NCV2951ACDR2G
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onsemi NCV2951ACDR2G

Manufacturer No:
NCV2951ACDR2G
Manufacturer:
onsemi
Package:
Tape & Reel (TR)
Description:
IC REG LIN POS ADJ 100MA 8SOIC
Delivery:
Payment:
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iso45001
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Product Introduction

Overview

The NCV2951ACDR2G is a micropower voltage regulator produced by onsemi, designed for applications requiring low power consumption and high precision voltage regulation. This device is part of the LP2950 and LP2951 series, which are known for their extremely low input-to-output voltage differential and very low quiescent bias current. The NCV2951ACDR2G is particularly suited for automotive and other applications that require unique site and control change requirements, as it is AEC-Q100 qualified and PPAP capable.

Key Specifications

Characteristic Symbol Min Typ Max Unit
Output Voltage (5.0 V Versions) VO 4.940 5.000 5.060 V
Output Voltage (3.3 V Versions) VO 3.260 3.300 3.340 V
Output Voltage (3.0 V Versions) VO 2.985 3.000 3.015 V
Dropout Voltage (IO = 100 mA) VI - VO 350 450 mV
Supply Bias Current (IO = 100 mA) ICC 4.0 12 mA
Operating Ambient Temperature Range TA -40 125 °C
Maximum Die Junction Temperature Range TJ 150 °C
Storage Temperature Range Tstg -65 150 °C

Key Features

  • Low Dropout Voltage: The NCV2951ACDR2G features a low dropout voltage, ensuring that the regulator maintains proper regulation even with a small input-to-output voltage differential.
  • Low Quiescent Bias Current: This device has a very low quiescent bias current of 75 μA, making it suitable for low-power applications.
  • Programmable Output Voltage: The output voltage can be programmed from 1.25 V to 29 V using an external resistor divider.
  • Error Output: The LP2951 series includes an error output that can signal external circuitry of an out-of-regulation condition or serve as a microprocessor power-on reset.
  • Logic Level Shutdown Input: The device features a logic level shutdown input, allowing for easy control of the regulator.
  • Internal Current and Thermal Limiting Protection: Built-in protection against overcurrent and overheating ensures the device's reliability and longevity.
  • AEC-Q100 Qualified and PPAP Capable: Suitable for automotive and other applications requiring strict quality and reliability standards.

Applications

  • Automotive Systems: Given its AEC-Q100 qualification and PPAP capability, this regulator is ideal for use in automotive electronics.
  • Industrial Control Systems: The device's robustness and precision make it suitable for industrial control and automation applications.
  • Medical Devices: Its low power consumption and high precision voltage regulation make it a good fit for medical devices that require reliable power supply.
  • Consumer Electronics: The NCV2951ACDR2G can be used in various consumer electronic devices where low power and high reliability are essential.

Q & A

  1. What is the typical output voltage precision of the NCV2951ACDR2G at 25°C?

    The typical output voltage precision is 0.5% for the AC versions.

  2. What is the maximum output current of the NCV2951ACDR2G?

    The device can supply output currents in excess of 100 mA.

  3. What is the dropout voltage of the NCV2951ACDR2G at 100 mA load current?

    The dropout voltage ranges from 350 mV to 450 mV at 100 mA load current.

  4. Can the output voltage of the NCV2951ACDR2G be programmed?

    Yes, the output voltage can be programmed from 1.25 V to 29 V using an external resistor divider.

  5. What is the operating ambient temperature range of the NCV2951ACDR2G?

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

  6. Does the NCV2951ACDR2G have built-in protection features?

    Yes, it includes internal current and thermal limiting protection.

  7. Is the NCV2951ACDR2G suitable for automotive applications?

    Yes, it is AEC-Q100 qualified and PPAP capable, making it suitable for automotive and other similar applications.

  8. What is the quiescent bias current of the NCV2951ACDR2G?

    The quiescent bias current is 75 μA.

  9. Does the NCV2951ACDR2G have an error output feature?

    Yes, it includes an error output that can signal an out-of-regulation condition or serve as a microprocessor power-on reset.

  10. What is the maximum die junction temperature of the NCV2951ACDR2G?

    The maximum die junction temperature is 150°C.

Product Attributes

Output Configuration:Positive
Output Type:Adjustable (Fixed)
Number of Regulators:1
Voltage - Input (Max):30V
Voltage - Output (Min/Fixed):1.235V (5V)
Voltage - Output (Max):30V
Voltage Dropout (Max):0.45V @ 100mA
Current - Output:100mA
Current - Quiescent (Iq):- 
Current - Supply (Max):- 
PSRR:- 
Control Features:- 
Protection Features:Over Current, Over Temperature
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 NCV2951ACDR2G NCV2951CDR2G NCV2931ACDR2G NCV2951ACDMR2G NCV2951ACDR2
Manufacturer onsemi onsemi onsemi onsemi onsemi
Product Status Active Active Active Active Obsolete
Output Configuration Positive Positive Positive Positive Positive
Output Type Adjustable (Fixed) Adjustable (Fixed) Adjustable Adjustable (Fixed) Adjustable (Fixed)
Number of Regulators 1 1 1 1 1
Voltage - Input (Max) 30V 30V 26V 30V 30V
Voltage - Output (Min/Fixed) 1.235V (5V) 1.235V (5V) 2.7V 1.235V (5V) 1.235V (5V)
Voltage - Output (Max) 30V 30V 29.5V 30V 30V
Voltage Dropout (Max) 0.45V @ 100mA 0.45V @ 100mA 0.6V @ 100mA 0.45V @ 100mA 0.45V @ 100mA
Current - Output 100mA 100mA 100mA 100mA 100mA
Current - Quiescent (Iq) - - 1 mA - -
Current - Supply (Max) - - 6 mA - -
PSRR - - - - -
Control Features - - - - -
Protection Features Over Current, Over Temperature Over Current, Over Temperature Over Current, Over Temperature Over Current, Over Temperature Over Current, Over Temperature
Operating Temperature -40°C ~ 125°C -40°C ~ 125°C -40°C ~ 125°C -40°C ~ 125°C (TA) -40°C ~ 125°C
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount
Package / Case 8-SOIC (0.154", 3.90mm Width) 8-SOIC (0.154", 3.90mm Width) 8-SOIC (0.154", 3.90mm Width) 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) 8-SOIC (0.154", 3.90mm Width)
Supplier Device Package 8-SOIC 8-SOIC 8-SOIC 8-MSOP 8-SOIC

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