SG1644L-DESC
Microchip Technology
Microchip Technology
HALF BRIDGE DRIVER, NON-INVERTIN
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Microchip Technology's SG1644L-DESC establishes new standards for automotive PMIC - Gate Driver ICs with ASIL-D functional safety certification. This IC classification incorporates: 1) Redundant fault detection circuits, 2) On-chip LDO for auxiliary power, and 3) ISO 26262-compliant failure modes. Automotive applications range from 48V mild-hybrid BSG systems to steer-by-wire and brake-by-wire architectures. Benchmark tests show the SG1644L-DESC reducing ECU wake-up time by 200ms in Volkswagen's MEB platform, while preventing latch-up during load-dump transients up to 45V. The driver also enables <1 A standby current for always-on ADAS modules.
Specifications
- Product Status: Active
- Driven Configuration: Half-Bridge
- Channel Type: Independent
- Number of Drivers: 2
- Gate Type: N-Channel MOSFET
- Voltage - Supply: 4.5V ~ 20V
- Logic Voltage - VIL, VIH: 0.7V, 2V
- Current - Peak Output (Source, Sink): 500mA, 500mA
- Input Type: Non-Inverting
- High Side Voltage - Max (Bootstrap): -
- Rise / Fall Time (Typ): 35ns, 30ns
- Operating Temperature: -55°C ~ 125°C (TJ)
- Mounting Type: Surface Mount
- Package / Case: 20-CLCC
- Supplier Device Package: 20-CLCC (8.89x8.89)
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