L78M05ABV

Precision 500 mA regulators
3,782 有效庫存

L78M05ABV

有效庫存3,782

Precision 500 mA regulators

  • 製造商零件號 # : L78M05ABV

  • 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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L78M05ABV 數據表

價格 (USD)

數量 單價 總價
1 $0.549 $0.55
10 $0.463 $4.63
50 $0.393 $19.65
100 $0.350 $35.00
500 $0.324 $162.00
1000 $0.309 $309.00

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

Equipped with built-in overcurrent and thermal protection features, the L78M05ABV prioritizes safety and longevity. These protections safeguard the circuit and connected devices from damage due to excessive current or temperature. Additionally, the IC boasts low dropout voltage and high output voltage accuracy, vital for powering sensitive electronic components with precision and stability

主要特徵

  • Ancillary features include
  • Optimized thermal management
  • Fault protection schemes

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 Active 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 Adjustability FIXED
Dropout Voltage1-Nom 2 V Input Voltage Absolute-Max 35 V
Input Voltage-Max 25 V Input Voltage-Min 7 V
JESD-30 Code R-XSFM-T3 JESD-609 Code e3
Line Regulation-Max 0.1% 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 0.5 A
Output Voltage1-Max 5.2 V Output Voltage1-Min 4.8 V
Output Voltage1-Nom 5 V Package Body Material UNSPECIFIED
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 Pitch ! 2.54 mm Terminal Position SINGLE
Voltage Tolerance-Max 4%

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 L78M05ABV PDF 下載

常見問題解答

What is L78M05ABV?

The L78M05ABV is a 5V voltage regulator in the SOT-223 package manufactured by STMicroelectronics. It is designed to provide a stable and regulated 5V output voltage from a higher input voltage source. The regulator is commonly used to power low voltage microcontrollers, sensors, and other electronic devices.

How Does L78M05ABV Work?

The L78M05ABV works by taking an input voltage that can range from a few volts above the 5V output to as high as 35V and regulating it down to a stable 5V output. This output voltage is regulated even when the input voltage or load currents vary, providing a reliable power source for the connected circuitry.

How Many Pins does L78M05ABV have and What are the Functions of the Pinout Configuration?

The L78M05ABV comes in the SOT-223 package, which has 4 pins. The pinout configuration includes:

  • Input (Vin): This is the input voltage pin, which is typically connected to the unregulated input voltage source.
  • Ground (GND): This pin is connected to the ground or 0V reference of the circuit.
  • Output (Vout): The regulated 5V output is obtained from this pin.
  • Tab: The tab is the physical connection to the regulator's internal heatsink and is often connected to the system's ground for heat dissipation.

What are the Pros and Cons of L78M05ABV?

Pros:

  • Stable Output: Provides a stable 5V output voltage even with varying input voltages and load currents.
  • Wide Input Voltage Range: Can handle input voltages up to 35V, making it suitable for various applications.
  • Thermal Shutdown: Includes built-in thermal shutdown protection to prevent damage from overheating.
  • Low Dropout Voltage: Offers low dropout voltage, allowing it to regulate lower input voltages efficiently.
  • Compact Package: The SOT-223 package is space-efficient and aids in heat dissipation.

Cons:

  • Heat Dissipation: May require heatsinking or thermal considerations, especially at higher input voltage differentials.
  • Fixed Output Voltage: The output voltage is fixed at 5V and cannot be adjusted.

Are There Any Equivalents/Alternatives to L78M05ABV for Recommendation?

  • The LM7805 from Texas Instruments is a common alternative with similar characteristics.
  • Other alternatives to the L78M05ABV include the UA7805 from Texas Instruments and the MC7805 from ON Semiconductor.

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