SM6F11AY STMicroelectronics TVS Diode (Uni-directional) (Other) In Stock
STMicroelectronics SM6F11AY is an automotive-grade unidirectional TVS diode rated at 600 W peak pulse power with an 11 V standoff voltage and maximum clamping voltage of 24.2 V. The compact SOD128 Flat package suits space-critical automotive and industrial ESD protection circuits.
- Manufacturer
- STMicroelectronics
- Package
- Other
- Pin Count
- 2
- Lifecycle
- ACTIVE
- Datasheet
- SM6F11AY Datasheet PDF
- Category
- TVS Diode (Uni-directional)
- Price
- From $0.1332(MOQ 10)
- Temp Range
- -55.0°C to 175.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 600 W peak pulse power capability with 11 V standoff voltage for robust surge protection
- Maximum clamping voltage of 24.2 V for effective transient suppression on 12 V automotive rails
- Automotive-grade SOD128 Flat 2-pin SMD package with AEC-Q101-qualified silicon
Applications
The SM6F11AY protects automotive ECU power supply lines, sensor inputs, and communication bus interfaces from voltage transients and ESD events in 12 V vehicle systems. Its 600 W peak pulse power handling and AEC-Q101 qualification make it suitable for under-hood environments and body control module protection circuits.
Specifications
| Factory Lead Time | 25Weeks |
| YTEOL | 7.63 |
| Breakdown Voltage-Max | 13.7V |
| Breakdown Voltage-Min | 12.3V |
| Breakdown Voltage-Nom | 13V |
| Clamping Voltage-Max | 24.2V |
| Configuration | SINGLE, 1 CHANNEL |
| Diode Element Material | SILICON |
| Diode Type | TRANS VOLTAGE SUPPRESSOR DIODE |
| JESD-30 Code | R-PDSO-F2 |
| JESD-609 Code | e3 |
| Non-rep Peak Rev Power Dis-Max | 4000W |
| Number of Elements | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 |
| Polarity | UNIDIRECTIONAL |
| Reference Standard | AEC-Q101, IEC-61000-4-2, 4-4 |
| Rep Pk Reverse Voltage-Max | 11V |
| Reverse Current-Max | 0.2 µA |
| Reverse Test Voltage | 11V |
| Surface Mount | YES |
| Technology | AVALANCHE |
| Terminal Finish | Matte Tin (Sn) - annealed |
| Terminal Form | FLAT |
| Terminal Position | DUAL |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8541.10.00.50 |
| Country of Origin | Malaysia |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What peak pulse power and standoff voltage does SM6F11AY provide for automotive ESD protection?
The SM6F11AY handles 600 W peak pulse power based on a 10/1000 µs waveform with an 11 V standoff voltage. Its breakdown voltage ranges from 12.3 V minimum to 13.7 V maximum, and the maximum clamping voltage is 24.2 V at peak pulse current, making it ideal for protecting 12 V automotive rail components from voltage transients.
How does the SOD128 Flat package of SM6F11AY contribute to board space savings in an automotive ECU?
The SOD128 Flat package measures approximately 3.8 mm x 2.6 mm, which is roughly 30% smaller than the standard DO-218AB package while delivering the same 600 W peak pulse power. This compact 2-pin SMD footprint allows placement directly adjacent to protected ICs on dense automotive PCBs, minimizing parasitic inductance in ESD protection loops.
For an automotive sensor input protection design, why choose SM6F11AY over a lower-power 400 W TVS diode on a 12 V rail?
The SM6F11AY's 600 W peak pulse power rating provides a 50% higher surge margin compared to 400 W alternatives, covering ISO 7637-2 pulse categories up to 600 W on 12 V automotive loads. Its clamping voltage of 24.2 V maximum keeps protected IC inputs within safe limits, and AEC-Q101 automotive qualification ensures reliability over -40°C to +150°C junction temperature ranges.
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About STMicroelectronics
STMicroelectronics is a global semiconductor leader serving customers across the spectrum of electronics applications. ST's products are found in a wide range of applications including automotive, industrial, personal electronics, and communications.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 10+ | $0.3400 | $3.40 |
| 100+ | $0.2300 | $23.00 |
| 500+ | $0.1800 | $90.00 |
| 1000+ | $0.1494 | $149.40 |
| 9000+ | $0.1360 | $1224.00 |
| 10000+ | $0.1332 | $1332.00 |
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