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TPS79633DCQR
+BOMIC REG LINEAR 3.3V 1A SOT223-6
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Nhà sản xuấtTexas Dụng cụ
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Ông. Phần #TPS79633DCQR
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Bảng dữ liệu TPS79633DCQR DataSheet
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Gói SOT-223 (DCQ)-6
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Có sẵn5881
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| ProductStatus | Active |
| OutputConfiguration | Positive |
| OutputType | Fixed |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | 5.5V |
| Voltage-Output(Min/Fixed) | 3.3V |
| VoltageDropout(Max) | 0.33V @ 1A |
| Current-Output | 1A |
| Current-Quiescent(Iq) | 385 µA |
| PSRR | 59dB ~ 42dB (100Hz ~ 100kHz) |
| ControlFeatures | Enable |
| ProtectionFeatures | Over Current, Over Temperature, Reverse Polarity, Under Voltage Lockout (UVLO) |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | SOT-223-6 |
Tổng quan
Description
The TPS79633DCQR is a low-dropout (LDO) linear voltage regulator from Texas Instruments, designed to provide a stable 3.3V output from higher voltage inputs with a maximum current output of 1A. It features low noise, high power-supply rejection ratio (PSRR), and fast transient response, making it suitable for powering sensitive analog and digital circuits. The device operates with a low quiescent current and includes an enable pin for power savings during idle periods. The TPS79633DCQR is housed in a small SOT-223 package, which is ideal for space-constrained applications. Additional features include thermal shutdown and current limiting to protect against overload conditions. It's commonly used in applications such as portable devices, battery-powered equipment, and microcontroller power supplies, where reliable and efficient voltage regulation is crucial.
Equivalent
The TPS79633DCQR is a low-dropout (LDO) voltage regulator. Equivalent products may include:
1. MIC5205-3.3BM5 from Microchip Technology – A similar low-dropout regulator.
2. LP38691SD-3.3 from Texas Instruments – Offers low noise and a similar output.
3. MCP1700T-3302E/CB from Microchip Technology – A low-dropout regulator with comparable specs.
4. NCP1117DT33G from ON Semiconductor – Another alternative with similar functionality.
Always check the specific electrical characteristics to ensure compatibility for your application.
1. MIC5205-3.3BM5 from Microchip Technology – A similar low-dropout regulator.
2. LP38691SD-3.3 from Texas Instruments – Offers low noise and a similar output.
3. MCP1700T-3302E/CB from Microchip Technology – A low-dropout regulator with comparable specs.
4. NCP1117DT33G from ON Semiconductor – Another alternative with similar functionality.
Always check the specific electrical characteristics to ensure compatibility for your application.
Features
The TPS79633DCQR is a high-performance low-dropout (LDO) voltage regulator from Texas Instruments. Key features include:
1. Output Voltage: It provides a fixed output voltage of 3.3V.
2. Low Dropout Voltage: Features a low dropout voltage of typically 250mV at full load.
3. High Accuracy: Offers excellent output voltage accuracy of ±2%.
4. Ultra-Low Noise: Designed with an ultra-low noise of 40µV RMS, making it suitable for noise-sensitive applications.
5. High PSRR: Provides high Power Supply Rejection Ratio (PSRR) of 55 dB at 10 kHz.
6. Output Current: Can deliver up to 1A of output current.
7. Stability: Supports a wide range of output capacitors, ensuring stable operation.
8. Quiescent Current: Features a low quiescent current of about 40µA, which is beneficial for battery-powered applications.
9. Thermal Protection: Includes thermal shutdown and current limiting for protection.
10. Package: Comes in a compact 6-pin SON package, making it suitable for space-constrained designs.
These features make the TPS79633DCQR ideal for applications requiring efficient power regulation with minimal noise.
