SN10501DBVRG4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low dropout, high accuracy, low quiescent current
• Package: SOT-23-5
• Essence: Linear voltage regulator
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 1.2V to 3.6V
• Dropout Voltage: 200mV at 100mA
• Quiescent Current: 45µA
• Load Regulation: ±0.5%
• Line Regulation: ±0.3%
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The SN10501DBVRG4 has a total of five pins:

1. GND (Ground): Connected to the ground reference.
2. IN (Input): Connects to the input voltage source.
3. EN (Enable): Controls the enable/disable function of the regulator.
4. BYP (Bypass): Used for noise reduction by connecting a capacitor to ground.
5. OUT (Output): Provides the regulated output voltage.

Functional Features

• Low dropout voltage ensures efficient regulation even with small input-output differentials.
• High accuracy output voltage provides stable power supply for sensitive applications.
• Low quiescent current minimizes power consumption during standby or idle mode.
• Thermal shutdown protection prevents damage due to excessive temperature.
• Short-circuit current limit protects the regulator and load from excessive current.

Advantages and Disadvantages

Advantages: - Wide input voltage range allows compatibility with various power sources. - Small package size enables space-saving designs. - Excellent line and load regulation ensures stable output under varying conditions. - Low quiescent current extends battery life in portable applications.

Disadvantages: - Limited output current capability may not be suitable for high-power applications. - Dropout voltage may cause power dissipation and affect efficiency in low input-output differential scenarios.

Working Principles

The SN10501DBVRG4 is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It operates by comparing the reference voltage with the feedback voltage derived from the output. The pass transistor adjusts its resistance to maintain the desired output voltage, compensating for changes in load and input voltage.

Detailed Application Field Plans

The SN10501DBVRG4 is commonly used in various electronic devices and systems, including but not limited to:

1. Battery-powered devices: Portable audio players, handheld gaming consoles, and wireless communication devices.
2. Automotive electronics: Infotainment systems, navigation units, and dashboard displays.
3. Industrial control systems: PLCs (Programmable Logic Controllers), motor drives, and sensors.
4. Consumer electronics: Smartphones, tablets, and digital cameras.
5. Medical equipment: Patient monitoring devices, diagnostic instruments, and wearable health trackers.

Detailed and Complete Alternative Models

1. LM1117-3.3: A popular alternative with similar specifications and pin configuration.
2. MCP1700-3302E: Another option offering low dropout voltage and small package size.
3. TPS79633: Provides high accuracy and low quiescent current for demanding applications.

These alternatives offer comparable performance and can be considered based on specific requirements and availability.

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