Overview
The ESDA25P35-1U1M is a transient voltage suppressor (TVS) diode produced by STMicroelectronics. This component is designed to protect sensitive electronics from electrical overstress (EOS), lightning surges, and electrostatic discharges (ESD) in harsh environments. It features a small footprint, making it ideal for space-constrained applications. The ESDA25P35-1U1M is part of the ESDAxxPxxx-1U1M series, which offers high peak pulse power, low leakage current, and fast turn-on times, ensuring robust protection without aging effects or performance drifts.
Key Specifications
| Parameter | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|
| VRM (Reverse Stand-Off Voltage) | 22.0 | - | 22.0 | V |
| IRM (Reverse Leakage Current at VRM) | 200 | - | 200 | nA |
| VBR (Reverse Breakdown Voltage) | 23.3 | 24.6 | 25.8 | V |
| VF (Forward Voltage) | - | 0.75 | - | V |
| VCL (ESD Clamping Voltage) | 29.0 | - | 31.0 | V |
| EOS Clamping Voltage (8/20µs, IPP = 35 A) | 39.0 | - | 41.0 | V |
| Rd (Dynamic Resistance) | - | 0.45 | - | Ω |
| CI/O-GND (Line Capacitance) | - | 195 | - | pF |
| Tj (Maximum Operating Junction Temperature) | -55 | - | 150 | °C |
| Package | - | QFN-2L (1.6 mm x 1.0 mm) | - | - |
Key Features
- High peak pulse power up to 1400 W (8/20 µs)
- Low leakage current at VRM
- Fast turn-on and low clamping voltage
- Operating junction temperature range: -55°C to +150°C
- Compact QFN-2L package (1.6 mm x 1.0 mm), 75% smaller than SOD-123FL
- ECOPACK2 ROHS compliant and J-STD-020 MSL level 1 compliant
- Complies with IEC 61000-4-5 (Lightning) and IEC 61000-4-2 level 4 (ESD)
Applications
- USB type-C Vbus and USB-PD up to 20 V
- Battery protection (Vbatt) and charger ports
- Power supply line protection
- Hard disks and SSDs
- Portable multimedia devices and accessories
- Industrial applications
- Medical and healthcare equipment
Q & A
- What is the primary function of the ESDA25P35-1U1M?
The primary function of the ESDA25P35-1U1M is to protect sensitive electronics from electrical overstress (EOS), lightning surges, and electrostatic discharges (ESD).
- What is the maximum operating junction temperature of the ESDA25P35-1U1M?
The maximum operating junction temperature is 150°C.
- What is the peak pulse power rating of the ESDA25P35-1U1M?
The peak pulse power rating is up to 1400 W (8/20 µs).
- What is the reverse stand-off voltage (VRM) of the ESDA25P35-1U1M?
The reverse stand-off voltage (VRM) is 22.0 V.
- What is the forward voltage (VF) of the ESDA25P35-1U1M?
The forward voltage (VF) is 0.75 V at IF = 10 mA.
- What are the compliance standards for the ESDA25P35-1U1M?
The component complies with IEC 61000-4-5 (Lightning) and IEC 61000-4-2 level 4 (ESD).
- What is the package type and size of the ESDA25P35-1U1M?
The package type is QFN-2L, and the size is 1.6 mm x 1.0 mm.
- Is the ESDA25P35-1U1M ROHS compliant?
Yes, the ESDA25P35-1U1M is ECOPACK2 ROHS compliant.
- What are some typical applications for the ESDA25P35-1U1M?
Typical applications include USB type-C Vbus, battery protection, power supply line protection, hard disks and SSDs, portable multimedia devices, industrial applications, and medical equipment.
- How does the ESDA25P35-1U1M help in reducing board space?
The ESDA25P35-1U1M is packaged in a compact QFN-2L (1.6 mm x 1.0 mm), which is 75% smaller than the SOD-123FL package.
