Overview
The ADT6402SRJZ-RL7, produced by Analog Devices Inc., is a trip point temperature switch designed for precise temperature monitoring and control. This device is part of the ADT6401/ADT6402 series and is packaged in a 6-lead SOT-23 package. It features an internal band gap temperature sensor for local temperature sensing, providing high accuracy and noise immunity through a Σ-Δ based temperature measurement system.
The ADT6402 has an active high, push-pull output structure, which can both sink and source current. The device operates over a wide temperature range from −55°C to +125°C and is powered by a supply voltage of 2.7 V to 5.5 V, consuming a typical supply current of 30 μA.
Key Specifications
| Parameter | Min | Typ | Max | Unit | Test Conditions/Comments |
|---|---|---|---|---|---|
| Operating Temperature Range | −55°C | +125°C | °C | ||
| Supply Voltage | 2.7 V | 5.5 V | V | ||
| Supply Current | 30 μA | μA | |||
| Temperature Resolution | 0.125°C | °C | |||
| Threshold Accuracy | ±0.5°C | ±6°C | °C | TA = −45°C to +115°C | |
| Output Type | Active High, Push-Pull | ||||
| Package Type | 6-Lead SOT-23 | ||||
| Temperature Hysteresis | 2°C or 10°C | °C | Pin-selectable |
Key Features
- Σ-Δ based temperature measurement for high accuracy and noise immunity
- Wide operating temperature range from −55°C to +125°C
- Typical accuracy of ±0.5°C from −45°C to +115°C
- Pin-selectable threshold settings from −45°C to +115°C in 10°C increments
- Supply voltage range of 2.7 V to 5.5 V
- Low supply current of 30 μA
- Space-saving 6-lead SOT-23 package
- Pin-selectable temperature hysteresis of 2°C or 10°C
- Temperature resolution of 0.125°C
Applications
The ADT6402SRJZ-RL7 is suitable for various applications requiring precise temperature monitoring and control, such as:
- Industrial automation and control systems
- Aerospace and defense systems
- Automotive systems, especially in engine and battery management
- Medical devices and equipment
- Consumer electronics requiring temperature monitoring
Q & A
- What is the operating temperature range of the ADT6402SRJZ-RL7?
The operating temperature range is from −55°C to +125°C.
- What is the supply voltage range for this device?
The supply voltage range is from 2.7 V to 5.5 V.
- What is the typical supply current of the ADT6402SRJZ-RL7?
The typical supply current is 30 μA.
- What is the temperature resolution of the ADT6402SRJZ-RL7?
The temperature resolution is 0.125°C.
- What type of output does the ADT6402SRJZ-RL7 have?
The output is active high and push-pull.
- How is the temperature hysteresis set for the ADT6402SRJZ-RL7?
The temperature hysteresis is pin-selectable at 2°C or 10°C.
- What is the package type of the ADT6402SRJZ-RL7?
The package type is a 6-lead SOT-23.
- What are the typical accuracy and maximum accuracy of the temperature sensor?
The typical accuracy is ±0.5°C, and the maximum accuracy is ±6°C from −45°C to +115°C.
- How are the trip point settings configured for the ADT6402SRJZ-RL7?
The trip point settings are pin-selectable from −45°C to +115°C in 10°C increments.
- What applications is the ADT6402SRJZ-RL7 suitable for?
It is suitable for industrial automation, aerospace, automotive, medical devices, and consumer electronics requiring temperature monitoring.
