| Allicdata Part #: | TPS7A4515DCQT-ND |
| Manufacturer Part#: |
TPS7A4515DCQT |
| Price: | $ 1.64 |
| Product Category: | Integrated Circuits (ICs) |
| Manufacturer: | Texas Instruments |
| Short Description: | IC REG LINEAR 1.5V 1.5A SOT223-6 |
| More Detail: | Linear Voltage Regulator IC Positive Fixed 1 Outpu... |
| DataSheet: |  TPS7A4515DCQT Datasheet/PDF |
| Quantity: | 1000 |
| 250 +: | $ 1.48718 |
Specifications
| Current - Output: | 1.5A |
| Base Part Number: | TPS7A4515 |
| Supplier Device Package: | SOT-223-6 |
| Package / Case: | SOT-223-6 |
| Mounting Type: | Surface Mount |
| Operating Temperature: | -40°C ~ 125°C |
| Protection Features: | Over Current, Over Temperature, Reverse Polarity |
| Control Features: | Enable |
| PSRR: | 68dB (120Hz) |
| Current - Supply (Max): | 90mA |
| Current - Quiescent (Iq): | 1.5mA |
| Series: | -- |
| Voltage Dropout (Max): | 0.45V @ 1.5A |
| Voltage - Output (Max): | -- |
| Voltage - Output (Min/Fixed): | 1.5V |
| Voltage - Input (Max): | 20V |
| Number of Regulators: | 1 |
| Output Type: | Fixed |
| Output Configuration: | Positive |
| Part Status: | Active |
| Packaging: | Tape & Reel (TR) |
Description
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The TPS7A4515DCQT is a low-dropout (LDO) linear regulator designed to provide low-noise power to delicate circuits in consumer, industrial and automotive applications. It provides high precision regulation and fast transient response to the load with its low VDROPout and high PSRR. Its features make it very attractive for both consumer and industrial applications, in which many devices require clean and low-noise power. Applications of the TPS7A4515DCQT include powering of wireless communication devices, AV systems, gaming consoles, digital audio and medical devices. The overall performance and long lifetime of the regulator make it suitable for many demanding applications.
TPS7A4515DCQT Operating Principle
The TPS7A4515DCQT is based on a linear regulation topology. Its features make it very attractive for both consumer and industrial applications, in which many devices require clean and low-noise power. The basic operating principle of the TPS7A4515DCQT involves a series connection between the input voltage and the load. The input voltage is compared to an internal reference voltage, and if the input voltage is greater than the reference voltage, the device will turn on a PMOS transistor that will reduce the input voltage to the output voltage, plus any additional voltage drop across the regulator. The output voltage is regulated against the reference voltage using an error amplifier, as well as an adjustment terminal that is used to set the output voltage.
The TPS7A4515DCQT has an integrated power FET, allowing it to transfer power to the output. The integrated power FET has low RDS(on) at high temperatures, making it suitable for power efficient applications. The TPS7A4515DCQT also has an over-temperature protection, allowing it to shut down the regulator when the die temperature exceeds its maximum rating.
The TPS7A4515DCQT also has a fast transient response. This allows the regulator to quickly adjust to changes in input voltage and output load, resulting in accurate and steady output voltage. It also has an internal soft-start feature, reducing inrush current and overshoot during start-up.
The TPS7A4515DCQT also features short circuit protection, which disables the regulator if the output is shorted for an extended period of time. Additionally, the device is offered in an HV version, which allows it to handle input voltages up to 28V.
TPS7A4515DCQT Applications
The TPS7A4515DCQT is designed for use in a wide range of consumer and industrial applications, including:
- Cell phones
- Personal digital assistants
- Audio equipment
- Automotive electronics
- Home entertainment systems
- Industrial control systems
- Medical equipment
- Wireless communication systems
- Battery powered devices
The TPS7A4515DCQT is a versatile and reliable regulator, making it ideal for a wide range of applications. Its features, such as its low dropout, high PSRR and fast transient response, make it suitable for many demanding applications.
Conclusion
The TPS7A4515DCQT is a low-dropout linear regulator designed to provide low-noise power to delicate circuits in consumer, industrial and automotive applications. Its features make it suitable for use in many demanding applications, such as cell phones, personal digital assistants, audio equipment, automotive electronics, home entertainment systems, industrial control systems and medical equipment. The TPS7A4515DCQT has a fast transient response, allowing it to quickly adjust to changes in input voltage and output load, resulting in accurate and steady output voltage. It also has an integrated power FET, allowing it to transfer power to the output with low RDS(on). Finally, the TPS7A4515DCQT has short circuit protection and it is offered in an HV version, allowing it to handle high input voltages.
The specific data is subject to PDF, and the above content is for reference
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