MC33981ADHFKR2
IC PWR SWITCH N-CHAN 1:1 16QFNManufacturer: NXP USA Inc.
Categories: Power Distribution Switches, Load Drivers
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NXP USA Inc. MC33981ADHFKR2 is a high-side power switch designed for demanding automotive applications. This N-channel device features a 1:1 ratio and a low on-resistance of 6mOhm typical, capable of handling up to 40A output current. Integrated fault protection includes adjustable current limiting, over-temperature shutdown, reverse current protection, and undervoltage lockout (UVLO). The device offers enhanced control through slew rate management and status flags, along with an integrated watchdog timer for system monitoring. Interface options include On/Off and PWM control. The MC33981ADHFKR2 is supplied in a 16-PQFN (12x12) package suitable for surface mounting, and operates within a temperature range of -40°C to 125°C. This component is frequently utilized in power distribution and load driving systems within the automotive sector.
Additional Information
Series: -RoHS Status: ROHS3 CompliantManufacturer Lead Time: 26 week(s)Product Status: ActivePackaging: Tape & Reel (TR)Download Free CAD Model:
Technical Details:
| Features | Slew Rate Controlled, Status Flag, Watchdog Timer |
| Packaging | Tape & Reel (TR) |
| Package / Case | 16-PowerQFN |
| Output Type | N-Channel |
| Mounting Type | Surface Mount |
| Number of Outputs | 1 |
| Interface | On/Off, PWM |
| Switch Type | General Purpose |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Output Configuration | High Side |
| Rds On (Typ) | 6mOhm (Max) |
| Input Type | Non-Inverting |
| Voltage - Load | 4.5V ~ 27V |
| Voltage - Supply (Vcc/Vdd) | Not Required |
| Current - Output (Max) | 40A |
| Ratio - Input:Output | 1:1 |
| Supplier Device Package | 16-PQFN (12x12) |
| Fault Protection | Current Limiting (Adjustable), Over Temperature, Reverse Current, UVLO |
| Grade | Automotive |
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