Overview
The H11AA1SR2VM is an AC input/phototransistor optocoupler produced by onsemi (formerly Fairchild Semiconductor). This component is designed to provide electrical isolation between the input and output circuits while allowing for the transfer of signals. It features a bipolar emitter input and a single silicon phototransistor output, making it suitable for various applications requiring isolation and signal transfer.
Key Specifications
| Parameter | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|
| Storage Temperature (TSTG) | -40 | 150 | °C | |
| Operating Temperature (TOPR) | -40 | 100 | °C | |
| Lead Solder Temperature | 260 | °C (for 10 sec) | ||
| Total Device Power Dissipation | 250 mW (derate linearly from 25°C) | mW | ||
| Emitter Continuous Forward Current (IF) | 60 mA | mA | ||
| Emitter Peak Forward Current (IF(pk)) | ±1.0 A (1µs pulse, 300 pps) | A | ||
| Detector Continuous Collector Current (IC) | 50 mA | mA | ||
| Input Forward Voltage (VF) | 1.17 | 1.5 | V | |
| Collector to Emitter Breakdown Voltage (BVCEO) | 30 | 100 | V | |
| Isolation Voltage | 7500 Vac(pk) | Vac(pk) |
Key Features
- Bipolar Emitter Input: The H11AA1SR2VM features a bipolar emitter input, allowing it to handle AC signals effectively.
- Built-in Reverse Polarity Input Protection: This optocoupler includes built-in protection against reverse polarity, enhancing its reliability.
- UL and VDE Approvals: The component is recognized by Underwriters Laboratory (UL) and approved by VDE, ensuring compliance with safety standards.
- High Isolation Voltage: It offers a high isolation voltage of up to 7500 Vac(pk), providing robust electrical isolation between the input and output circuits.
- Wide Operating Temperature Range: The optocoupler operates over a temperature range of -40°C to 100°C, making it suitable for various environmental conditions.
Applications
- AC Line Monitoring: The H11AA1SR2VM is ideal for monitoring AC line voltages and currents.
- Unknown Polarity DC Sensor: It can be used in applications where the polarity of the DC signal is unknown or variable.
- Telephone Line Interface: This optocoupler is suitable for use in telephone line interfaces due to its high isolation and signal transfer capabilities.
Q & A
- What is the primary function of the H11AA1SR2VM optocoupler?
The primary function is to provide electrical isolation between the input and output circuits while transferring signals.
- What are the key features of the H11AA1SR2VM?
Key features include bipolar emitter input, built-in reverse polarity protection, UL and VDE approvals, high isolation voltage, and a wide operating temperature range.
- What is the maximum operating temperature for the H11AA1SR2VM?
The maximum operating temperature is 100°C.
- What is the isolation voltage of the H11AA1SR2VM?
The isolation voltage is up to 7500 Vac(pk).
- What are some common applications for the H11AA1SR2VM?
Common applications include AC line monitoring, unknown polarity DC sensing, and telephone line interfaces.
- Is the H11AA1SR2VM UL recognized?
- What is the maximum forward current for the emitter?
The maximum forward current for the emitter is 60 mA.
- What is the collector to emitter breakdown voltage?
The collector to emitter breakdown voltage is between 30 V and 100 V.
- Can the H11AA1SR2VM handle reverse polarity inputs?
- What is the storage temperature range for the H11AA1SR2VM?
The storage temperature range is from -40°C to 150°C.
