Overview
The ADT7462ACPZ-5RL7 is a highly integrated Power Management IC (PMIC) from ON Semiconductor, designed to provide accurate and reliable temperature sensing and control of fans in various applications. This device is part of the ADT7462 series and is particularly suited for use in servers, data centers, telecommunications equipment, and other industrial control systems. It features both internal and external temperature sensors, allowing for precise monitoring and control of temperatures up to 125°C. The compact 32-VFQFN exposed pad package makes it ideal for space-constrained designs.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Manufacturer | Onsemi | |
| Package/Case | 32-VFQFN Exposed Pad, CSP | |
| Product Category | Supervisory Circuits | |
| Product Type | Supervisory Circuits | |
| Factory Pack Quantity | 500 | |
| Subcategory | PMIC - Power Management ICs | |
| Function | Fan Control, Temp Monitor | |
| Sensor Type | Internal and External | |
| Sensing Temperature | -40°C ~ 125°C | |
| Accuracy | ±4°C (Max) | |
| Topology | ADC, Comparator, Multiplexer, Register Bank | |
| Output Alarm | Yes | |
| Output Fan | Yes | |
| Voltage - Supply | 3V ~ 5.5V | V |
| Operating Temperature | -40°C ~ 125°C | |
| Mounting Type | Surface Mount | |
| Operating Supply Current | 4 mA | mA |
| Overvoltage Threshold | 3.1 V | V |
| Undervoltage Threshold | 3 V | V |
Key Features
- Internal and external temperature sensors for precise monitoring up to 125°C.
- Fan control with adjustable thresholds and support for high-frequency PWM for 4-wire fans and low-frequency PWM for 2-wire and 3-wire fans.
- SMBus output for communication with the host system, compatible with SMBus 1.1 and SMBus 1.0.
- Alarm function for notification of potential temperature-related issues.
- Operating temperature range: -40°C to 125°C.
- Input voltage range: 3V to 5.5V.
- Up to four PWM outputs and up to eight TACH inputs for fan speed control and measurement.
- Up to 13 voltage monitoring inputs ranging from 12 V to 0.9 V.
Applications
- Server and data center equipment.
- Telecommunications equipment.
- Industrial control systems.
- Medical devices.
- Aerospace and defense applications.
Q & A
- What is the primary function of the ADT7462ACPZ-5RL7?
The primary function is to provide accurate temperature sensing and control of fans in various applications.
- What types of temperature sensors does the ADT7462ACPZ-5RL7 support?
It supports both internal and external temperature sensors.
- What is the operating temperature range of the ADT7462ACPZ-5RL7?
The operating temperature range is -40°C to 125°C.
- What communication protocol does the ADT7462ACPZ-5RL7 use?
It uses the SMBus protocol, compatible with SMBus 1.1 and SMBus 1.0.
- What is the input voltage range for the ADT7462ACPZ-5RL7?
The input voltage range is 3V to 5.5V.
- Does the ADT7462ACPZ-5RL7 have an alarm function?
Yes, it includes an alarm function for notification of potential temperature-related issues.
- How many PWM outputs and TACH inputs does the ADT7462ACPZ-5RL7 support?
It supports up to four PWM outputs and up to eight TACH inputs.
- What types of fans can the ADT7462ACPZ-5RL7 control?
It can control 2-wire, 3-wire, and 4-wire fans.
- Is the ADT7462ACPZ-5RL7 suitable for space-constrained designs?
Yes, it is available in a compact 32-VFQFN exposed pad package.
- What are some common applications for the ADT7462ACPZ-5RL7?
Common applications include server and data center equipment, telecommunications equipment, industrial control systems, medical devices, and aerospace and defense applications.