1. Output Voltage: It provides a fixed output voltage of 3.3V.
2. Low Dropout Voltage: Features a low dropout voltage of typically 250mV at full load.
3. High Accuracy: Offers excellent output voltage accuracy of ±2%.
4. Ultra-Low Noise: Designed with an ultra-low noise of 40µV RMS, making it suitable for noise-sensitive applications.
5. High PSRR: Provides high Power Supply Rejection Ratio (PSRR) of 55 dB at 10 kHz.
6. Output Current: Can deliver up to 1A of output current.
7. Stability: Supports a wide range of output capacitors, ensuring stable operation.
8. Quiescent Current: Features a low quiescent current of about 40µA, which is beneficial for battery-powered applications.
9. Thermal Protection: Includes thermal shutdown and current limiting for protection.
10. Package: Comes in a compact 6-pin SON package, making it suitable for space-constrained designs.
These features make the TPS79633DCQR ideal for applications requiring efficient power regulation with minimal noise.
Pinout
The TPS79633DCQR is a low-dropout (LDO) linear regulator from Texas Instruments. It is part of the TPS796 series and is specifically designed to provide a fixed output voltage of 3.3 volts. This particular model comes in an 8-pin SON (Small Outline No-lead) package.
The pin functions are as follows:
1. IN: Input voltage supply.
2. GND: Ground connection.
3. NR/SS: Noise reduction or soft-start capacitor connection.
4. OUT: Regulated output voltage.
5. EN: Enable pin to turn the regulator on or off.
6. NC: No connection (non-functional pin for mechanical stability).
7. NC: No connection (non-functional pin for mechanical stability).
8. NC: No connection (non-functional pin for mechanical stability).
These regulators are designed for low noise and high accuracy applications, making them suitable for sensitive analog and RF circuits. The "DCQR" in the part number signifies the packaging and reel quantity specifications.
The pin functions are as follows:
1. IN: Input voltage supply.
2. GND: Ground connection.
3. NR/SS: Noise reduction or soft-start capacitor connection.
4. OUT: Regulated output voltage.
5. EN: Enable pin to turn the regulator on or off.
6. NC: No connection (non-functional pin for mechanical stability).
7. NC: No connection (non-functional pin for mechanical stability).
8. NC: No connection (non-functional pin for mechanical stability).
These regulators are designed for low noise and high accuracy applications, making them suitable for sensitive analog and RF circuits. The "DCQR" in the part number signifies the packaging and reel quantity specifications.
Manufacturer
The TPS79633DCQR is manufactured by Texas Instruments (TI). Texas Instruments is a global technology company that designs and manufactures semiconductors and various integrated circuits, which it sells to electronics designers and manufacturers worldwide. The company is well-known for its development of analog chips and embedded processors, which are commonly used in a broad range of electronic devices. Founded in 1930 and headquartered in Dallas, Texas, TI focuses on innovation in the electronics industry, serving sectors like automotive, industrial, electronics, and communications. The company is recognized for its significant contributions to technology advancements and its commitment to research and development.
Application
The TPS79633DCQR is a low-dropout (LDO) voltage regulator designed for applications that require precise voltage regulation and efficient power management. Its application areas include:
1. Consumer Electronics: Power management in smartphones, tablets, and wearable devices.
2. Industrial Equipment: Regulation in sensors, controllers, and automation systems.
3. Medical Devices: Stable power supply for portable and sensitive medical equipment.
4. Telecommunications: Power regulation in networking and communication devices.
5. Automotive Electronics: Powering infotainment systems, sensors, and control modules.
6. Computing: Voltage regulation in microprocessors and memory modules.
These uses benefit from the TPS79633DCQR's low noise, high accuracy, and fast transient response.
1. Consumer Electronics: Power management in smartphones, tablets, and wearable devices.
2. Industrial Equipment: Regulation in sensors, controllers, and automation systems.
3. Medical Devices: Stable power supply for portable and sensitive medical equipment.
4. Telecommunications: Power regulation in networking and communication devices.
5. Automotive Electronics: Powering infotainment systems, sensors, and control modules.
6. Computing: Voltage regulation in microprocessors and memory modules.
These uses benefit from the TPS79633DCQR's low noise, high accuracy, and fast transient response.
Package
The TPS79633DCQR is a low-dropout linear voltage regulator from Texas Instruments. It is housed in a SOT-223 package type, which is a small, surface-mount option designed for efficient heat dissipation and compact circuit board layouts.
