TPS79633QDCQRQ1

Featuring a 1A output current capability and a fixed output voltage of 3
2,816 有效庫存

TPS79633QDCQRQ1

有效庫存2,816

Featuring a 1A output current capability and a fixed output voltage of 3

  • 製造商零件號 # : TPS79633QDCQRQ1

  • 包裝/封裝: SOT223-6

  • 製造商: Texas Instruments

  • 產品分類 : Voltage Regulators - Linear, Low Drop Out (LDO) Regulators

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TPS79633QDCQRQ1 數據表
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詳細說明

The TPS79633QDCQRQ1 is a game-changer in the realm of voltage regulators, offering unparalleled performance and reliability for automotive applications. Its precise output voltage, minimal dropout voltage, and exceptional efficiency make it a standout choice for demanding automotive systems where consistency and stability are paramount. Engineered with safety features like thermal shutdown and current limit protection, this regulator prioritizes the security of the system, ensuring uninterrupted operation in varied conditions. Its compact size and wide input voltage range further enhance its versatility, making it an ideal solution for space-constrained automotive electronics

主要特徵

  • The TPS79633QDCQRQ1 is designed for handheld devices and RF applications
  • Low power consumption and high efficiency make it ideal for portable devices
  • A very low dropout voltage of 190mV at 150mA output current makes it suitable for a wide range of applications

規格

以下是所選零件的基本參數，涉及零件的特性及其所屬類別。

Output options Fixed Output Iout (max) (A) 1
Vin (max) (V) 5.5 Vin (min) (V) 2.7
Vout (max) (V) 3.3 Vout (min) (V) 3.3
Fixed output options (V) 3.3 Noise (µVrms) 42
Iq (typ) (mA) 0.26 Thermal resistance θJA (°C/W) 70
Rating Automotive Load capacitance (min) (µF) 1
Regulated outputs (#) 1 Features Enable
Accuracy (%) 2 PSRR at 100 KHz (dB) 42
Dropout voltage (Vdo) (typ) (mV) 220 Operating temperature range (°C) -40 to 125

常見問題解答

What is TPS79633QDCQRQ1?

The TPS79633QDCQRQ1 is a low-dropout (LDO) voltage regulator designed by Texas Instruments specifically for automotive applications. It is part of the TPS796xx-Q1 family, which offers high accuracy, low quiescent current, and robust performance in automotive environments. The device is ideal for powering sensitive automotive electronics such as infotainment systems, cameras, and sensors.

How Does TPS79633QDCQRQ1 Work?

The TPS79633QDCQRQ1 operates as a voltage regulator, providing a stable output voltage even with input voltage variations. It utilizes a low-dropout architecture to ensure efficient regulation even when the input voltage is only slightly higher than the desired output voltage. The device includes built-in protection features to safeguard against overcurrent, overtemperature, and reverse polarity, ensuring reliable operation in automotive systems.

How Many Pins does TPS79633QDCQRQ1 have and What are the Functions of the Pinout Configuration?

The TPS79633QDCQRQ1 is housed in an 8-pin SON (Small Outline No-Lead) package. The pinout configuration includes:

  • VIN: Input supply voltage pin.
  • EN: Enable pin for turning the regulator on or off.
  • GND: Ground pin.
  • BP: Bypass pin for connecting an external capacitor for improved noise performance.
  • VBIAS: Bias pin for connecting an external capacitor to improve the power supply rejection ratio.
  • VOUT: Regulated output voltage pin.

What are the Pros and Cons of TPS79633QDCQRQ1?

Pros:

  • Automotive Grade: Designed and tested for reliable operation in automotive environments.
  • Low Dropout Voltage: Maintains regulation even with small voltage differentials, maximizing efficiency.
  • Robust Protection: Built-in protection features enhance system reliability and robustness.
  • Low Quiescent Current: Minimizes power consumption, suitable for battery-operated automotive systems.
  • Small Package: The SON package offers space-efficient integration into automotive electronic systems.

Cons:

  • Specific to Automotive: The TPS79633QDCQRQ1 may have features optimized for automotive use, which may not be necessary for non-automotive applications.
  • Operating Temperature Range: The extended temperature performance may not be required for non-automotive applications, potentially impacting cost.

Are There Any Equivalents/Alternatives to TPS79633QDCQRQ1 for Recommendation?

  • The TPS7A47 from Texas Instruments is a similar LDO voltage regulator with automotive-grade performance.
  • Alternatives to the TPS79633QDCQRQ1 include the LM2937 from Texas Instruments and the LT1763 from Analog Devices.

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