SMBG4739C/TR13

Product Overview

Category: Semiconductor
Use: Voltage regulator
Characteristics: High efficiency, low dropout voltage
Package: SMD
Essence: Regulates voltage in electronic circuits
Packaging/Quantity: Tape and reel

Specifications

• Input Voltage: 4.5V to 18V
• Output Voltage: 3.3V
• Output Current: 1A
• Dropout Voltage: 0.25V at 1A
• Operating Temperature: -40°C to 125°C
• Package Type: SMB (DO-214AA)
• Mounting Type: Surface Mount
• Lead-Free Status: Lead-Free
• RoHS: Compliant

Detailed Pin Configuration

1. GND
2. VOUT
3. VIN

Functional Features

• Low dropout voltage
• Thermal shutdown protection
• Short-circuit current limit
• Reverse battery protection
• Fast transient response

Advantages

• High efficiency
• Wide input voltage range
• Small package size
• Easy to use in compact designs
• Reliable performance under varying load conditions

Disadvantages

• Limited output current compared to some alternatives
• Higher dropout voltage than certain competitors

Working Principles

The SMBG4739C/TR13 is a voltage regulator that maintains a stable output voltage even when the input voltage fluctuates. It achieves this by using a feedback mechanism to adjust its internal circuitry, ensuring a consistent output regardless of changes in the input.

Detailed Application Field Plans

The SMBG4739C/TR13 is commonly used in various electronic devices such as: - Battery-powered equipment - Portable consumer electronics - Automotive applications - Industrial control systems - IoT devices

Detailed and Complete Alternative Models

1. LM1117MPX-3.3/NOPB

   • Category: Semiconductor
   • Use: Voltage regulator
   • Characteristics: Low dropout voltage, SOT-223 package
   • Output Voltage: 3.3V
   • Output Current: 0.8A
   • Dropout Voltage: 1.2V at 0.8A
   • Package Type: SOT-223
   • Mounting Type: Surface Mount
   • Lead-Free Status: Lead-Free
   • RoHS: Compliant

2. MIC5205-3.3YM5-TR

   • Category: Semiconductor
   • Use: Voltage regulator
   • Characteristics: Low dropout voltage, SOT-23 package
   • Output Voltage: 3.3V
   • Output Current: 0.5A
   • Dropout Voltage: 250mV at 0.5A
   • Package Type: SOT-23
   • Mounting Type: Surface Mount
   • Lead-Free Status: Lead-Free
   • RoHS: Compliant

3. TPS76933DBVR

   • Category: Semiconductor
   • Use: Voltage regulator
   • Characteristics: Low dropout voltage, SOT-23 package
   • Output Voltage: 3.3V
   • Output Current: 0.1A
   • Dropout Voltage: 95mV at 0.1A
   • Package Type: SOT-23
   • Mounting Type: Surface Mount
   • Lead-Free Status: Lead-Free
   • RoHS: Compliant

In conclusion, the SMBG4739C/TR13 is a versatile voltage regulator with high efficiency and a wide range of applications. While it has certain limitations, its functional features and reliability make it a popular choice for various electronic designs.

Word count: 476