MAX17651

PRODUCTION

4V to 60V, 100mA, Ultra-Low Quiescent Current, Linear Regulator

60V Linear Regulator enables robust design for Industrial Applications

Data Sheet (Rev. 4) Product Selection Table
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Overview

  • Extremely Easy to Use
    • Only 4 External Components Required
    • Stable with Tiny 4.7µF, 0805 Output Capacitor
    • All Ceramic Capacitors, Compact Layout
  • Reduces Number of Linear Regulators to Stock
    • Wide 4V to 60V Input Voltage Range
    • Adjustable 0.6V to 58V Output
    • Up to 100mA Load Current Capability
  • Operates Reliably in Adverse Industrial Environments
    • Built-In Output Voltage Monitoring with PGOOD Pin
    • High-Voltage ENABLE Input
    • Low 8µA Quiescent Current
    • Low Dropout Voltage of 560mV at 100mA
    • Overload Protection
    • Overtemperature Protection
    • Wide -40°C to +125°C Ambient Operating Temperature Range / -40°C to +150°C Junction Temperature Range
MAX17651
4V to 60V, 100mA, Ultra-Low Quiescent Current, Linear Regulator
max17651 typical application circuit MAX17651: Functional Diagram
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Documentation

Data Sheet 1

User Guide 1

Technical Articles 4

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Evaluation Kits

eval board
schematic 1
MAX17651EVKIT

Evaluation Kit for the MAX17651

Buy Now View Details

Features and Benefits

  • Extremely Easy to Use
    • Stable with Tiny 4.7µF, 0805 Output Capacitor
    • Only Four External Components Required
  • Reduces Number of Linear Regulators to Stock
    • Wide 4V to 60V Input Voltage Range
    • Adjustable 0.6V to 59V Output Voltage
    • Up to 100mA Load Current Capability
  • Operates Reliably in Adverse Industrial Environments
    • Built-In Output Voltage Monitoring with PGOOD Pin
    • High-Voltage ENABLE Input
    • Low 8µA Quiescent Current
    • Overload Protection
    • Overtemperature Protection

Product Details

The MAX17651 evaluation kit (EV Kit) is a fully assembled and tested circuit board that demonstrates the performance of the MAX17651 high-voltage, ultra-low quiescent current linear regulator. The EV kit operates over a wide input voltage range of 4V to 60V and provides up to 100mA load current. It draws only 8µA supply current under no-load conditions. The device is simple to use and easily configurable with minimal external components. It features overload current protection and thermal shutdown. The EV kit comes installed with the MAX17651AZT+ in a 6-pin, compact TSOT package.

Applications

  • Battery-Powered Equipment
  • Low-Current Industrial Power Supplies
  • Post Regulator for Switching Power Supplies
  • Remote Sensors
  • Utility Meters

eval board
schematic 2
MAX17651EVKIT

Evaluation Kit for the MAX17651

Buy Now View Details

Features and Benefits

  • Extremely Easy to Use
    • Stable with Tiny 4.7µF, 0805 Output Capacitor
    • Only Four External Components Required
  • Reduces Number of Linear Regulators to Stock
    • Wide 4V to 60V Input Voltage Range
    • Adjustable 0.6V to 59V Output Voltage
    • Up to 100mA Load Current Capability
  • Operates Reliably in Adverse Industrial Environments
    • Built-In Output Voltage Monitoring with PGOOD Pin
    • High-Voltage ENABLE Input
    • Low 8µA Quiescent Current
    • Overload Protection
    • Overtemperature Protection

Product Details

The MAX17651 evaluation kit (EV Kit) is a fully assembled and tested circuit board that demonstrates the performance of the MAX17651 high-voltage, ultra-low quiescent current linear regulator. The EV kit operates over a wide input voltage range of 4V to 60V and provides up to 100mA load current. It draws only 8µA supply current under no-load conditions. The device is simple to use and easily configurable with minimal external components. It features overload current protection and thermal shutdown. The EV kit comes installed with the MAX17651AZT+ in a 6-pin, compact TSOT package.

