L7809ABV

Positive voltage regulator
4,086 有效庫存

L7809ABV

有效庫存4,086

Positive voltage regulator

  • 製造商零件號 # : L7809ABV

  • 包裝/封裝: TO-220

  • 製造商: STMicroelectronics

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

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L7809ABV 數據表

價格 (USD)

數量 單價 總價
1 $0.493 $0.49
10 $0.396 $3.96
50 $0.355 $17.75
100 $0.304 $30.40
500 $0.282 $141.00
800 $0.268 $214.40

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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請提交詢價 L7809ABV 或發送電子郵件給我們： Email: [email protected], 我們將在 12 小時內與您聯繫。

詳細說明

In addition to its impressive voltage regulation capabilities, the L7809ABV features built-in protection mechanisms such as overcurrent and thermal safeguards to ensure safe operation under varying load conditions. Its high ripple rejection ratio of 62dB effectively filters out unwanted noise and voltage fluctuations, resulting in a clean and stable output

主要特徵

  • Output current up to 2 A
  • DC/DC converter with low noise
  • High accuracy and reliability guaranteed
  • Simple circuit design and easy installation

應用

  • Power supplies
  • Industrial control systems
  • Consumer electronics
  • Automotive applications
  • Communication equipment
  • Robotics
  • Medical devices
  • Audio equipment
  • Instrumentation
  • Military and aerospace systems

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。

Part Life Cycle Code End Of Life Part Package Code SFM
Pin Count ! 3 Reach Compliance Code not_compliant
ECCN Code EAR99 HTS Code ! 8542.39.00.01
Factory Lead Time 54 Weeks Date Of Intro 1980-01-04
Adjustability FIXED Dropout Voltage1-Nom 2 V
Input Voltage Absolute-Max 35 V Input Voltage-Max 22 V
Input Voltage-Min 10.6 V JESD-30 Code R-PSFM-T3
JESD-609 Code e3 Line Regulation-Max 0.09%
Load Regulation-Max 0.1% Number of Functions 1
Number of Outputs 1 Number of Terminals 3
Operating Temperature TJ-Max 125 °C Operating Temperature TJ-Min -40 °C
Output Current1-Max 1 A Output Voltage1-Max 9.18 V
Output Voltage1-Min 8.65 V Output Voltage1-Nom 9 V
Package Body Material PLASTIC/EPOXY Package Code TO-220
Package Equivalence Code SIP3,.1TB Package Shape RECTANGULAR
Package Style FLANGE MOUNT Packing Method TUBE
Qualification Status ! Not Qualified Regulator Type FIXED POSITIVE SINGLE OUTPUT STANDARD REGULATOR
Surface Mount ! NO Technology BIPOLAR
Terminal Finish MATTE TIN Terminal Form ! THROUGH-HOLE
Terminal Position SINGLE Voltage Tolerance-Max 2%

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 L7809ABV PDF 下載

常見問題解答

What is L7809ABV?

The L7809ABV is a 9V voltage regulator integrated circuit (IC) manufactured by STMicroelectronics. It is part of the L78 series of positive voltage regulators and is designed to provide a constant 9V output voltage from a higher input voltage source. The L7809ABV is commonly used in various electronic devices and power supply applications.

How Does L7809ABV Work?

The L7809ABV works by regulating the input voltage and maintaining a stable 9V output voltage. It utilizes internal circuitry to compare the actual output voltage with a reference voltage and make necessary adjustments to the output to maintain it at the specified level. The regulator also provides protection features such as thermal shutdown and overcurrent protection.

How Many Pins does L7809ABV have and What are the Functions of the Pinout Configuration?

The L7809ABV is housed in a standard 3-lead TO-220 package. The pinout configuration includes:

  • Input (VIN): The input pin that receives the higher voltage input.
  • Common (COM): The common ground pin.
  • Output (VOUT): The regulated 9V output pin.

What are the Pros and Cons of L7809ABV?

Pros:

  • Stable Output: Provides a stable 9V output voltage, suitable for powering various electronic components and circuits.
  • Thermal Protection: Includes built-in thermal shutdown protection to prevent the IC from overheating.
  • Wide Application Range: Can be used in a wide range of electronic devices and power supply applications.
  • Simple to Use: Easy to integrate into circuit designs, making it suitable for hobbyist and professional projects.

Cons:

  • Heat Dissipation: May require a heat sink to dissipate excess heat, especially when handling higher input-output differentials or high load currents.
  • Dropout Voltage: Requires a minimum input-output voltage differential for proper regulation, which may affect efficiency in certain applications.

Are There Any Equivalents/Alternatives to L7809ABV for Recommendation?

  • The LM7809 from Texas Instruments is an equivalent voltage regulator with similar specifications.
  • Alternatives to the L7809ABV include the UA7809 from Texas Instruments and the MC7809 from ON Semiconductor.

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