ADP5070ACPZ

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ADP5070ACPZ

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IC REG BST SEPIC ADJ DL 20LFCSP

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  • データシート ADP5070ACPZ DataSheet

  • パッケージ WFQFN-20

  • 在庫状況2560

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仕様

属性
Package Tray
ProductStatus Active
Function Step-Up, Step-Up/Step-Down
OutputConfiguration Positive and Negative (Dual Rail)
Topology Boost, SEPIC
OutputType Adjustable
NumberofOutputs 2
Voltage-Input(Min) 2.85V
Voltage-Input(Max) 15V
Voltage-Output(Min/Fixed) 0.8V, 1.6V
Voltage-Output(Max) ±39V
Current-Output 600mA, 1A
Frequency-Switching 1.2MHz, 2.4MHz
SynchronousRectifier No
OperatingTemperature -40°C ~ 125°C (TJ)
MountingType Surface Mount
Package/Case 20-WFQFN Exposed Pad, CSP

概要

Description

The ADP5070ACPZ is a high-performance, dual-channel DC-DC regulator developed by Analog Devices. It is designed to provide both positive and negative output voltages, making it ideal for applications requiring dual rail supply, such as operational amplifiers and sensors. The device operates from an input voltage range of 2.85 V to 15 V and can deliver output voltages up to 39 V for the positive channel and down to -39 V for the negative channel.
Key features include high efficiency, adjustable switching frequency, and internal power switches to minimize external component count. It also features overcurrent protection, thermal shutdown, and an adjustable soft start to enhance reliability and protect against faults. The ADP5070ACPZ is typically used in industrial, instrumentation, and communication systems where space efficiency and power density are critical. Packaged in a compact LFCSP, it is suitable for space-constrained applications, providing a versatile and robust solution for modern power management needs.

Equivalent

The ADP5070ACPZ is a dual-output DC-DC converter from Analog Devices. Equivalent products could include the Texas Instruments LM27761 or LM27762, which are also dual-output charge pump converters, the Maxim Integrated MAX889, and the LT8471 from Analog Devices' own lineup. However, it's essential to compare the specific requirements such as voltage, current ratings, and additional features to ensure a proper match for your application.

Features

The ADP5070ACPZ is a high-performance, dual-output DC-to-DC switching regulator designed by Analog Devices. It features a wide input voltage range from 2.85 V to 15 V, making it suitable for various applications. The device includes both a step-up (boost) and an inverting (buck-boost) regulator capable of generating positive and negative outputs. It delivers up to 1.2 A from the boost channel and up to 0.6 A from the inverting channel.
Key features include integrated power MOSFETs, high efficiency, and low quiescent current, which enhance battery life in portable applications. The ADP5070ACPZ supports adjustable output voltages via external resistors and provides excellent line and load regulation. It also includes features like soft start, thermal shutdown, and overcurrent protection to ensure reliable operation. The device is packaged in a compact 20-lead LFCSP, which is thermally enhanced, making it suitable for space-constrained applications. This regulator is ideal for powering precision analog and mixed-signal systems requiring dual-output voltage rails.

Pinout

The ADP5070ACPZ is a dual-channel, DC-to-DC switching regulator manufactured by Analog Devices. It is designed to provide both positive and negative regulated output voltages from a single input supply, typically used in industrial, instrumentation, and telecommunications applications.
The ADP5070ACPZ is encapsulated in a 20-lead LFCSP (Lead Frame Chip Scale Package) with an exposed pad, which aids in heat dissipation. The pin count for this package is 20 pins.
The primary functions of the ADP5070ACPZ include:
1. Dual Output Configuration: It can generate both positive and negative output voltages from a single input supply.
2. High Switching Frequency: Supports a switching frequency of up to 2.5 MHz, allowing for smaller external components.
3. Wide Input Voltage Range: Operates from a 2.85 V to 15 V input voltage range.
4. Integrated Power MOSFETs: Contains internal power switches to minimize the need for external components.
5. Adjustable Output Voltage: Provides adjustable output using external resistor dividers.
6. Protection Features: Includes overcurrent protection, thermal shutdown, and undervoltage lockout for enhanced reliability.
These features make the ADP5070ACPZ suitable for applications requiring efficient power conversion with compact design requirements.

Manufacturer

The ADP5070ACPZ is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company specializing in the design and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits. The company is well-known for its high-performance products used in a wide range of applications, including industrial, automotive, consumer electronics, communications, and healthcare. Analog Devices is recognized for its innovation and leadership in developing technologies that bridge the physical and digital worlds.

Application

The ADP5070ACPZ is a dual high-performance DC-DC converter used primarily in applications requiring both positive and negative regulated outputs. Key application areas include:
1. Power Supply for Precision Analog Systems: Provides necessary bipolar voltages for analog signal processing.
2. Photodetector Biasing: Supplies biasing voltages for photodetectors in optical systems.
3. Industrial and Instrumentation Equipment: Used where stable dual rail supplies are critical.
4. Telecommunications: Offers reliable power solutions for communication devices.
5. Medical Devices: Supports sensitive electronics with precise power requirements.
6. Portable Equipment: Facilitates efficient power management for battery-operated devices.
These applications leverage the ADP5070ACPZ's efficiency, compactness, and ability to provide dual outputs.

Package

The ADP5070ACPZ is a switching regulator from Analog Devices and comes in a 20-lead LFCSP (Lead Frame Chip Scale Package) package type.

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