Applications

  • Battery-Powered Equipment
  • Low-Current Industrial Power Supplies
  • Post Regulator for Switching Power Supplies
  • Remote Sensors
  • Utility Meters

MAX17651EVKITA

Evaluation Kit for the MAX17651

Buy Now View Details

Features and Benefits

  • Wide 4V to 60V Input Voltage Range
  • umper Configurable 12V, 5V, and 3.3V Outputs
  • Up to 100mA Load Current Capability
  • 8µA No Load Supply Current
  • Active-High, Enable Input
  • PGOOD Output for Regulator Output Voltage Monitoring
  • Overload Protection
  • Overtemperature Protection
  • Proven PCB Layout
  • Fully Assembled and Tested

Product Details

The MAX17651EVKITA# evaluation kit (EV kit) is a fully assembled and tested circuit board that demonstrates the performance of the MAX17651 high-voltage, ultra-low quiescent current linear regulator in a 6-pin TDFN package. The EV kit operates over a wide input voltage range of 4V to 60V and provides up to 100mA load current. It draws only 8µA supply current under no-load conditions. The EV kit is simple to use and easily configurable with minimal external components. It features overload current protection and thermal shutdown. The EV kit comes installed with the MAX17651ATT+ in a 6-pin, (3mm x 3mm) TDFN package.

Applications

  • Battery-Powered Equipment
  • Low-Current Industrial Power Supplies
  • Post Regulator for Switching Power Supplies
  • Remote Sensors
  • Utility Meters
MAX17651EVKIT
Evaluation Kit for the MAX17651
MAX17651EVKIT: Board Photo
MAX17651EVKIT
Evaluation Kit for the MAX17651
MAX17651EVKIT: Board Photo
MAX17651EVKITA
Evaluation Kit for the MAX17651

Reference Designs

maxrefdes1166 image 1
maxrefdes1166 image 1
MAXREFDES1166 Circuits from the lab

±7V/100mA or ±5V/50mA, Iso-Buck DC-DC Converter Using the MAX17681A

View Detailed Reference Design

Features and Benefits

Reduces External Components and Total Cost

  • No Optocoupler
  • Synchronous Primary Operation
  • All-Ceramic Capacitors, Compact Layout

Reduces Number of DC-DC Regulators to Stock

  • Wide 4.5V to 42V Input
  • 0.9V to 0.96 x VIN Primary Output Voltage
  • Delivers Up to 5W Output Power

Reduces Power Dissipation

  • Peak Efficiency > 90%
  • 0.9μA (typ) Shutdown Current

Operates Reliably in Adverse Industrial Environments

  • Peak and Sink Current-Limit Protection
  • Robust Secondary-Side Output Overcurrent Protection (MAX17681A)
  • ±1.7% Feedback Accuracy
  • Programmable EN/UVLO Threshold
  • Adjustable Soft-Start
  • Overtemperature Protection
  • -40°C to +125°C Operation
MAXREFDES1167
MAXREFDES1167
MAXREFDES1167 Circuits from the lab

15V/200mA or 12V/100mA, Iso-Buck DC-DC Converter Using the MAX17681A

View Detailed Reference Design

Features and Benefits

  • Reduces External Components and Total Cost

    • No Optocoupler
    • Synchronous Primary Operation
    • All-Ceramic Capacitors, Compact Layout

  • Reduces Number of DC-DC Regulators to Stock

    • Wide 4.5V to 42V Input
    • 0.9V to 0.96 x VIN Primary Output Voltage
    • Delivers Up to 5W Output Power

  • Reduces Power Dissipation

    • Peak Efficiency > 90%
    • 0.9μA (typ) Shutdown Current

  • Operates Reliably in Adverse Industrial Environments

    • Peak and Sink Current-Limit Protection
    • Robust Secondary-Side Output Overcurrent Protection (MAX17681A)
    • ±1.7% Feedback Accuracy
    • Programmable EN/UVLO Threshold
    • Adjustable Soft-Start
    • Overtemperature Protection
    • -40°C to +125°C Operation
MAXREFDES67 Hardware.
MAXREFDES67 Hardware.
Figure 1. The MAXREFDES67 reference design block diagram.
Figure 2. The MAXREFDES67 reference design input circuit block diagram.
MAXREFDES67 Circuits from the lab

