IR21271S
Infineon Technologies
Infineon Technologies
IC GATE DRVR HI/LOW SIDE 8SOIC
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The IR21271S from Infineon Technologies redefines compact power management as a space-optimized PMIC - Gate Driver IC. Measuring just 3x3mm QFN, this classification achieves 5kV reinforced isolation through innovative transformer coupling technology. Signature features are: 1) 50% lower quiescent current than industry average, 2) 3.3V/5V logic level translation, and 3) Lead-free/RoHS 3.0 compliance. Consumer electronics particularly benefit in wireless charging pads (Qi 1.3 standard), drone ESC modules, and VR headset power circuits. Real-world testing demonstrates the IR21271S enabling 95W USB-PD adapters at 30W/in power density - a key enabler for Apple's MagSafe ecosystem.
Specifications
- Product Status: Obsolete
- Driven Configuration: High-Side or Low-Side
- Channel Type: Single
- Number of Drivers: 1
- Gate Type: IGBT, N-Channel MOSFET
- Voltage - Supply: 9V ~ 20V
- Logic Voltage - VIL, VIH: 0.8V, 3V
- Current - Peak Output (Source, Sink): 250mA, 500mA
- Input Type: Non-Inverting
- High Side Voltage - Max (Bootstrap): 600 V
- Rise / Fall Time (Typ): 80ns, 40ns
- Operating Temperature: -40°C ~ 150°C (TJ)
- Mounting Type: Surface Mount
- Package / Case: 8-SOIC (0.154", 3.90mm Width)
- Supplier Device Package: 8-SOIC
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