L7808ABD2T-TR
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STMicroelectronics L7808ABD2T-TR

Manufacturer No:
L7808ABD2T-TR
Manufacturer:
STMicroelectronics
Package:
Tape & Reel (TR)
Description:
IC REG LINEAR 8V 1.5A D2PAK
Delivery:
Payment:
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Product Introduction

Overview

The L7808ABD2T-TR is a three-terminal positive voltage regulator from STMicroelectronics, part of the L78 series. This regulator is available in various packages, including the D²PAK package for this specific model. It is designed to provide stable and regulated output voltage, making it suitable for a wide range of applications. The L7808ABD2T-TR offers a fixed output voltage of 8 volts and can handle input voltages from 10.6 to 21 volts. It features internal current limiting, thermal shut-down, and safe area protection, ensuring robust and reliable operation.

Key Specifications

Parameter Value Unit
Output Voltage 7.84 to 8.16 V
Input Voltage Range 10.6 to 21 V
Output Current Up to 1.5 A A
Operating Temperature Range -40 to 125 °C
Output Voltage Tolerance ±2% %
Dropout Voltage 2 V
Short Circuit Current 0.2 A A
Thermal Resistance Junction-Case 3 °C/W
Thermal Resistance Junction-Ambient 62.5 °C/W

Key Features

  • Internal Current Limiting: The regulator has built-in current limiting to prevent excessive current draw.
  • Thermal Shut-Down: It features thermal shut-down protection to prevent overheating.
  • Safe Area Protection: The device includes safe area protection to ensure operation within safe limits.
  • High Accuracy: The output voltage has a tolerance of ±2%, ensuring stable and accurate voltage regulation.
  • Low Dropout Voltage: The dropout voltage is 2 volts, which is relatively low, making it efficient in power management.
  • Wide Operating Temperature Range: The regulator operates over a temperature range of -40 to 125°C, making it suitable for various environmental conditions.

Applications

The L7808ABD2T-TR is versatile and can be used in a variety of applications, including:

  • Local On-Card Regulation: It can provide local voltage regulation on PCBs, eliminating distribution problems associated with single-point regulation.
  • Power Supplies: Suitable for use in power supply units where stable and regulated output voltage is required.
  • Industrial Control Systems: Can be used in industrial control systems that require reliable and stable voltage regulation.
  • Consumer Electronics: Applicable in consumer electronics such as audio equipment, medical devices, and other electronic appliances.

Q & A

  1. What is the output voltage of the L7808ABD2T-TR?

    The output voltage of the L7808ABD2T-TR is 8 volts with a tolerance of ±2%.

  2. What is the input voltage range for the L7808ABD2T-TR?

    The input voltage range is from 10.6 to 21 volts.

  3. What is the maximum output current of the L7808ABD2T-TR?

    The maximum output current is up to 1.5 amps.

  4. What are the operating temperature ranges for the L7808ABD2T-TR?

    The operating temperature range is from -40 to 125°C.

  5. Does the L7808ABD2T-TR have built-in protection features?

    Yes, it has internal current limiting, thermal shut-down, and safe area protection.

  6. What is the dropout voltage of the L7808ABD2T-TR?

    The dropout voltage is 2 volts.

  7. What is the thermal resistance junction-case for the D²PAK package?

    The thermal resistance junction-case is 3°C/W.

  8. Can the L7808ABD2T-TR be used in industrial applications?

    Yes, it is suitable for use in industrial control systems due to its reliability and stable voltage regulation.

  9. What is the minimum load current required for regulation?

    The minimum load current required for regulation is 5 mA.

  10. Is the L7808ABD2T-TR suitable for consumer electronics?

    Yes, it can be used in various consumer electronics that require stable and regulated voltage.

Product Attributes

Output Configuration:Positive
Output Type:Fixed
Number of Regulators:1
Voltage - Input (Max):35V
Voltage - Output (Min/Fixed):8V
Voltage - Output (Max):- 
Voltage Dropout (Max):2V @ 1A (Typ)
Current - Output:1.5A
Current - Quiescent (Iq):6 mA
Current - Supply (Max):- 
PSRR:62dB (120Hz)
Control Features:- 
Protection Features:Over Temperature, Short Circuit
Operating Temperature:-40°C ~ 125°C
Mounting Type:Surface Mount
Package / Case:TO-263-3, D²Pak (2 Leads + Tab), TO-263AB
Supplier Device Package:D2PAK
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Similar Products

Part Number L7808ABD2T-TR L7809ABD2T-TR L7808ACD2T-TR L7805ABD2T-TR L7806ABD2T-TR
Manufacturer STMicroelectronics STMicroelectronics STMicroelectronics STMicroelectronics STMicroelectronics
Product Status Active Active Obsolete Active Active
Output Configuration Positive Positive Positive Positive Positive
Output Type Fixed Fixed Fixed Fixed Fixed
Number of Regulators 1 1 1 1 1
Voltage - Input (Max) 35V 35V 35V 35V 35V
Voltage - Output (Min/Fixed) 8V 9V 8V 5V 6V
Voltage - Output (Max) - - - - -
Voltage Dropout (Max) 2V @ 1A (Typ) 2V @ 1A (Typ) 2V @ 1A (Typ) 2V @ 1A (Typ) 2V @ 1A (Typ)
Current - Output 1.5A 1.5A 1.5A 1.5A 1.5A
Current - Quiescent (Iq) 6 mA 6 mA 6 mA 6 mA 6 mA
Current - Supply (Max) - - - - -
PSRR 62dB (120Hz) 61dB (120Hz) 62dB (120Hz) 68dB (120Hz) 65dB (120Hz)
Control Features - - - - -
Protection Features Over Temperature, Short Circuit Over Temperature, Short Circuit Over Temperature, Short Circuit Over Temperature, Short Circuit Over Temperature, Short Circuit
Operating Temperature -40°C ~ 125°C -40°C ~ 125°C 0°C ~ 125°C -40°C ~ 125°C -40°C ~ 125°C
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount
Package / Case TO-263-3, D²Pak (2 Leads + Tab), TO-263AB TO-263-3, D²Pak (2 Leads + Tab), TO-263AB TO-263-3, D²Pak (2 Leads + Tab), TO-263AB TO-263-3, D²Pak (2 Leads + Tab), TO-263AB TO-263-3, D²Pak (2 Leads + Tab), TO-263AB
Supplier Device Package D2PAK D2PAK D2PAK D²PAK D2PAK

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