GR1801 - 30V overvoltage protection

Datasheet Details

Part number	GR1801
Manufacturer	Grain semiconductor
File Size	382.83 KB
Description	30V overvoltage protection
Datasheet	GR1801 Datasheet
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GR1801 ， 30V， 28 NMOS，，，。 GR1801 SOT23-6。    GR1801 30V IC  3V~30V   28 Ver1.2 www.grainsem.com 1 （SOT23-6） GR1801 30V IC 1 2 3 4 5 6 AGND PGND VIN DR FB VINP ， USB ，，， USB ， VIN DR -0.3 -0.3 -55 -25 12 30 150 85 V V ℃ ℃ Ver1.2 www.grainsem.com 2 GR1801 30V IC ， VIN=5V，Ta=25℃ VFB RDSON ID NMOS Ileakage NMOS VIN=5V，ID=1A VIN=5V 0.45 18 0.5 28 0.1 0.55 38 2.5 1 V mΩ A uA GR1801 ， 28 NMOS，，，， GR1801 VOUT+、VOUT-， GR1801 。 R3 VIN ， 68K。 30V， FB 。 VOVP= R1 R2  VFB (VFB=0.5V) R2 R2 510 750 ， OVP R1 ， 12V ， R1=6.2KΩ，R2=560Ω， VOVP≈6V。 (SOT23-6) Ver1.2 www.grainsem.

Published: Feb 13, 2025 |