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STMicroelectronics 1-Element Uni-Directional TVS Diode, 600 W, 2-Pin SMA Flat SMA6F22AY
Specifications
| Country of Origin | Morocco |
|---|---|
| Brand | STMicroelectronics |
| Height | 1.05mm |
| Length | 4.6mm |
| Model | SMA6F22AY |
| Width | 2.9mm |
| Mount Type | Surface |
| Series | SMA6FxxAY |
| Maximum Operating Temperature | 175°C |
| Package Type | SMA Flat |
| Minimum Operating Temperature | -55°C |
| Pin Count | 2 |
| Number of Elements per Chip | 1 |
| Clamping Voltage VC | 48.3V |
| Automotive Standard | AEC-Q101 |
| Diode Configuration | Single |
| Direction Type | Uni-Directional |
| Minimum Breakdown Voltage Vbr | 24.4V |
| Maximum Reverse Stand-off Voltage Vwm | 22V |
| Peak Pulse Power Dissipation Pppm | 600W |
| Test Current It | 1mA |
| Maximum Peak Pulse Current Ippm | 83A |
| Maximum Reverse Leakage Current | 1μA |
| Low leakage current | 0.2 μA at 25 °C and 1 μA at 85 °C |
| Peak pulse power | 600 W (10/1000 μs) and 4 kW (8/20 μs) |
| High power capability at Tj max. | up to 400 W (10/1000 μs) |
| Flat and thin package | 1 mm |
| Lead finishing | matte tin plating |
Key Features
- Unidirectional diode designed for high-reliability automotive and industrial circuits.
- Surface mount SMA Flat package with 2 pins for compact PCB integration.
- Maximum reverse stand-off voltage of 22 V and breakdown voltage of 24.4 V.
- Clamping voltage of 48.3 V ensures effective transient voltage suppression.
- Operates reliably from -55°C to 175°C with low leakage current performance.
- Peak pulse current rating of 83 A supports high surge events.
- Matte tin plating finish provides corrosion resistance and solderability.
- Compliant with automotive standard AEC-Q101 for harsh environments.
Product Description
STMicroelectronics SMA6F22AY is a high-performance 1-element uni-directional transient voltage suppression (TVS) diode designed to protect sensitive automotive and industrial circuits against voltage surges and electrostatic discharges. It provides peak pulse power dissipation of 600 W (10/1000 μs) and 4 kW (8/20 μs), making it suitable for use in environments with high transient energy.
This diode features a surface mount SMA flat package with a compact footprint measuring 4.6 mm length, 2.9 mm width, and 1.05 mm height, enabling space-efficient PCB layouts. The device offers a maximum reverse stand-off voltage of 22 V and minimum breakdown voltage of 24.4 V, ensuring protection against voltage spikes over this range.
With a maximum peak pulse current of 83 A and low leakage current (0.2 μA at 25 °C and 1 μA at 85 °C), the SMA6F22AY provides reliable sustainment of transient events while minimizing power loss during normal operation. It is designed to operate within an extended temperature range from -55 °C to 175 °C, accommodating harsh automotive and industrial applications.
The diode utilizes planar technology to provide long-term reliability and stability. It complies with the automotive standard AEC-Q101, affirming its suitability in robust, quality-sensitive environments. The matte tin plating finish enhances solderability and environmental resistance.
Common industrial applications include surge suppression in automotive electronics, power supplies, control systems, telecommunications equipment, and other sensitive electronic circuits requiring transient voltage protection.
Unidirectional transient voltage suppression diode for surge protection. 600 W peak pulse power dissipation capability. Compact 2-pin SMA flat surface mount package. Low leakage current and wide operating temperature range.
Compliant with automotive AEC-Q101 quality standards. Applications in automotive, industrial, and electronic equipment protection. Explore the range of STMicroelectronics TVS Diodes on EnvMart for reliable transient voltage protection solutions tailored to various industrial and automotive systems.
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Frequently Asked Questions
The maximum reverse stand-off voltage for this model is 22 V.
This diode has a peak pulse power dissipation capability of 600 W (10/1000 μs) and 4 kW (8/20 μs).
It operates reliably within a temperature range from -55 °C to 175 °C.
The clamping voltage of this diode is 48.3 V, which ensures effective transient voltage suppression.
This model features a 2-pin configuration and comes in a surface mount SMA flat package.
The maximum peak pulse current rating is 83 A, which supports high surge events.
It complies with the automotive standard AEC-Q101, making it suitable for harsh environments.
The dimensions of this diode are 1.05 mm in height, 4.6 mm in length, and 2.9 mm in width.
The maximum reverse leakage current is 1 μA at 85 °C and 0.2 μA at 25 °C.
This diode has a single, uni-directional configuration.
It is suitable for surge suppression in automotive electronics, power supplies, control systems, and telecommunications equipment.
The diode features a matte tin plating finish, which enhances solderability and corrosion resistance.
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