ISL78845ASRH

Radiation Hardened, High Performance IndustryStandard Single-Ended Current Mode PWM Controller

TheISL7884xASRHisahighperformance,radiationhardeneddrop-inreplacementforthepopular28C4xand18C4xPWMcontrollerssuitableforawiderangeofpowerconversionapplicationsincludingboost,flyback,andisolatedoutputconfigurations.Itsfastsignalpropagationandoutputswitchingc

ISL78845ASRH

Radiation Hardened, High Performance Industry Standard Single-Ended Current Mode PWM Controller

Features •ElectricallyscreenedtoDLASMD#5962-07249 •QMLqualifiedperMIL-PRF-38535requirements •1AMOSFETgatedriver •90μAtypicalstart-upcurrent,125μAmaximum •35nspropagationdelaycurrentsensetooutput •Fasttransientresponsewithpeakcurrent-modecontrol •9Vto13.

ISL78845ASRH

Radiation Hardened, High Performance Industry Standard Single-Ended Current Mode PWM Controller; • Electrically screened to DLA SMD # 5962-07249 \n• QML Qualified Per MIL-PRF-38535 Requirements \n• 1A MOSFET Gate Driver \n• 90μA typical start-up current, 125μA Maximum \n• 35ns propagation delay current sense to output \n• Fast transient response with peak current mode control \n• 9V to 13.2V operation \n• Adjustable switching frequency to 1MHz \n• 50ns rise and fall times with 1nF output load \n• Trimmed timing capacitor discharge current for accurate deadtime/maximum duty cycle control \n• 1.5MHz bandwidth error amplifier \n• Tight tolerance voltage reference over line, load and temperature \n• ±3% current limit threshold \n• Pb-free available (RoHS compliant) \n• Radiation environment: \n• High dose rate (50 - 300rad(Si)/s): 100krad(Si) \n• Low dose rate (0.01rad(Si)/s): 100krad(Si)* * Product capability established by initial characterization. The “EH” version is acceptance tested on a wafer by wafer basis to 50krad(Si) at low dose rate. (Applies for ISL7884xASEH only)\n;

The ISL78840ASEH, ISL78841ASEH, ISL78843ASEH, ISL78845ASEH, ISL78840ASRH, ISL78841ASRH, ISL78843ASRH, ISL78845ASRH are a high performance, radiation hardened drop-in replacement for the popular 28C4x and 18C4x PWM controllers suitable for a wide range of power conversion applications including boost, flyback and isolated output configurations. Its fast signal propagation and output switching characteristics make this an ideal product for existing and new designs.\nFeatures include up to 13.2V operation, low operating current, 90μA typical start-up current, adjustable operating frequency to 1MHz and high peak current drive capability with 50ns rise and fall times.

ISL78845ASRH

High Performance Industry Standard Single-Ended Current Mode PWM Controller

ISL78845ASRHD

Radiation Hardened, High Performance Industry Standard Single-Ended Current Mode PWM Controller

Features •ElectricallyscreenedtoDLASMD#5962-07249 •QMLqualifiedperMIL-PRF-38535requirements •1AMOSFETgatedriver •90μAtypicalstart-upcurrent,125μAmaximum •35nspropagationdelaycurrentsensetooutput •Fasttransientresponsewithpeakcurrent-modecontrol •9Vto13.

ISL78845ASRHD

Radiation Hardened, High Performance Industry Standard Single-Ended Current Mode PWM Controller

Features •ElectricallyscreenedtoDLASMD#5962-07249 •QMLqualifiedperMIL-PRF-38535requirements •1AMOSFETgatedriver •90μAtypicalstart-upcurrent,125μAmaximum •35nspropagationdelaycurrentsensetooutput •Fasttransientresponsewithpeakcurrent-modecontrol •9Vto13.

ISL78845ASRHD/PROTO

Radiation Hardened, High Performance Industry Standard Single-Ended Current Mode PWM Controller

Features •ElectricallyscreenedtoDLASMD#5962-07249 •QMLqualifiedperMIL-PRF-38535requirements •1AMOSFETgatedriver •90μAtypicalstart-upcurrent,125μAmaximum •35nspropagationdelaycurrentsensetooutput •Fasttransientresponsewithpeakcurrent-modecontrol •9Vto13.

ISL78845ASRHDSLASHPROTO

Radiation Hardened, High Performance Industry Standard Single-Ended Current Mode PWM Controller

Features •ElectricallyscreenedtoDLASMD#5962-07249 •QMLqualifiedperMIL-PRF-38535requirements •1AMOSFETgatedriver •90μAtypicalstart-upcurrent,125μAmaximum •35nspropagationdelaycurrentsensetooutput •Fasttransientresponsewithpeakcurrent-modecontrol •9Vto13.

ISL78845ASRHF

Radiation Hardened, High Performance Industry Standard Single-Ended Current Mode PWM Controller

Features •ElectricallyscreenedtoDLASMD#5962-07249 •QMLqualifiedperMIL-PRF-38535requirements •1AMOSFETgatedriver •90μAtypicalstart-upcurrent,125μAmaximum •35nspropagationdelaycurrentsensetooutput •Fasttransientresponsewithpeakcurrent-modecontrol •9Vto13.

ISL78845ASRHF

Radiation Hardened, High Performance Industry Standard Single-Ended Current Mode PWM Controller

Features •ElectricallyscreenedtoDLASMD#5962-07249 •QMLqualifiedperMIL-PRF-38535requirements •1AMOSFETgatedriver •90μAtypicalstart-upcurrent,125μAmaximum •35nspropagationdelaycurrentsensetooutput •Fasttransientresponsewithpeakcurrent-modecontrol •9Vto13.