T1100N 1-Ch Passive Signal Isolator Amplifier, 4-20mA In/Out, DIP16

The T1100N is a specialized 1-Channel Passive Signal Amplifier designed for industrial process control and automation systems. Unlike active components, this device operates without an external power source, drawing its energy directly from the input signal loop. Its primary function is to provide galvanic isolation and signal conditioning for standard 4-20mA current loops, ensuring signal integrity and system protection in noisy industrial environments.

The device is packaged in a compact DIP16 (Dual In-line Package with 16 pins), making it suitable for PCB mounting and integration into control boards and data acquisition modules. It accepts a standard industrial current loop input of 4-20mA and provides a corresponding isolated output of 4-20mA. This 1:1 current transfer ratio, combined with its passive nature, simplifies system design by eliminating the need for separate power supplies for the isolation stage.

The passive nature of the T1100N implies high reliability and a long operational lifespan due to the absence of complex active circuitry. While the term "Amplifier" is used, in the context of passive 4-20mA devices, it typically refers to a signal repeater or isolator that maintains the signal level across an isolation barrier, rather than increasing the signal magnitude. This is crucial for breaking ground loops and protecting sensitive control equipment from high-voltage transients or common-mode noise.

Key Features:

• Passive Operation: Requires no external power supply, drawing power from the 4-20mA loop.
• 1-Channel Isolation: Provides single-channel galvanic isolation for signal integrity and safety.
• Standard Current Loop: Designed for 4-20mA input and 4-20mA output.
• DIP16 Package: Compact form factor for easy PCB integration.
• High Reliability: Passive design minimizes failure points.
• Signal Repeater/Isolator: Maintains signal level across an isolation barrier (implied function).

Specifications:

• Device Type: Passive Signal Amplifier/Isolator
• Type: 1 Channel, Passive, Signal, DIP16
• Input: 4-20mA Current Loop
• Output: 4-20mA Current Loop
• Power: Passive (Loop-Powered)
• Isolation: Galvanic Isolation (Implied)
• Form Factor: DIP16

The T1100N is an essential component for industrial engineers seeking a simple, reliable, and space-saving solution for isolating and repeating 4-20mA signals in process control applications.

What's in the box
1 x T1100N: 1-Ch Passive Signal Amplifier, 4-20mA In/Out, DIP16