MC78L15ABD
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onsemi MC78L15ABD

Manufacturer No:
MC78L15ABD
Manufacturer:
onsemi
Package:
Tube
Description:
IC REG LINEAR 15V 100MA 8SOIC
Delivery:
Payment:
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iso45001
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Product Introduction

Overview

The MC78L15ABD is a member of the MC78L00A series of positive voltage regulators produced by onsemi. These regulators are designed to be inexpensive, easy to use, and suitable for a wide range of applications that require a regulated voltage output. The MC78L15ABD specifically provides a fixed output voltage of 15 volts and is capable of delivering up to 100 mA of current.

Key Specifications

Parameter Min Typ Max Unit
Output Voltage (TJ = +25°C) 14.4 15 15.6 Vdc
Line Regulation (TJ = +25°C, IO = 40 mA) - - 130 mV
Load Regulation (TJ = +25°C, 1.0 mA ≤ IO ≤ 100 mA) - - 100 mV
Ripple Rejection (IO = 40 mA, f = 120 Hz, 18.5 V ≤ VI ≤ 28.5 V, TJ = +25°C) 34 39 - dB
Dropout Voltage (TJ = +25°C) - - 1.7 Vdc
Input Bias Current (TJ = +25°C) - - 6.5 mA
Output Noise Voltage (TA = +25°C, 10 Hz ≤ f ≤ 100 kHz) - - 150 μV

Key Features

  • Fixed Output Voltage: The MC78L15ABD provides a fixed output voltage of 15 volts, making it suitable for applications requiring a stable voltage supply.
  • High Current Capability: It can deliver up to 100 mA of current, which is adequate for many low to medium current applications.
  • Low Dropout Voltage: The dropout voltage is typically 1.7 volts, which is relatively low and efficient for many applications.
  • Good Line and Load Regulation: The regulator has good line and load regulation, ensuring that the output voltage remains stable over a range of input voltages and load currents.
  • High Ripple Rejection: It offers high ripple rejection, typically 34 to 39 dB, which helps in filtering out noise from the input voltage.
  • Low Noise Operation: The output noise voltage is relatively low, typically 150 μV, making it suitable for noise-sensitive applications.

Applications

  • Consumer Electronics: Suitable for use in various consumer electronics such as audio equipment, home appliances, and other devices requiring a stable voltage supply.
  • Industrial Control Systems: Can be used in industrial control systems, automation, and monitoring devices where a reliable voltage regulator is necessary.
  • Medical Devices: Applicable in medical devices that require a stable and regulated voltage supply.
  • Automotive Systems: Can be used in automotive systems for powering various components that require a regulated voltage.
  • General Purpose Power Supplies: Suitable for use in general-purpose power supplies where a fixed output voltage is required.

Q & A

  1. What is the output voltage of the MC78L15ABD?

    The output voltage of the MC78L15ABD is 15 volts.

  2. What is the maximum current that the MC78L15ABD can deliver?

    The MC78L15ABD can deliver up to 100 mA of current.

  3. What is the typical dropout voltage of the MC78L15ABD?

    The typical dropout voltage is 1.7 volts.

  4. How good is the line regulation of the MC78L15ABD?

    The line regulation is typically up to 130 mV.

  5. What is the ripple rejection of the MC78L15ABD?

    The ripple rejection is typically between 34 to 39 dB.

  6. What is the output noise voltage of the MC78L15ABD?

    The output noise voltage is typically 150 μV.

  7. What are some common applications of the MC78L15ABD?

    Common applications include consumer electronics, industrial control systems, medical devices, automotive systems, and general-purpose power supplies.

  8. What is the operating temperature range of the MC78L15ABD?

    The operating temperature range is from 0°C to +125°C for the MC78LXXAC version and from -40°C to +125°C for the MC78LXXAB version.

  9. What type of capacitors are recommended for use with the MC78L15ABD?

    It is recommended to use 1 μF input and 1 μF output ceramic capacitors.

  10. Is the MC78L15ABD suitable for noise-sensitive applications?

    Yes, it is suitable due to its low output noise voltage and high ripple rejection.

Product Attributes

Output Configuration:Positive
Output Type:Fixed
Number of Regulators:1
Voltage - Input (Max):35V
Voltage - Output (Min/Fixed):15V
Voltage - Output (Max):- 
Voltage Dropout (Max):- 
Current - Output:100mA
Current - Quiescent (Iq):6.5 mA
Current - Supply (Max):- 
PSRR:39dB (120Hz)
Control Features:- 
Protection Features:Over Temperature, Short Circuit
Operating Temperature:-40°C ~ 125°C
Mounting Type:Surface Mount
Package / Case:8-SOIC (0.154", 3.90mm Width)
Supplier Device Package:8-SOIC
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Similar Products

Part Number MC78L15ABD MC78L15ABDG MC78L15ABP MC78L15ACD MC78L12ABD
Manufacturer onsemi onsemi onsemi onsemi onsemi
Product Status Obsolete Obsolete Obsolete Obsolete Obsolete
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) 15V 15V 15V 15V 12V
Voltage - Output (Max) - - - - -
Voltage Dropout (Max) - - - - -
Current - Output 100mA 100mA 100mA 100mA 100mA
Current - Quiescent (Iq) 6.5 mA 6.5 mA 6.5 mA 6.5 mA 6.5 mA
Current - Supply (Max) - - - - -
PSRR 39dB (120Hz) 39dB (120Hz) 39dB (120Hz) 39dB (120Hz) 42dB (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 -40°C ~ 125°C 0°C ~ 125°C -40°C ~ 125°C
Mounting Type Surface Mount Surface Mount Through Hole Surface Mount Surface Mount
Package / Case 8-SOIC (0.154", 3.90mm Width) 8-SOIC (0.154", 3.90mm Width) TO-226-3, TO-92-3 Long Body 8-SOIC (0.154", 3.90mm Width) 8-SOIC (0.154", 3.90mm Width)
Supplier Device Package 8-SOIC 8-SOIC TO-92 (TO-226) 8-SOIC 8-SOIC

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