3) allows for space-saving integration into compact electronic devices.
• RoHS compliance ensures environmental friendliness.

Disadvantages

• Limited maximum output current (50mA) may restrict its use in high-power applications.
• Output voltage fixed at 3.3V may not be suitable for all voltage requirements.

Working Principles

The MAX6348UR33-T is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It operates by comparing the output voltage with a reference voltage and adjusting the pass transistor accordingly to maintain a stable output voltage.

Detailed Application Field Plans

The MAX6348UR33-T can be used in various applications, including but not limited to:

1. Battery-powered devices: Portable electronics, handheld instruments, wireless sensors.
2. Microcontroller systems: Arduino projects, embedded systems, IoT devices.
3. Communication equipment: Wireless modules, routers, modems.
4. Automotive electronics: Infotainment systems, dashboard displays, lighting controls.
5. Industrial automation: PLCs, motor control, sensor interfaces.

Detailed and Complete Alternative Models

1. LM1117-3.3: Similar specifications, available in different package types.
2. LT1763-3.3: Higher output current capability, lower dropout voltage.
3. MCP1700-3302E: Lower quiescent current, available in SOT23-3 package.

These alternative models offer similar functionality and can be considered as substitutes for the MAX6348UR33-T based on specific requirements.

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