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Features

? Electrically screened to DLA SMD #5962-07249

? QML qualified per MIL-PRF-38535 requirements

? 1A MOSFET gate driver

? 90μA typical start-up current, 125μA maximum

? 35ns propagation delay current sense to output

? Fast transient response with peak current-mode control

? 9V to 13.2V operation

? Adjustable switching frequency to 1MHz

? 50ns rise and fall times with 1nF output load

? Trimmed timing capacitor discharge current for accurate

dead time/maximum duty cycle control

? 1.5MHz bandwidth error amplifier

? Tight tolerance voltage reference over line, load, and

temperature

? ±3 current limit threshold

? Pb-free available (RoHS compliant)

? Radiation acceptance testing - ISL7884xASEH

- HDR (50-300rad(Si)/s): 100krad(Si)

- LDR (0.01rad(Si)/s): 50krad(Si)

? Radiation acceptance testing - ISL7884xASRH

- HDR (50-300rad(Si)/s): 100krad(Si)

? Radiation acceptance testing - ISL73884xASEH

- LDR (0.01rad(Si)/s): 50krad(Si)

Applications

? Current mode switching power supplies

? Isolated buck and flyback regulators

? Boost regulators

? Direction and speed control in motors

? Control of high current FET drivers