Overview
The NCP380HMUAJAATBG is a high-side power-distribution switch from onsemi, designed to handle applications where heavy capacitive loads and short-circuits are likely to occur. This device features a P-channel MOSFET and is available in a UDFN-6 package. It is part of the NCP380 series, which includes fixed and adjustable current-limiting power-distribution switches. The NCP380HMUAJAATBG is engineered to protect the input supply voltage from various fault conditions, including under-voltage, thermal shutdown, and reverse voltage.
Key Specifications
| Configuration | High Side |
|---|---|
| Input Voltage | 2.5V to 5.5V |
| No of Elements | Single |
| On-state Resistance-Max | 110mΩ |
| Rated Current-Max | 2.1A |
| Type | Power Distribution Switch |
| Package Style | UDFN-6 |
| Mounting Method | Surface Mount |
| Junction Temperature Range | −40°C to 125°C |
| Enable Input | Active High or Low (EN or EN) |
| ESD Withstand Voltage | 8.0 kV (Contact), 15 kV (Air) |
| Compliance | IEC61000−4−2 (Level 4), UL Listed − File No. E343275 |
Key Features
- Operating Range: 2.5 V – 5.5 V
- 70 mΩ High−Side MOSFET
- Current Limit:
- User adjustable from 100 mA to 2.1 A
- Fixed 500 mA, 1 A, 1.5 A, 2 A and 2.1 A
- Under Voltage Lock−out (UVLO)
- Built−in Soft−start
- Thermal Protection
- Soft Turn−off
- Reverse Voltage Protection
- FLAG logic output asserts low during over current, reverse-voltage or over temperature conditions
- AEC−Q100 Qualified and PPAP Capable for automotive and other applications
- Pb−Free Devices
Applications
- Laptops
- USB Ports/Hubs
- TVs
Q & A
- What is the operating voltage range of the NCP380HMUAJAATBG?
The operating voltage range is 2.5 V to 5.5 V.
- What is the maximum rated current for the NCP380HMUAJAATBG?
The maximum rated current is 2.1 A.
- How is the current limit set for the NCP380HMUAJAATBG?
The current limit can be set either by an external resistor (user adjustable) or is internally fixed at various levels (500 mA, 1 A, 1.5 A, 2 A, and 2.1 A).
- What protection features does the NCP380HMUAJAATBG include?
The device includes under-voltage lock-out (UVLO), thermal protection, soft turn-off, and reverse voltage protection.
- What is the purpose of the FLAG pin on the NCP380HMUAJAATBG?
The FLAG pin is an open-drain output that asserts low during overcurrent, reverse-voltage, or overtemperature conditions.
- Is the NCP380HMUAJAATBG compliant with any specific standards?
Yes, it is compliant with IEC61000−4−2 (Level 4) and is UL Listed − File No. E343275.
- What is the junction temperature range for the NCP380HMUAJAATBG?
The junction temperature range is −40°C to 125°C.
- Is the NCP380HMUAJAATBG suitable for automotive applications?
Yes, it is AEC−Q100 Qualified and PPAP Capable, making it suitable for automotive and other demanding applications.
- What package style and mounting method does the NCP380HMUAJAATBG use?
The device is packaged in a UDFN-6 package and uses surface mount technology.
- Are the NCP380HMUAJAATBG devices Pb-Free?
Yes, these devices are Pb-Free.
