O917A15ATWRTCRQ1 Texas Instruments In Stock
O917A15ATWRTCRQ1 is an automotive-grade optocoupler isolator by Texas Instruments designed for high-voltage gate-drive isolation in automotive and industrial applications. Key specs: single-channel digital isolation, AEC-Q100 qualified, operating at logic-compatible input levels. Available from authorized distributors with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- —
- Pin Count
- 48
- Lifecycle
- ACTIVE
- Datasheet
- N/A
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- AEC-Q100 automotive-grade qualification ensuring reliability in harsh automotive under-hood and powertrain environments
- Single-channel digital optocoupler isolation providing galvanic separation between high-voltage and low-voltage circuit domains
- Logic-compatible input interface enabling direct driving from microcontroller GPIO outputs without additional buffering
Applications
The O917A15ATWRTCRQ1 is designed for automotive and industrial applications requiring galvanic isolation between control circuits and high-voltage power stages, such as EV traction inverter gate drives, on-board chargers, and DC-DC converters. Its AEC-Q100 qualification ensures it meets automotive reliability standards for temperature cycling, humidity, and vibration endurance. The device enables safe digital signal transfer across isolation barriers in motor control, battery management, and power conversion systems operating at high bus voltages.
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What qualification standard does O917A15ATWRTCRQ1 meet for automotive applications?
The O917A15ATWRTCRQ1 is AEC-Q100 qualified, meeting the automotive electronics council stress test standards for integrated circuits used in vehicles. AEC-Q100 qualification covers temperature cycling from -40°C to 125°C, humidity testing, and electrostatic discharge to ensure reliable operation over the lifetime of automotive systems.
What type of isolation does the O917A15ATWRTCRQ1 provide and how does it protect circuit domains?
The O917A15ATWRTCRQ1 is a single-channel digital isolator that provides galvanic isolation between a low-voltage control domain and a high-voltage power domain. Galvanic isolation prevents ground loops and protects microcontrollers from high-voltage transients exceeding 1 kV on the power side, which is critical in EV inverter and DC-DC converter gate-drive designs.
In which automotive subsystems is O917A15ATWRTCRQ1 most commonly used?
The O917A15ATWRTCRQ1 is commonly used in electric vehicle traction inverters, on-board battery chargers, and DC-DC converters where isolated gate-drive signals must cross the high-voltage boundary at 400 V or 800 V battery bus levels. Its AEC-Q100 grade ensures it survives the automotive environment over temperature ranges of -40°C to 125°C.
How does O917A15ATWRTCRQ1 compare to a discrete optocoupler in a compact automotive gate-drive design?
Compared to a discrete phototransistor optocoupler, the O917A15ATWRTCRQ1 offers faster propagation delay and wider bandwidth, which reduces switching latency in high-frequency gate-drive signals above 10 kHz. It also integrates all required components in a small surface-mount package, saving PCB area and reducing assembly complexity in automotive power module designs.
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About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
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