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PQ3511H

Fast Turn-Off Synchronous Rectifier

PQ3511HPQ3511H

PQ3511H

Fast Turn-Off Synchronous Rectifier

PQ3511H is a smart secondary-side synchronous rectifier. It integrates a 100V power MOSFET. PQ3511H can replace Schottky diode so the system can achieve higher efficiency. The SR MOSFET is turned on when the VVD falls below turn-on threshold, and turned off when the VVD exceeds turn-off threshold. The SR conduction voltage drop is continuously monitored to minimize the conduction loss. The extremely fast turn-off comparator and driving circuitry ensures the safety of the system, even in current continuous mode (CCM) condition. This chip supports both high side rectification and low side rectification.
PQ3511H
PQ3511H is a smart secondary-side synchronous rectifier. It integrates a 100V power MOSFET. PQ3511H can replace Schottky diode so the system can achieve higher efficiency. The SR MOSFET is turned on when the VVD falls below turn-on threshold, and turned off when the VVD exceeds turn-off threshold. The SR conduction voltage drop is continuously monitored to minimize the conduction loss. The extremely fast turn-off comparator and driving circuitry ensures the safety of the system, even in current continuous mode (CCM) condition. This chip supports both high side rectification and low side rectification.
Product Details
Design / Development
Technical Documentation
Applications

Product Details

Technical Documentation

Parameter NameParameter Value
VDS Rating100V
Maximum FrequencyUp to 400KHz
Quiescent Current110uA
Minimum Turn-on Time0.70~0.90~1.20(uS)
Turn-on Delay20nS
Turn-off Delay20nS
Parameter NameParameter Value
Turn-off Propagation10nS
RDS_ON11mꭥ
Application33W
PackageSOP8
ModeCCM/QR/DCM
Parameter NameParameter Value
VDS Rating100V
Maximum FrequencyUp to 400KHz
Quiescent Current110uA
Minimum Turn-on Time0.70~0.90~1.20(uS)
Turn-on Delay20nS
Turn-off Delay20nS
Turn-off Propagation10nS
RDS_ON11mꭥ
Application33W
PackageSOP8
ModeCCM/QR/DCM