L9680TR Automotive Advanced Airbag IC | STMicroelectronics
MPN: L9680TR ✓ فعالL9680TR جائزہ
An automotive airbag system IC is a specialized interface and safety-control device that connects sensors, communication links, and vehicle electrical systems while supporting controlled deployment functions. In the broader electronics hierarchy, the L9680 belongs to the interface-IC class, automotive electronics, and power-management-related safety systems. Its role differs from a general-purpose MCU because it is designed around the functional safety, diagnostic, and communication requirements of airbag and integrated vehicle-safety architectures.
The verified information confirms the L9680's application positioning as an advanced airbag solution, its support for mature airbag markets and cut-off-battery integrated safety systems, and its family compatibility with the L9678 and L9679 devices. The family-compatible architecture can help automotive designers reuse application knowledge across related STMicroelectronics safety products, provided that the exact device variant, diagnostics, external circuitry, and safety requirements are verified before substitution.
The L9680TR uses a 100-TQFP, 14 x 14 mm package according to the distributor listing, with a reel packaging format and SMT mounting style. This package provides a high pin count for power, ground, communication, sensor, and diagnostic connections, but it also demands careful PCB escape routing and adequate thermal design around the exposed pad. The manufacturer data identifies the part as an automotive product; detailed electrical ratings, operating temperature limits, supply voltages, SPI timing, internal diagnostics, and safety-certification parameters are not included in the supplied verified data.
Typical applications include conventional automotive passenger airbag controllers, cut-off-battery integrated safety systems, and vehicle safety platforms that require an active wheel-speed-sensor interface. It is also relevant to mid- and high-end airbag systems where robust sensing, communications, and deployment-control integration are required. Because an airbag IC is safety-critical, system qualification should include review of the current STMicroelectronics datasheet, reference design, diagnostic requirements, external component values, and applicable automotive quality procedures.
For a new design, preserve the L9680TR footprint and verify every exposed-pad connection, supply rail, ground reference, sensor input, and SPI signal against the current datasheet. Do not treat L9678P, L9679P, or L9679BATR as unconditional replacements: the verified cross-reference data establishes family compatibility and a common 100-TQFP format for some variants, but it does not provide a complete pin-to-pin and functional-equivalence matrix. This page combines verified manufacturer and distributor information, pricing placeholders where data was unavailable, family alternatives, and practical sourcing guidance for engineers evaluating the L9680TR.
کے لیے ڈراپ اِن متبادل L9680TR — یکساں پیکیج، پن سے پن مطابقت پذیر۔ مختلف پیکیج والے پرزے جن کے لیے PCB دوبارہ کام درکار ہو، شامل نہیں ہیں۔
اس سیریز میں مختلف ورژن
اسی سیریز کے ماڈلز جو ڈراپ اِن مطابقت رکھتے ہیں L9680TR (یکساں فارم فیکٹر اور فٹ پرنٹ) — میں مختلف Package, Mounting Type.
L9678P
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →L9679P
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →L9679BATR
✅ ڈراپ-اِن📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
L9680TR تفصیلات
| Device Type | Automotive advanced airbag interface IC |
| Target Applications | Mid/high-end airbag and integrated safety systems |
| انٹرفیس | SPI |
| Supply Topology Support | Mature airbag systems and cut-off battery systems |
| پیکیج | 100-TQFP (14 x 14 mm) |
| Manufacturer Package | 100-TQFP Exposed Pad |
| ماؤنٹنگ ٹائپ | SMT |
| Packaging | Reel |
| Supplier Device Package | 100-TQFP (14 x 14) |
| Family Compatibility | L9678 and L9679 devices |
| Integrated Feature | Active wheel-speed-sensor interface |
| Manufacturer Pack Quantity | 1,000 units per reel (from supplier listing) |
| Supply and Demand Status | Limited (from supplier listing) |
L9680TR 100-tqfp (14 x 14) پن کنفیگریشن گائیڈ
L9680TR (100-tqfp (14 x 14) پیکیج) کے لیے پن کنفیگریشن۔ پن نمبرنگ، فنکشنز اور کنکشن ڈایاگرامز مینوفیکچرر کے ڈیٹا شیٹ میں بیان کیے گئے ہیں۔ درست فٹ پرنٹ اور سولڈرنگ رہنما ہدایات کے لیے اسی سے رجوع کریں۔
کے لیے تفصیلی پن آؤٹ ڈیٹا دستیاب نہیں L9680TR.
رجوع کریں ڈیٹا شیٹ مکمل پن کنفیگریشن کے لیے۔
عام استعمالات
L9680TR کے لیے موزوں ہے 6 ایپلیکیشنs: Automotive Passenger Airbag Controller, Cut-Off Battery Integrated Safety System, Active Wheel-Speed-Sensor Interface, Mid- and High-End Airbag Platform, Vehicle Safety Sensor Fusion, Automotive Power and Diagnostic Interface.
Automotive Passenger Airbag Controller
The L9680TR fits conventional passenger-airbag controller platforms because it is specifically identified as an automotive advanced-airbag IC for mid- and high-end systems. Its SPI interface allows connection to a vehicle safety controller or MCU, while the family architecture targets deployment-control and diagnostic functions required around airbags. The verified information also notes higher power-supply current capability and an integrated active wheel-speed-sensor interface. Engineers should compare the current L9680 datasheet with the vehicle OEM's airbag requirements, especially external squib-driver interfaces, sensor inputs, fault detection, power-loss behavior, and qualification evidence.
