特性 Features

? Qualified to Renesas Rad Tolerant Screening and

QCI Flow (R34TB0004EU)

? Wide operating voltage range:

? Input: 4.5V to 19V

? Output: 0.6V to

VPWR_STAGE×((TSW-120ns)/TSW)

? Programmable PWM output switching frequency

? 250kHz to 1.5MHz

? Optional Droop regulation

? Current mode control provides

? Excellent power supply rejection

? Simplified control scheme

? Output differential remote sensing

? Programmable soft-start

? Enable control

? Power-good Indicator

? TID radiation lot acceptance testing

(LDR: ≤0.01rad(Si)/s)

? ISL73847M30BZ: 30krad(Si)

? ISL73847M50BZ: 50krad(Si)

? SEE characterization

? No DSEE with VDD = 25V and 43MeV?cm2/mg

? SEFI <3μm2 at 43MeV?cm2/mg

? SET