UC1843B-SP Datasheet | Texas Instruments

.ti. UC1843B-SP SLUSDD4B - APRIL 2019 - REVISED DUECCE1M8B4E3RB2-S02P0 SLUSDD4B - APRIL 2019 - REVISED DECEMBER 2020 UC1843B-SP QML Class V, Radiation Hardened Current-Mode PWM Controller 1 Features - QML class V (QMLV) qualified, SMD 5962-86704 - 5962R8670412VYC: - Radiation hardness assurance (RHA) up to 100-krad(Si) total ionizing dose (TID) - Optimized for offline and DC-to-DC converters - Low start-up current (< 0.5 mA) - Trimmed oscillator discharge current - Automatic feed forward pensation - Pulse-by-pulse current limiting - Enhanced load response characteristics - Undervoltage lockout (UVLO) with hysteresis - Double-pulse suppression - High-current totem-pole output - Internally-trimmed bandgap reference - 500-kHz operation - Low RO error amplifier 2 Applications - DC-DC converters - munications payload - Optical imaging payload - Radar imaging payload - Supports various topologies:...