Overview
The ISO7761DBQ from Texas Instruments is a high-performance, six-channel digital isolator designed to provide robust electrical isolation and high data rate capabilities. This device is part of the ISO776x family, which is known for its excellent electromagnetic immunity and low power consumption. The ISO7761DBQ is packaged in a 16-pin SSOP (DBQ) package, making it suitable for a variety of applications requiring reliable and isolated digital signal transmission.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Data Rate | 0 - 100 | Mbps |
| Isolation Rating | 3000 | VRMS |
| Surge Capability | Up to 12.8 kV | |
| Common Mode Transient Immunity (CMTI) | ±100 kV/μs (Typical) | |
| Supply Voltage Range | 2.25 - 5.5 | V |
| Level Translation | 2.25-V to 5.5-V | |
| Output Configuration | Default output high (ISO776x) and low (ISO776xF) | |
| Operating Temperature Range | -55°C to +125°C | |
| Power Consumption (Typical at 1 Mbps) | 1.4 mA per channel | |
| Propagation Delay (Typical at 5 V) | 11 ns | |
| ESD Protection | ±8 kV IEC 61000-4-2 Contact discharge protection |
Key Features
- High data rate of up to 100 Mbps
- Robust isolation barrier with >30-year projected lifetime and up to 3000 VRMS isolation rating in DBQ package
- Wide supply voltage range of 2.25 V to 5.5 V and level translation capabilities
- Default output high (ISO776x) and low (ISO776xF) options
- Wide operating temperature range of -55°C to +125°C
- Low power consumption, typically 1.4 mA per channel at 1 Mbps
- Low propagation delay of 11 ns typical at 5 V
- Robust electromagnetic compatibility (EMC) with system-level ESD, EFT, and surge immunity
- Available in SSOP (DBQ-16) package
- Safety-related certifications including UL 1577, VDE, CSA, TUV, and CQC
Applications
- Industrial automation
- Motor control
- Power supplies
- Solar inverters
- Medical equipment
Q & A
- What is the maximum data rate of the ISO7761DBQ?
The maximum data rate of the ISO7761DBQ is up to 100 Mbps.
- What is the isolation rating of the ISO7761DBQ?
The isolation rating of the ISO7761DBQ is up to 3000 VRMS in the DBQ package.
- What is the surge capability of the ISO7761DBQ?
The ISO7761DBQ has a surge capability of up to 12.8 kV.
- What is the common mode transient immunity (CMTI) of the ISO7761DBQ?
The CMTI of the ISO7761DBQ is ±100 kV/μs (typical).
- What is the supply voltage range of the ISO7761DBQ?
The supply voltage range of the ISO7761DBQ is 2.25 V to 5.5 V.
- What are the output configuration options for the ISO7761DBQ?
The ISO7761DBQ offers default output high (ISO776x) and low (ISO776xF) options.
- What is the operating temperature range of the ISO7761DBQ?
The operating temperature range of the ISO7761DBQ is -55°C to +125°C.
- What is the typical power consumption of the ISO7761DBQ at 1 Mbps?
The typical power consumption of the ISO7761DBQ at 1 Mbps is 1.4 mA per channel.
- What is the propagation delay of the ISO7761DBQ at 5 V?
The propagation delay of the ISO7761DBQ at 5 V is 11 ns (typical).
- What safety-related certifications does the ISO7761DBQ have?
The ISO7761DBQ has safety-related certifications including UL 1577, VDE, CSA, TUV, and CQC.