Universal Input Micro PLC

View Detailed Reference Design

Features and Benefits

Features

  • High accuracy
  • -10V to +10V ±20% voltage inputs
  • -20mA to +20mA ±20% current inputs
  • RTD and TC tested temperature range (-40°C to +150°C)
  • Software-controlled input type
  • 24V input protection
  • Isolated power and data
  • Board and sensor calibration
  • Micro PLC form factor
  • Device drivers
  • Example C source code
  • Test data

Competitive Advantages

  • Flexibility
  • Accelerated time to market
  • Ease of use

Applications

  • Industrial control and automation
  • Process control
  • PLC
maxrefdes82fig01
maxrefdes82fig01
maxrefdes82fig00
maxrefdes82fig02
MAXREFDES82 Circuits from the lab

Smart Force Sensor

View Detailed Reference Design

Features and Benefits

Features

  • 3D Human Interface Input
  • High Precision Weigh Scale
  • Low Power ADC
  • Compact

Competitive Advantages

  • Rugged, Cost Effective, Flexible 3D Human-Interface Input Device
  • High Precision, High Resolution Measurements
  • Fast, Low-Power Data Acquisition
Figure 1. MAXREFDES1168 hardware.
Figure 1. MAXREFDES1168 hardware.
MAXREFDES1168 Circuits from the lab

7V/200mA or 5V/100mA, Iso-Buck DC-DC Converter Using the MAX17681A

View Detailed Reference Design

Features and Benefits

  • Reduces External Components and Total Cost

    • No Optocoupler
    • Synchronous Primary Operation
    • All-Ceramic Capacitors, Compact Layout

  • Reduces Number of DC-DC Regulators to Stock

    • Wide 4.5V to 42V Input
    • 0.9V to 0.96 x VIN Primary Output Voltage
    • Delivers Up to 5W Output Power

  • Reduces Power Dissipation

    • Peak Efficiency > 90%
    • 0.9μA (typ) Shutdown Current

  • Operates Reliably in Adverse Industrial Environments

    • Peak and Sink Current-Limit Protection
    • Robust Secondary-Side Output Overcurrent Protection (MAX17681A)
    • ±1.7% Feedback Accuracy
    • Programmable EN/UVLO Threshold
    • Adjustable Soft-Start
    • Overtemperature Protection
    • -40°C to +125°C Operation

MAXREFDES1169
MAXREFDES1169
MAXREFDES1169 Circuits from the lab

±15V/75mA and ±7.5V/75mA, Iso-Buck DC-DC Converter Using the MAX17681A

View Detailed Reference Design

Features and Benefits

  • Reduces External Components and Total Cost
    • No Optocoupler
    • Synchronous Primary Operation
    • All-Ceramic Capacitors, Compact Layout

  • Reduces Number of DC-DC Regulators to Stock
    • Wide 4.5V to 42V Input
    • 0.9V to 0.96 x VIN Primary Output Voltage
    • Delivers Up to 5W Output Power

  • Reduces Power Dissipation
    • Peak Efficiency > 90%
    • 0.9μA (typ) Shutdown Current

  • Operates Reliably in Adverse Industrial Environments
    • Peak and Sink Current-Limit Protection
    • Robust Secondary-Side Output Overcurrent Protection (MAX17681A)
    • ±1.7% Feedback Accuracy
    • Programmable EN/UVLO Threshold
    • Adjustable Soft-Start
    • Overtemperature Protection
    • -40°C to +125°C Operation
MAXREFDES1166
±7V/100mA or ±5V/50mA, Iso-Buck DC-DC Converter Using the MAX17681A
maxrefdes1166 image 1
MAXREFDES1167
15V/200mA or 12V/100mA, Iso-Buck DC-DC Converter Using the MAX17681A
MAXREFDES1167
MAXREFDES67
Universal Input Micro PLC
MAXREFDES67 Hardware.
Figure 1. The MAXREFDES67 reference design block diagram.
Figure 2. The MAXREFDES67 reference design input circuit block diagram.
MAXREFDES82
Smart Force Sensor
maxrefdes82fig01
maxrefdes82fig00
maxrefdes82fig02
MAXREFDES1168
7V/200mA or 5V/100mA, Iso-Buck DC-DC Converter Using the MAX17681A
Figure 1. MAXREFDES1168 hardware.
MAXREFDES1169
±15V/75mA and ±7.5V/75mA, Iso-Buck DC-DC Converter Using the MAX17681A
MAXREFDES1169

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