تجویز کردہ
Cut-Off Battery Integrated Safety System
The L9680TR is suitable for evaluating cut-off battery safety architectures because STMicroelectronics explicitly identifies the L9680 for integrated safety markets and cut-off battery systems. In this use case, the IC supports the sensing, communication, and safety-control functions required when the vehicle separates battery power from selected loads after a collision. The verified data does not provide exact input-voltage thresholds, hold-up behavior, or diagnostic timing, so those details must be confirmed from the manufacturer documentation. Qualification should include power-loss, brownout, crash-event, and repeated-fault scenarios defined by the OEM.
تجویز کردہ
Active Wheel-Speed-Sensor Interface
The integrated active wheel-speed-sensor interface makes the L9680TR relevant to automotive safety architectures that incorporate active wheel-speed sensing. Such signals can support vehicle dynamics assessment and safety-control decisions when the platform includes appropriate sensing, redundancy, and diagnostic logic. The verified product description establishes the presence of the interface but does not disclose its electrical thresholds, sensor type, frequency range, fault outputs, or fault-detection coverage. Therefore, the design must use the current manufacturer pin definitions and interface specifications rather than infer compatibility from the broader airbag-system description.
تجویز کردہ
Mid- and High-End Airbag Platform
The L9680TR targets mid- and high-end automotive airbag systems rather than a simple seat-belt reminder or non-safety signaling application. Its use in a sophisticated restraint platform requires correct integration of sensors, external power stages, communication links, and diagnostic behavior. The SPI interface supports a structured connection to a higher-level controller, while the documented family relationship with L9678 and L9679 provides a useful basis for platform planning. Final selection should be validated against the exact vehicle electrical architecture, required fault coverage, software diagnostics, and all applicable automotive safety and quality processes.
تجویز کردہ
Vehicle Safety Sensor Fusion
The L9680TR can be evaluated in vehicle safety systems that combine wheel-speed information with other restraint-system signals. The active wheel-speed-sensor interface provides a defined automotive function for platforms requiring wheel-speed data within the safety chain, while SPI enables communication with a controller responsible for state evaluation. A robust implementation must account for signal integrity, sensor diagnostics, channel redundancy, transient protection, and safe-state behavior. Exact sensor-interface timing and diagnostic limits are not present in the supplied verified data and must be obtained from the official L9680 documentation before schematic or software release.
تجویز کردہ
Automotive Power and Diagnostic Interface
The L9680TR fits the interface portion of a vehicle power-management and diagnostic architecture because it is a specialized automotive IC with SPI connectivity and family-level power-supply-current capability. It can be considered alongside the vehicle's MCU, sensors, and power-conditioning circuitry when designing a coordinated safety controller. The verified source does not expose the internal power architecture, regulator ratings, diagnostic protocol, or protected I/O thresholds, so engineers should treat the interface role as confirmed but verify all implementation details in the manufacturer datasheet. Layout must also account for the 100-TQFP exposed-pad footprint.
تجویز کردہ
تجویز کردہ پروڈکٹس کا خلاصہ
کے لیے انجینئرنگ ریفرنس ڈیٹا L9680TR — موازنہ، ڈیزائن رہنمائی، اور تعمیل کی معلومات۔
انتخاب کی گائیڈ
متبادلات کے ساتھ موازنہ
| پیرامیٹر | یہ پروڈکٹ | L9678P | L9679P | L9679BATR |
|---|---|---|---|---|
| Package | 100-TQFP (14 x 14) | 100-TQFP (14 x 14) | 100-TQFP (14 x 14) | 100-TQFP (14 x 14) |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Class | Automotive advanced-airbag interface IC | Automotive airbag-interface family device | Automotive airbag-interface family device | Automotive airbag-interface family device |
| Family Compatibility Reference | L9680 family compatible with L9678 and L9679 | L9678 family member | L9679 family member | L9679 family member |
اہم امتیازی خصوصیات
- Positioned for advanced mid- and high-end airbag systems (بمقابلہL9679P)
- Supports cut-off battery integrated safety architectures (بمقابلہL9678P)
- Automotive packaging with 100-TQFP exposed-pad construction (بمقابلہL9679BATR)
ڈیزائن نوٹس
Use the official STMicroelectronics 100-TQFP, 14 x 14 mm land pattern and follow the exposed-pad soldering and thermal-via recommendations in the current package documentation. Place the IC where power, sensor, and SPI routing can remain short and away from noisy switching nodes. Because the individual pinout was not present in the verified data, do not begin layout from a generic TQFP symbol; cross-check every numbered terminal and the exposed-pad connection against the manufacturer drawing.
Verify the supply range, absolute maximum ratings, power-up sequence, and power-supply current limits from the current L9680 datasheet before designing the vehicle power interface. The verified listing confirms that higher power-supply current capability is part of the L9680 family positioning, but it does not provide numerical limits. Size the upstream supply and local decoupling for the worst verified operating condition rather than for nominal typical current, and include the vehicle's transient and fault-energy requirements in the design review.
Do not treat family compatibility as proof of interchangeability. The verified data connects the L9680 with L9678 and L9679, and the listed variants use the 100-TQFP format, but it does not establish identical pin functions or diagnostics. Before replacing the L9680TR in an airbag or cut-off-battery platform, compare the official pinouts, sensor interfaces, SPI timing, software diagnostics, supply behavior, qualification records, and change notifications. Document any substitution through the vehicle OEM's safety-change process.
تعمیل کی معلومات
The verified sources identify the L9680TR as an automotive advanced-airbag IC, but they do not explicitly state RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals status. These fields remain unknown rather than inferred from the automotive description.
