Overview
The ESDA041-2W3Y is a unidirectional TVS (Transient Voltage Suppressor) protection device manufactured by STMicroelectronics. This component is specifically designed to protect battery monitoring systems (BMS) and other circuits around batteries in electrical vehicles, hybrid electric vehicles, and similar applications. It is AEC-Q101 qualified, ensuring it meets the stringent requirements for automotive applications. The device is available in the SOT323-3L package, offering a space-saving and cost-effective solution.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| VPP (Peak Pulse Voltage) | ±30 kV | (ISO 10605 / IEC 61000-4-2, C = 150 pF, R = 330 Ω) |
| IPP (Peak Pulse Current) | 20 A | (8/20 µs) |
| Tj (Operating Junction Temperature Range) | -55 to +150 | °C |
| Tstg (Storage Temperature Range) | -55 to +150 | °C |
| TL (Maximum Lead Temperature for Soldering) | 260 | °C (during 10 s) |
| VBR at 1 mA | 6.2 V | |
| VCL (Clamping Voltage) at 7 A | 9 V | (8/20 µs) |
| IRM max at VR | 0.05 µA | (at 3.6 V) |
| C at 0 V | 190 pF |
Key Features
- Low Leakage Current: Maximum 50 nA at 3.6 V, ensuring compatibility with precise battery state-of-charge readings.
- Low Clamping Voltage: Efficient protection during ESD and hot plug surges, ensuring robustness and longevity of the battery management system.
- High ESD Protection: Exceeds level 4 of ISO 10605 and IEC 61000-4-2, with ±30 kV air and contact discharge capability.
- Automotive Compliance: AEC-Q101 qualified and ECOPACK2 compliant, meeting environmental and automotive standards.
- Space-Saving Package: Available in SOT323-3L package, providing a cost-effective and space-efficient solution.
Applications
The ESDA041-2W3Y is designed to protect battery monitoring systems (BMS) in various electrical and hybrid electric vehicles, including e-bikes, cars, and buses. It provides essential protection against ESD transients and hot plug-in overshoots, ensuring the reliability and longevity of the battery management system.
Q & A
- What is the primary function of the ESDA041-2W3Y?
The primary function of the ESDA041-2W3Y is to protect battery monitoring systems (BMS) and other circuits around batteries against ESD transients and hot plug-in overshoots.
- What are the key certifications for the ESDA041-2W3Y?
The ESDA041-2W3Y is AEC-Q101 qualified and ECOPACK2 compliant.
- What is the maximum peak pulse voltage the ESDA041-2W3Y can withstand?
The device can withstand ±30 kV peak pulse voltage according to ISO 10605 and IEC 61000-4-2 standards.
- What is the operating junction temperature range of the ESDA041-2W3Y?
The operating junction temperature range is -55 to +150 °C.
- What is the maximum lead temperature for soldering?
The maximum lead temperature for soldering is 260 °C during 10 seconds.
- What is the typical clamping voltage at 7 A?
The typical clamping voltage at 7 A is 9 V (8/20 µs).
- What is the leakage current at 3.6 V?
The leakage current is maximum 50 nA at 3.6 V.
- In what package is the ESDA041-2W3Y available?
The ESDA041-2W3Y is available in the SOT323-3L package.
- What are the typical applications of the ESDA041-2W3Y?
The device is used in battery monitoring systems of electrical and hybrid electric vehicles, including e-bikes, cars, and buses.
- How does the ESDA041-2W3Y ensure environmental compliance?
The device is ECOPACK2 compliant, meeting environmental standards.
