ISL738845ASEHF中文资料Intersil数据手册PDF规格书

特性 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