ADM1029ARQ

$2.00

Description：DUAL PWM FAN CONTROLLER
Series：-
Mfr：Analog Devices Inc.
Package：Bulk

SKU:68d8cedd84f0 Category: Thermal Management Brand: Analog Devices Inc.

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Product introduction

Product Detailed Parameters

Description：DUAL PWM FAN CONTROLLER
Series：-
Mfr：Analog Devices Inc.
Package：Bulk
Function：Fan Control, Temp Monitor
Sensor Type：Internal and External
Sensing Temperature：0°C ~ 100°C, External Sensor
Accuracy：±1°C Local, ±3°C Remote
Topology：ADC, Fan Control, Multiplexer, Register Bank
Output Type：Open Drain
Output Alarm：Yes
Output Fan：Yes
Voltage - Supply：3V ~ 5.5V
Operating Temperature：0°C ~ 100°C
Grade：-
Qualification：-
Mounting Type：Surface Mount
Package / Case：24-SSOP (0.154", 3.90mm Width)
Supplier Device Package：24-QSOP

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ADM1029ARQ

Overview

The ADM1029ARQ is a dual PWM fan controller and temperature monitor designed for high availability systems. It features software programmable and automatic fan speed control, allowing independent operation from CPU intervention after initial setup. The device includes remote and local temperature monitoring capabilities and supports dual fan speed measurement for backup and redundant fan configurations. It also facilitates hot swapping of fans and offers cascadable fault output for signaling between multiple units. Up to eight devices can be addressed in a single system.

Feature Summary

Software programmable and automatic fan speed control
Remote and local temperature monitoring
Supports dual fan speed measurement for redundancy
Cascadable fault output for multi-device signaling

Applications

Network servers
Personal computers
Microprocessor-based office equipment
High availability telecommunications equipment

Procurement Notes

Verify the manufacturer designation carefully, as Analog Devices and ON Semiconductor have both produced this component under similar part numbers. Confirm the specific suffix (e.g., ARQZ) and package type (QSOP-24) against your design requirements. Ensure compatibility with existing thermal management firmware and SMBus interfaces before procurement.

Selection Notes

Select this component when designing systems requiring redundant cooling and precise thermal management without continuous CPU overhead. The dual-channel capability supports independent fan control for critical components. Verify that the system architecture supports the address pin configuration for multi-device daisy-chaining if higher channel counts are needed.

Part Context

This component belongs to the ADM1029 series of thermal management ICs. It is specifically engineered for environments where system uptime is critical, such as data centers and telecom infrastructure. The integration of fan control and temperature sensing in a single QSOP package simplifies board layout and reduces component count compared to discrete solutions.