Description
TLV70230QDBVRQ1
Overview
The TLV70230QDBVRQ1 is a low-dropout linear voltage regulator, designed to provide high performance in a small package. Key features include a low dropout voltage, high accuracy, and low noise, making it suitable for a variety of applications including power supplies for microcontrollers, microphone bias, and other small signal circuits.
Key Features
- Input Voltage Range: 2.5V to 5.5V
- Output Voltage: Adjustable (1.2V to 4.5V)
- Maximum Dropout Voltage: 350mV at 200mA
- Maximum Output Current: 200mA
- Output Noise (RMS): 28μV
- Line Regulation: 0.026%/V
- Load Regulation: 0.15%/mA
- Operating Temperature Range: -40°C to 125°C
- Packages: 5-pin SC70 (DCK) and 6-pin SOT-23 (DBV)
Applications
- Microcontroller Power Supplies: Providing stable voltage to microcontrollers in various devices.
- Portable Electronics: Used in handheld and battery-powered devices.
- Audio Equipment: Serves as a microphone bias voltage supply in audio circuits.
- Other Small Signal Circuits: Suitable for any application requiring low noise, high accuracy voltage regulation.
Block Diagram
The TLV70230QDBVRQ1’s block diagram illustrates its internal structure, including the input stage, voltage reference, error amplifier, and the power transistor that controls the output voltage. This structure enables the device to achieve low dropout and high accuracy.
Pin Configuration
- Pin 1 (VIN): Input Voltage
- Pin 2 (FB/NC): Feedback or No Connection
- Pin 3 (GND): Ground
- Pin 4 (VOUT): Output Voltage
- Pin 5 (NC/EN): No Connection or Enable
- For the SOT-23 (DBV) package, Pin 6, if used as an enable pin, allows for greater flexibility in power management.
Electrical Characteristics
| Parameter | Value | Unit |
|---|---|---|
| Dropout Voltage (Vin-Vout) | 350 | mV |
| Input Voltage Range | 2.5 to 5.5 | V |
| Output Voltage Range | 1.2 to 4.5 | V |
| Output Current Limit | 200 | mA |
| Operating Junction Temperature | -40 to 125 | °C |
Ordering Information
To order the TLV70230QDBVRQ1, note the part number, package type, and any other relevant specifications such as the desired output voltage configuration.
Packaging and Reliability
The TLV70230QDBVRQ1 is available in space-saving packages, such as the 5-pin SC70 (DCK) and 6-pin SOT-23 (DBV), enhancing its suitability for compact designs. It meets or exceeds the requirements of relevant industry standards for reliability and performance.