Analog Devices ADP70xx series Linear regulators

Features and Applications of ADP70xx series Linear regulators

The purpose of this article is to briefly illustrate what is possible with Linear regulators and the features and applications of these regulators manufactured by Analog Devices under the ADP70xx series.

Applications

  • Portable electronics
  • Industrial transport (non-car & non-light truck)
  • Factory automation & control
Associated Products

Part NumberDescriptionStockRFQ
ADP3331ARTZ-REEL7ANALOG DEVICES ADP3331ARTZ-REEL7LDO Voltage Regulator, Adjustable, 2.6V to 12V in, 200mV drop, 1.5V to 11.75V/0.2A out, SOT-23-62300BUY
ADP3338AKCZ-3.3RL7ANALOG DEVICES ADP3338AKCZ-3.3RL7Fixed LDO Voltage Regulator, 2.7V to 8V, 190mV Dropout, 3.3Vout, 1Aout, SOT-223-32000RFQ
ADP3338AKCZ-1.8-R7ANALOG DEVICES ADP3338AKCZ-1.8-R7Fixed LDO Voltage Regulator, 2.7V to 8V, 190mV Dropout, 1.8Vout, 1Aout, SOT-223-37RFQ
ADP3334ARZ-REELIC REG LIN POS ADJ 500MA 8SOIC10742BUY
ADP3338AKCZ-5-REELIC REG LINEAR 5V 1A SOT223-34360BUY
ADP3334ARMZ-REEL7IC REG LIN POS ADJ 500MA 8MSOP671BUY
ADP3338AKCZ-3-RL7LDO Regulator Pos 3V 1A 4-Pin(3+Tab) SOT-223 T/R37BUY
ADP3335ACPZ-3.3-RLLDO Regulator Pos 3.3V 0.5A 8-Pin LFCSP EP T/R31BUY
ADP3335ARMZ-2.85R7LDO Regulator Pos 2.85V 0.5A 8-Pin MSOP T/R13BUY
ADP3338AKCZ-1.5-RLIC REG LINEAR 1.5V 1A SOT223-312000BUY
ADP3330ARTZ-2.75R7LDO Regulator Pos 2.75V 0.3A 6-Pin SOT-23 T/R2500BUY
ADP3301ARZ-3.3-RLIC REG LINEAR 3.3V 100MA 8SOIC13BUY
ADP3301ARZ-5-REELIC REG LINEAR 5V 100MA 8SOIC4BUY
ADP3338AKC-2.5-RL7LDO Regulator Pos 2.5V 1.6A 4-Pin(3+Tab) SOT-223 T/R288RFQ
ADP3338AKC-2.85-R7IC REG LINEAR 2.85V 1A SOT223-30RFQ
ADP3339AKCZ-2.5-RLIC REG LINEAR 2.5V 1.5A SOT223-32500RFQ
ADP3338AKC-3-RLIC REG LINEAR 3V 1A SOT223-32222RFQ
ADP3303AR-3-REELIC REG LINEAR 3V 200MA 8SOIC0RFQ
ADP3300ARTZ-3.2-RLIC REG LDO 3.2V 50MA SOT23-6500RFQ
ADP3334ARMZ-REELIC REG LIN POS ADJ 500MA 8MSOP740RFQ
Technical Documents

LDO+ devices provide additional functionality and features beyond the basic linear regulator performance. Functionality may include voltage, current and temperature monitoring, and diagnostic information. Other features include a programmable current limit, active output discharge or the ability to control an upstream supply powering the LDO.

Linear Technology / Analog Devices LDO Linear Regulators – Featured Product Spotlight

The ADP70xx series Linear regulators are a family of high-performance voltage regulators that offer low dropout voltage, low noise, and high accuracy voltage regulation. These regulators are available in fixed or adjustable output voltage options and can operate over a wide input voltage range. The ADP70xx series is equipped with current limiting and thermal protection features that protect the device from damage due to overcurrent or excessive temperature. These regulators are suitable for use in a wide range of applications, including industrial, automotive, portable, instrumentation, and audio equipment.

Features

The main features of ADP70xx series Linear regulators may be summarized as follows:

1. Low dropout voltage: ADP70xx series Linear regulators have a low dropout voltage, which means they can regulate output voltage even when the input voltage is close to the output voltage. This feature is important for systems that require stable output voltage, such as battery-powered devices.

2. Low noise: The ADP70xx series has low output noise, making it suitable for noise-sensitive applications, such as instrumentation, medical equipment, and audio applications.

3. Wide input voltage range: The regulators can operate over a wide input voltage range, which makes them suitable for use in a variety of applications, including industrial, automotive, and portable devices.

4. High accuracy: The ADP70xx series offers high-accuracy voltage regulation, which ensures consistent output voltage over a range of input voltages and load currents.

5. Current limiting and thermal protection: These regulators are equipped with current limiting and thermal protection features that protect the device from damage due to overcurrent or excessive temperature.

Applications

  • Industrial equipment

  • Automotive

  • Portable devices

  • Instrumentation and audio equipment

The ADP70xx series is suitable for use in industrial equipment, such as factory automation systems, motor control, and process control. These regulators are also suitable for use in automotive applications, such as power management for electronic control units (ECUs) and infotainment systems. The low dropout voltage and low noise make the ADP70xx series suitable for use in portable devices, such as smartphones, tablets, and portable medical devices.


Frequently Asked Questions

What is the output voltage range of the ADP70xx series?

The ADP70xx series of linear regulators provides output voltages ranging from 1.2 V to 5.0 V with a typical accuracy of ±1%.

What is the dropout voltage of the ADP70xx series?

The ADP70xx series has a very low dropout voltage, typically less than 200 mV at full load.

What is the maximum output current of the ADP70xx series?

The maximum output current of the ADP70xx series is 1 A.