ADP7142ARDZ-3.3-R7
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Analog Devices Inc. ADP7142ARDZ-3.3-R7

Manufacturer No:
ADP7142ARDZ-3.3-R7
Manufacturer:
Analog Devices Inc.
Package:
Tape & Reel (TR)
Description:
IC REG LINEAR 3.3V 200MA 8SOIC
Delivery:
Payment:
iso14001
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iso9001
iso13485

Product Introduction

Overview

The ADP7142ARDZ-3.3-R7 is a high-performance, low dropout (LDO) linear regulator produced by Analog Devices Inc. This CMOS LDO operates from an input voltage range of 2.7 V to 40 V and provides up to 200 mA of output current. It is designed to regulate high-performance analog and mixed signal circuits, offering excellent power supply rejection, low noise, and a small footprint. The device is available in various packages, including the 8-lead SOIC package, which is compact and provides excellent thermal performance.

Key Specifications

ParameterValue
Input Voltage Range2.7 V to 40 V
Output Voltage3.3 V (fixed), adjustable with external feedback divider
Maximum Output Current200 mA
Voltage Dropout (Max)0.42 V @ 200 mA
Quiescent Current (Iq)140 µA
Supply Current (Max)320 µA
Power Supply Rejection Ratio (PSRR)88 dB at 10 kHz, 68 dB at 100 kHz, 50 dB at 1 MHz (VOUT ≤ 5 V, VIN = 7 V)
Noise (rms)11 µV
Initial Accuracy±0.8%
Package8-lead SOIC-EP
Control FeaturesEnable, Soft Start
Protection FeaturesOver Temperature, Short Circuit

Key Features

  • Low noise: 11 µV rms independent of fixed output voltage
  • High power supply rejection ratio (PSRR): 88 dB at 10 kHz, 68 dB at 100 kHz, 50 dB at 1 MHz
  • High accuracy over line, load, and temperature
  • User programmable soft start with an external capacitor
  • Adjustable output voltage using an external feedback divider
  • Compact 8-lead SOIC package with excellent thermal performance
  • Enable and soft start control features
  • Over temperature and short circuit protection

Applications

  • Communications and infrastructure
  • Medical and healthcare devices
  • Industrial and instrumentation systems
  • Automotive systems
  • High-performance analog and mixed signal circuits

Q & A

  1. What is the input voltage range of the ADP7142ARDZ-3.3-R7? The input voltage range is from 2.7 V to 40 V.
  2. What is the maximum output current of the ADP7142ARDZ-3.3-R7? The maximum output current is 200 mA.
  3. What is the typical noise level of the ADP7142ARDZ-3.3-R7? The typical noise level is 11 µV rms.
  4. Can the output voltage of the ADP7142ARDZ-3.3-R7 be adjusted? Yes, the output voltage can be adjusted using an external feedback divider.
  5. What are the control features of the ADP7142ARDZ-3.3-R7? The control features include enable and soft start.
  6. What protection features does the ADP7142ARDZ-3.3-R7 have? The protection features include over temperature and short circuit protection.
  7. In what package is the ADP7142ARDZ-3.3-R7 available? It is available in an 8-lead SOIC-EP package.
  8. What is the quiescent current of the ADP7142ARDZ-3.3-R7? The quiescent current is 140 µA.
  9. What is the power supply rejection ratio (PSRR) of the ADP7142ARDZ-3.3-R7? The PSRR is 88 dB at 10 kHz, 68 dB at 100 kHz, and 50 dB at 1 MHz (VOUT ≤ 5 V, VIN = 7 V).
  10. In which applications is the ADP7142ARDZ-3.3-R7 commonly used? It is commonly used in communications, medical and healthcare, industrial and instrumentation, and automotive systems.

Product Attributes

Output Configuration:Positive
Output Type:Fixed
Number of Regulators:1
Voltage - Input (Max):40V
Voltage - Output (Min/Fixed):3.3V
Voltage - Output (Max):- 
Voltage Dropout (Max):0.42V @ 200mA
Current - Output:200mA
Current - Quiescent (Iq):140 µA
Current - Supply (Max):320 µA
PSRR:- 
Control Features:Enable, Soft Start
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) Exposed Pad
Supplier Device Package:8-SOIC-EP
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Similar Products

Part Number ADP7142ARDZ-3.3-R7 ADP7102ARDZ-3.3-R7
Manufacturer Analog Devices Inc. Analog Devices Inc.
Product Status Active Active
Output Configuration Positive Positive
Output Type Fixed Fixed
Number of Regulators 1 1
Voltage - Input (Max) 40V 20V
Voltage - Output (Min/Fixed) 3.3V 3.3V
Voltage - Output (Max) - -
Voltage Dropout (Max) 0.42V @ 200mA 0.325V @ 300mA
Current - Output 200mA 300mA
Current - Quiescent (Iq) 140 µA 900 µA
Current - Supply (Max) 320 µA 1.4 mA
PSRR - 60dB ~ 50dB (10kHz ~ 100kHz)
Control Features Enable, Soft Start Enable, Power Good, Under Voltage Lockout
Protection Features Over Temperature, Short Circuit Over Current, Over Temperature, Reverse Polarity
Operating Temperature -40°C ~ 125°C -40°C ~ 125°C
Mounting Type Surface Mount Surface Mount
Package / Case 8-SOIC (0.154", 3.90mm Width) Exposed Pad 8-SOIC (0.154", 3.90mm Width) Exposed Pad
Supplier Device Package 8-SOIC-EP 8-SOIC-EP

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