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TPS7A7001DDAR
+物料清單IC REG LIN POS ADJ 2A 8SO PWRPAD
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製造商德州儀器
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製造商部分 #TPS7A7001DDAR
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規格
| 屬性 | 價值 |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| ProductStatus | Active |
| OutputConfiguration | Positive |
| OutputType | Adjustable |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | 6.5V |
| Voltage-Output(Min/Fixed) | 0.9V |
| Voltage-Output(Max) | 5V |
| VoltageDropout(Max) | 0.38V @ 2A |
| Current-Output | 2A |
| Current-Quiescent(Iq) | 3 mA |
| ControlFeatures | Enable |
| ProtectionFeatures | Over Current, Over Temperature, Under Voltage Lockout (UVLO) |
| OperatingTemperature | -40°C ~ 105°C |
| MountingType | Surface Mount |
| Package/Case | 8-PowerSOIC (0.154, 3.90mm Width) |
概述
Description
Key features include a low dropout voltage of about 300 mV at full load, an adjustable output voltage ranging from 1.2 V to 33 V, and a low quiescent current, which helps in maintaining efficiency during light-load conditions. The TPS7A7001DDAR offers several protection features such as current limit, thermal shutdown, and reverse current protection to enhance reliability. Packaged in a small, thermally-enhanced 8-pin SO PowerPAD (DDA) package, it is suitable for space-constrained applications. Its performance characteristics make it a popular choice in industrial, automotive, and telecom power management solutions.
Equivalent
1. LT1764A from Analog Devices: A low dropout regulator with similar output current capabilities.
2. MIC29302 from Microchip Technology: Offers similar voltage regulation performance.
3. NCP1117 from ON Semiconductor: A widely used LDO with comparable characteristics.
Always check the specific requirements and datasheets to ensure compatibility.
Features
1. Input Voltage Range: Supports a wide input voltage range from 2 V to 6.5 V, making it versatile for various applications.
2. Output Current: Capable of delivering up to 200 mA of output current.
3. Low Dropout Voltage: Offers a low dropout voltage of typically 120 mV at 200 mA, improving efficiency.
4. High PSRR: Provides high Power Supply Rejection Ratio (PSRR) of 70 dB at 1 kHz, minimizing the effect of input voltage noise on the output.
5. Low Noise: Ensures low output noise of 50 µVrms, suitable for noise-sensitive applications.
6. Adjustable Output: Allows for adjustable output voltage via external resistors.
7. Thermal Protection: Includes thermal shutdown to prevent damage from overheating.
8. Package: Available in an 8-pin SOIC package, suitable for compact designs.
These features make the TPS7A7001DDAR ideal for applications requiring high precision, low noise, and efficient power management.
Pinout
1. Vin: Input voltage supply.
2. Vout: Regulated output voltage.
3. GND: Ground connection.
4. EN: Enable pin to turn the regulator on or off.
5. FB (Feedback): Used to set the output voltage by connecting a resistor divider to the Vout.
6. NR/SS (Noise Reduction/Soft Start): Connects to a capacitor to reduce noise or to control the startup time.
7. NC (No Connect): This pin is typically not connected internally and can be used as a thermal pad or left floating.
8. PG (Power Good): Provides a signal indicating whether the output voltage is within the specified range.
These functions support the device’s role in providing a stable output voltage for sensitive electronic components, ensuring low noise and efficient power management. Always refer to the specific datasheet for detailed information.