Overview
The ADM1026JST-REEL, produced by onsemi, is a comprehensive thermal system management controller designed to provide advanced monitoring and control capabilities for various electronic systems. This component integrates multiple functions, including temperature monitoring, fan speed control, and general-purpose logic I/O, making it a versatile solution for thermal management in a wide range of applications.
Key Specifications
| Parameter | Min | Typ | Max | Test Conditions/Comments | Unit |
|---|---|---|---|---|---|
| Supply Voltage (3.3 V STBY, 3.3 V MAIN) | 3.0 | 3.3 | 5.5 | V | V |
| Supply Current (ICC) | 2.5 | 4.0 | Interface inactive, ADC active | mA | |
| Internal Sensor Accuracy | ±3 °C | °C | |||
| External Diode Sensor Accuracy | ±3 °C (0°C < TD < 100°C) | °C | |||
| Remote Sensor Source Current (High level) | 90 μA | μA | |||
| Remote Sensor Source Current (Low level) | 5.5 μA | μA | |||
| Operating Temperature | 0°C | 100°C | °C | ||
| Package/Case | 48-LQFP (7x7) |
Key Features
- Up to 19 analog measurement channels, including internal measurements.
- Up to 8 fan speed measurement channels.
- Up to 17 general-purpose logic I/O pins.
- Remote temperature measurement with remote diode (two channels).
- On-chip temperature sensor.
- Analog and PWM fan speed control outputs.
- 2-wire serial system management bus (SMBus) with full SMBus 1.1 support, including packet error checking (PEC).
- 8 kB on-chip EEPROM.
- Chassis intrusion detection.
- Interrupt output (SMBAlert) and reset inputs/outputs.
- Thermal interrupt (THERM) output.
- Limit comparison of all monitored values.
Applications
- Network servers and personal computers.
- Telecommunications equipment.
- Test equipment and measuring instruments.
Q & A
- What is the primary function of the ADM1026JST-REEL?
The primary function is to provide comprehensive thermal system management, including temperature monitoring and fan speed control. - What is the operating temperature range of the ADM1026JST-REEL?
The operating temperature range is from 0°C to 100°C. - How many analog measurement channels does the ADM1026JST-REEL support?
It supports up to 19 analog measurement channels. - What type of package does the ADM1026JST-REEL come in?
The component comes in a 48-LQFP (7x7) package. - Does the ADM1026JST-REEL support SMBus?
Yes, it supports a 2-wire serial system management bus (SMBus) with full SMBus 1.1 support, including packet error checking (PEC). - What is the capacity of the on-chip EEPROM?
The on-chip EEPROM has a capacity of 8 kB. - Can the ADM1026JST-REEL detect chassis intrusion?
Yes, it includes chassis intrusion detection. - What types of reset inputs/outputs are available on the ADM1026JST-REEL?
The component has reset inputs and outputs, including a reset pulse width of 140 to 240 ms. - Does the ADM1026JST-REEL have thermal interrupt capabilities?
Yes, it includes a thermal interrupt (THERM) output. - What are some common applications for the ADM1026JST-REEL?
Common applications include network servers, personal computers, telecommunications equipment, and test equipment.
