Overview
The TLV70033DSET is a 200-mA, low-IQ (quiescent current), low-dropout linear voltage regulator produced by Texas Instruments. This device is designed for power-sensitive applications, particularly in battery-operated handheld equipment. It features a precision bandgap and error amplifier, providing a high level of output voltage accuracy and stability. The TLV700 series is known for its low output noise, high power-supply rejection ratio (PSRR), and low dropout voltage, making it ideal for applications requiring efficient and reliable voltage regulation.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Input Voltage Range | 2 | 5.5 | V | |
| Output Voltage Accuracy | -2% | 2% | ||
| Dropout Voltage | 43 mV @ IOUT = 50 mA, VOUT = 2.8 V | 85 mV @ IOUT = 100 mA, VOUT = 2.8 V | 175 mV @ IOUT = 200 mA, VOUT = 2.35 V | mV |
| Output Current | 200 | mA | ||
| Line Regulation | 1 | 5 | mV | |
| Load Regulation | 0 | 15 | mV | |
| PSRR | 68 dB @ 1 kHz | |||
| Package | WSON-6 (1.5x1.5) |
Key Features
- Very Low Dropout Voltage: As low as 43 mV at 50 mA output current and 2.8 V output voltage.
- High Accuracy: 2% accuracy over the entire operating temperature range.
- Low Output Noise: Suitable for noise-sensitive applications.
- High PSRR: 68 dB at 1 kHz, ensuring good noise rejection.
- Low Quiescent Current: Efficient operation in battery-powered devices.
- Undervoltage Lockout (UVLO): Ensures the output is shut off until the internal circuitry is properly operational.
Applications
The TLV70033DSET is particularly suited for battery-operated handheld equipment, such as mobile phones, tablets, and other portable devices. It is also suitable for any application requiring low noise, high PSRR, and efficient voltage regulation, including medical devices, industrial control systems, and consumer electronics.
Q & A
- What is the maximum output current of the TLV70033DSET? The maximum output current is 200 mA.
- What is the input voltage range for the TLV70033DSET? The input voltage range is from 2 V to 5.5 V.
- What is the typical dropout voltage at 50 mA output current? The typical dropout voltage at 50 mA output current and 2.8 V output voltage is 43 mV.
- What is the power-supply rejection ratio (PSRR) of the TLV70033DSET? The PSRR is 68 dB at 1 kHz.
- What is the package type of the TLV70033DSET? The package type is WSON-6 (1.5x1.5).
- Does the TLV70033DSET have an undervoltage lockout (UVLO) feature? Yes, it does have a UVLO feature to ensure the output is shut off until the internal circuitry is properly operational.
- What is the typical quiescent current of the TLV70033DSET? The quiescent current is very low, making it suitable for battery-powered devices.
- What is the output voltage accuracy of the TLV70033DSET? The output voltage accuracy is ±2% over the entire operating temperature range.
- Is the TLV70033DSET suitable for noise-sensitive applications? Yes, it is suitable due to its low output noise.
- What are some common applications for the TLV70033DSET? Common applications include battery-operated handheld equipment, medical devices, industrial control systems, and consumer electronics.
