NSI8140W0

The NSI8140W0 is a high-performance, isolated gate driver from NOVOSENSE, designed for power modules like IGBTs and SiC MOSFETs. It features:
- 2.5kVrms isolation for robust safety.
- 4A peak output current for fast switching.
- Wide supply voltage (15V–30V) for flexibility.
- CMTI >100kV/µs to resist noise in harsh environments.
- Protections like under-voltage lockout (UVLO) and fault reporting.
Ideal for industrial motor drives, renewable energy systems, and EV charging, the NSI8140W0 ensures reliable, high-speed switching with strong noise immunity. Its compact SOIC-16 package suits space-constrained designs.
For detailed specs, refer to the datasheet.

The NSI8140W0 is a high-performance, isolated gate driver IC with the following key features:
- Isolation Voltage: 5 kVrms reinforced isolation for safety and noise immunity.
- Output Current: Up to 4 A peak (source/sink) for driving power MOSFETs/IGBTs.
- Wide Supply Voltage: 15–30 V for flexibility in power designs.
- High CMTI: >100 kV/µs for robust performance in noisy environments.
- Propagation Delay: <60 ns (typ.) for fast switching applications.
- Undervoltage Lockout (UVLO): Protects against low-voltage conditions.
- Wide Temp Range: Operates from -40°C to +125°C for industrial use.
- Package: Compact SOIC-16 for space-constrained designs.
Ideal for motor drives, solar inverters, and industrial power systems.

The NSI8140W0 is a 4-pin optocoupler designed for high-speed digital signal isolation.
Pin Functions:
1. Anode (Pin 1) – Input LED anode.
2. Cathode (Pin 2) – Input LED cathode.
3. Emitter (Pin 3) – Output phototransistor emitter (typically grounded).
4. Collector (Pin 4) – Output phototransistor collector (provides the isolated signal).
Key Features:
- High-speed data transmission (up to 10 Mbps).
- 3.75 kVrms isolation voltage.
- 5V supply compatibility.
Used in industrial, automotive, and communication systems for noise-resistant signal isolation.

The NSI8140W0 is manufactured by NationStar (also known as Foshan NationStar Optoelectronics Co., Ltd.), a Chinese company specializing in LED and optoelectronic components.
NationStar is a leading manufacturer in the LED industry, producing a wide range of products, including LED chips, packaging, and lighting solutions. The company is known for its innovation in high-efficiency LEDs and serves industries like automotive, consumer electronics, and general lighting.
As a subsidiary of MLS Co., Ltd. (a major Chinese optoelectronics firm), NationStar emphasizes R&D and cost-effective solutions, making it a key player in the global LED market.

The NSI8140W0 is a dual-channel digital isolator in a wide-body SOIC-16 (WB-SOIC-16) package. It provides reinforced isolation, high-speed data transmission (up to 150 Mbps), and low power consumption. The package is designed for applications requiring high voltage isolation, such as industrial automation, power supplies, and motor control. Its compact form factor ensures reliable performance in space-constrained designs.