사양
| 속성 | 가치 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Amplifier Type | General Purpose |
| Number of Circuits | 1 |
| Slew Rate | 1V/µs |
| Gain Bandwidth Product | 1 MHz |
| Current - Input Bias | 200 nA |
| Voltage - Input Offset | 2 mV |
| Supply Current | 700µA |
| Current - Output / Channel | 30 mA |
| Voltage - Supply Span(Min) | 3 V |
| Voltage - Supply Span(Max) | 30 V |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Surface Mount |
개요
Description
The TL343IDBVR is a Texas Instruments device, primarily used as a controller in DC-DC converter applications. It is part of the TL343 series, known for its precision and efficiency in power management. This integrated circuit functions as a PWM (Pulse Width Modulation) controller, offering high performance for regulating output voltage levels in switching power supplies.
Key features of the TL343IDBVR include a wide input voltage range, low power consumption, and high accuracy in voltage regulation. It supports various topologies such as buck, boost, and flyback, making it versatile for numerous applications. The device is packaged in a small-outline form, making it suitable for compact designs.
Designed for ease of integration, the TL343IDBVR includes features like under-voltage lockout, over-current protection, and thermal shutdown, ensuring reliable and safe operation. It is widely used in consumer electronics, telecommunications, and industrial applications where efficient and compact power management solutions are required.
Key features of the TL343IDBVR include a wide input voltage range, low power consumption, and high accuracy in voltage regulation. It supports various topologies such as buck, boost, and flyback, making it versatile for numerous applications. The device is packaged in a small-outline form, making it suitable for compact designs.
Designed for ease of integration, the TL343IDBVR includes features like under-voltage lockout, over-current protection, and thermal shutdown, ensuring reliable and safe operation. It is widely used in consumer electronics, telecommunications, and industrial applications where efficient and compact power management solutions are required.
Equivalent
The TL343IDBVR is a switching voltage regulator controller. Its equivalents could include the LM2575 series, LM2596 series, or MC34063A, which are also popular switching regulators used for similar applications. Ensure to check the specific requirements such as input voltage range, output current, and switching frequency to find the best match for your application.
Features
The TL343IDBVR is a low-dropout (LDO) voltage regulator designed for applications requiring efficient power management. Key features include:
1. Input Voltage Range: It supports a wide input voltage range, typically around 3 V to 40 V, making it versatile for various applications.
2. Output Voltage: The regulator offers a fixed or adjustable output voltage option, providing flexibility in design.
3. Low Dropout Voltage: This feature allows the device to maintain regulation with a small difference between input and output voltages, improving efficiency.
4. High Accuracy: The TL343IDBVR provides high output voltage accuracy, typically within ±1% or better, ensuring reliable performance.
5. Low Quiescent Current: It operates with minimal current consumption in idle mode, enhancing battery life in portable devices.
6. Thermal Protection: Built-in thermal shutdown and current limiting protect against overheating and overcurrent scenarios.
7. Package Type: The device is available in a small, space-saving SOT-23 package, suitable for compact designs.
This combination of features makes the TL343IDBVR suitable for use in consumer electronics, automotive systems, and industrial applications where efficiency and reliability are critical.
1. Input Voltage Range: It supports a wide input voltage range, typically around 3 V to 40 V, making it versatile for various applications.
2. Output Voltage: The regulator offers a fixed or adjustable output voltage option, providing flexibility in design.
3. Low Dropout Voltage: This feature allows the device to maintain regulation with a small difference between input and output voltages, improving efficiency.
4. High Accuracy: The TL343IDBVR provides high output voltage accuracy, typically within ±1% or better, ensuring reliable performance.
5. Low Quiescent Current: It operates with minimal current consumption in idle mode, enhancing battery life in portable devices.
6. Thermal Protection: Built-in thermal shutdown and current limiting protect against overheating and overcurrent scenarios.
7. Package Type: The device is available in a small, space-saving SOT-23 package, suitable for compact designs.
This combination of features makes the TL343IDBVR suitable for use in consumer electronics, automotive systems, and industrial applications where efficiency and reliability are critical.
Pinout
The TL343IDBVR is a voltage reference IC. It typically comes in an 8-pin package. However, the specific pin configuration and function might vary slightly depending on the manufacturer or specific package variant. Here's a general idea of the pin functions you might encounter:
1. Vout: Output Voltage - Provides the stable reference voltage.
2. GND: Ground - Common ground for the IC.
3. Vin: Input Voltage - Power supply input for the IC.
4. Trim/Adjust: Allows minor adjustments to the output voltage.
5. Enable/Shutdown: Enables or disables the IC functionality.
6. Feedback: Used for regulation accuracy in some variants.
7. NC/No Connect: Not connected internally; used for stability or compatibility.
8. Error Flag: Indicates a fault or error condition.
For precise pin functions, please refer to the datasheet of the specific TL343IDBVR you are using, as this can provide exact pin configurations and descriptions.
1. Vout: Output Voltage - Provides the stable reference voltage.
2. GND: Ground - Common ground for the IC.
3. Vin: Input Voltage - Power supply input for the IC.
4. Trim/Adjust: Allows minor adjustments to the output voltage.
5. Enable/Shutdown: Enables or disables the IC functionality.
6. Feedback: Used for regulation accuracy in some variants.
7. NC/No Connect: Not connected internally; used for stability or compatibility.
8. Error Flag: Indicates a fault or error condition.
For precise pin functions, please refer to the datasheet of the specific TL343IDBVR you are using, as this can provide exact pin configurations and descriptions.
Manufacturer
The TL343IDBVR is manufactured by Texas Instruments (TI). Texas Instruments is an American technology company that designs and manufactures semiconductors and various integrated circuits. The company is one of the largest semiconductor companies in the world and serves a wide array of industries, including automotive, industrial, personal electronics, communications equipment, and enterprise systems. TI is well-known for developing analog chips and embedded processors, and it plays a significant role in the electronics supply chain.
Application
The TL343IDBVR is a pulse-width modulation (PWM) controller used primarily in power management applications. Key application areas include:
1. DC-DC Converters: It is used in designing efficient step-up (boost), step-down (buck), or inverting converters.
2. AC-DC Power Supplies: Utilized in switching power supplies for converting AC to regulated DC outputs.
3. Battery Chargers: Provides control for intelligent charging systems in various battery-powered devices.
4. LED Drivers: Ensures efficient power delivery and brightness control in LED lighting systems.
5. Motor Control: Facilitates precise speed and torque control in DC motor applications.
Its versatility and efficiency make it suitable for a wide range of consumer electronics and industrial applications.
1. DC-DC Converters: It is used in designing efficient step-up (boost), step-down (buck), or inverting converters.
2. AC-DC Power Supplies: Utilized in switching power supplies for converting AC to regulated DC outputs.
3. Battery Chargers: Provides control for intelligent charging systems in various battery-powered devices.
4. LED Drivers: Ensures efficient power delivery and brightness control in LED lighting systems.
5. Motor Control: Facilitates precise speed and torque control in DC motor applications.
Its versatility and efficiency make it suitable for a wide range of consumer electronics and industrial applications.
Package
The TL343IDBVR is packaged in a SOT-23-6 surface-mount package.
