LM7809CT

809CT Linear Voltage Regulators TO-220-3 ROHS
5,092 有效庫存

LM7809CT

有效庫存5,092

809CT Linear Voltage Regulators TO-220-3 ROHS

  • 製造商零件號 # : LM7809CT

  • 包裝/封裝: TO-220-3

  • 零件狀態 : Active

  • 製造商: Onsemi

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

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LM7809CT 數據表

價格 (USD)

數量 單價 總價
5 $0.260 $1.30
50 $0.209 $10.45
150 $0.186 $27.90
500 $0.158 $79.00
2500 $0.146 $365.00
5000 $0.139 $695.00

這些價格會受到市場波動的影響，需要提交報價才能取得最新價格。

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詳細說明

The LM7809CT voltage regulator is a reliable and efficient component that plays a crucial role in electronic circuits requiring a stable +9V power supply. With its capability to deliver up to 1A of output current, this voltage regulator is suitable for a wide range of applications in both hobbyist and professional projects. Its input voltage range of 10V to 35V allows for flexibility in various setups, making it a versatile choice for different designs

主要特徵

  • This is an efficient voltage regulator that ensures stable power supply operation
  • The LM7809CT IC has many features such as over-current protection, thermal shutdown and safe operating area protection
  • This 3-terminal positive voltage regulator IC provides excellent performance in various applications
  • The device is designed to protect the IC from damage due to over-heating or high current
  • This power supply voltage regulator ensures reliable operation even under extreme conditions
  • LM7809CT IC is suitable for use in many electronic devices, including audio equipment and lighting systems

應用

  • Versatile solution for power management
  • Robust construction for durability
  • Meets industry standards for reliability

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。

Product Category ! Linear Voltage Regulators RoHS Details
Mounting Style Through Hole Package / Case TO-220-3
Number of Outputs 1 Output Polarity Positive
Output Voltage 9 V Output Current ! 1 A
Output Type Fixed Input Voltage, Min 11.5 V
Input Voltage, Max 24 V Minimum Operating Temperature - 40 C
Maximum Operating Temperature ! + 125 C Load Regulation ! 180 mV
Line Regulation ! 180 mV Series LM7809
Brand onsemi / Fairchild Product Type ! Linear Voltage Regulators
PSRR / Ripple Rejection - Typ 71 dB Factory Pack Quantity 50
Subcategory PMIC - Power Management ICs Unit Weight 0.042823 oz

數據表 PDF

數據表記錄了器件的特性、絕對最大額定值、應用等，這對於作為器件特定應用的整體指南大有裨益。

初步規格 LM7809CT PDF 下載

常見問題解答

What is LM7809CT?

The LM7809CT is a 3-terminal positive voltage regulator integrated circuit (IC) designed by Texas Instruments. It is part of the LM78xx series of voltage regulators and is capable of providing a fixed 9V output voltage from a higher input voltage source.

How Does LM7809CT Work?

The LM7809CT operates by utilizing internal circuitry to regulate the input voltage and provide a stable 9V output voltage. It includes thermal overload protection and short circuit protection features to ensure safe and reliable operation. The regulator is commonly used to power various electronic devices and integrated circuits requiring a 9V power supply.

How Many Pins does LM7809CT have and What are the Functions of the Pinout Configuration?

The LM7809CT is housed in a standard TO-220 package with 3 pins. The pinout configuration includes:

  • INPUT (VIN): Input voltage pin.
  • GROUND (GND): Ground pin.
  • OUTPUT (VOUT): Regulated 9V output voltage pin.

What are the Pros and Cons of LM7809CT?

Pros:

  • Stable Output: Provides a stable 9V output voltage, suitable for powering various electronic components and circuits.
  • Overload Protection: Includes built-in thermal overload and short circuit protection for enhanced safety and reliability.
  • Simple Design: Easy to use and suitable for basic voltage regulation applications.
  • Wide Availability: Widely available and commonly used, making it easy to source from multiple suppliers.

Cons:

  • Fixed Output: Provides a fixed 9V output and does not offer adjustable output voltage.
  • Heat Dissipation: May require a heat sink for applications with high input-output voltage differentials and high load currents.

Are There Any Equivalents/Alternatives to LM7809CT for Recommendation?

  • The LM2940 from Texas Instruments is a low dropout (LDO) regulator that can be used as an alternative to the LM7809CT.
  • Alternatives to the LM7809CT include the UA7809 from Texas Instruments and the L7809CV from STMicroelectronics.

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