BA033ST-V5

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

BA033ST-V5 Application Field and Working Principle

The BA033ST-V5 is a high performance linear voltage regulator designed for applications that require adjustable power supply for powering components in the industrial, consumer, automotive, and telecommunication equipment. It is categorized as a PMIC—Voltage Regulators—Linear.

Description

The BA033ST-V5 is a three-terminal voltage regulator that provides accurate and stable voltages. It uses a series-pass voltage-regulating element, such as a bipolar transistor, Darlington transistor, MOSFET, or an integrated circuit, to control and limit the output voltage to a set level in the presence of varying inputs and loads. It has a PWM (pulse width modulation) feedback loop that ensures the output voltage is maintained at the required level, regardless of circumstances. It is available in a TO-220 packaged form, and is capable of supplying a regulated output voltage of up to 12V.

Features

• Output current of up to 2.5A
• Built-in over-current, over-voltage and thermal protection
• Feedback loop circuit with hysteresis range of 0.2V
• High ripple rejection of up to 58 dB
• High efficiency: up to 95%

Applications

The BA033ST-V5 is widely used in various industrial applications, such as instrumentation, robotics, embedded designs, gaming machines, telecom and military products.

Due to its low price, efficiency, and ease of use, it is also widely used in consumer applications, such as mobile phone chargers, mobile batteries, personal digital assistant (PDA) battery chargers, and camcorders.

Working Principle

The BA033ST-V5 uses a feedback loop to control and limit the output voltage. The feedback loop includes a voltage reference, a voltage divider, an error amplifier, an output transistor, and a pulse width modulation (PWM) comparator. The voltage reference provides a stable and accurate reference voltage to the voltage divider. The voltage divider divides the input voltage, which is then applied to the error amplifier. The error amplifier compares the reference voltage with the divided input voltage, and generates an error signal. The output transistor amplifies the error signal and drives the output voltage. The PWM comparator compares the output voltage to the reference voltage, and if there is any difference between the two, it adjusts the output voltage accordingly to maintain the output voltage at the required level.

The BA033ST-V5 also has built-in over-current, over-voltage, and thermal protection features. These features help protect both the circuit and the device from damage caused by excessive current, voltage, or temperature.

Conclusion

The BA033ST-V5 is a three-terminal voltage regulator that provides accurate and stable voltages. It uses a feedback loop circuit to maintain the required output voltage in the presence of varying inputs and loads. It is widely used in various industrial, consumer, automotive, and telecommunication applications. It is also equipped with built-in over-current, over-voltage and thermal protection features.

The specific data is subject to PDF, and the above content is for reference