High-bandwidth, low-IQ programmable shunt regulator (pinout: KRA) 3-SOT-23 -40 to 85
Texas Instruments
Texas Instruments - PATL431LIAIDBZR
$0.51
Texas Instruments - PATL431LIAQDBZR
$0.56
Texas Instruments - PATL431LIBIDBZR
Texas Instruments - PATL431LIBQDBZR
$0.69
Texas Instruments - ATL431LIAIDBZR
$0.12 - $0.49
Texas Instruments - ATL431LIAQDBZR
$0.14 - $0.43