Product Summary

OPTIMIZED FOR OFF-LINE AND DC TO DC
.CONVERTERS .LOWSTART-UP CURRENT (< 1 mA) AUTOMATIC FEED FORWARD COMPENSA.
TION .PULSE-BY-PULSECURRENT LIMITING ENHANCED LOAD RESPONSE CHARAC.
TERISTICS UNDER-VOLTAGELOCKOUTWITHHYSTER.
ESIS .DOUBLE PULSE SUPPRESSION .HIGH CURRENT TOTEMPOLEOUTPUT INTERNALLY TRIMMED BANDGAP REFER.
ENCE .500 KHz OPERATION

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
UC3843N
UC3843N

Texas Instruments

Current Mode PWM Controllers Current Mode

Data Sheet

0-1: $0.85
1-25: $0.76
25-100: $0.67
100-250: $0.59
UC3843NG4
UC3843NG4

Texas Instruments

Current Mode PWM Controllers Current-Mode PWM Controller

Data Sheet

0-1: $0.85
1-25: $0.76
25-100: $0.67
100-250: $0.59