KA3843AM
Wing Shing
Current Mode PWM Controller
Current Mode PWM Controller
KA3843A(AM)
DESCRIPTION
The KA3843AM are fixed frequency current mode PWM controller. They are specially designed for OFF−Line and DC to DC converter applications with a minimal external components. Internall
KA3843AC
SMPS Controller
www.fairchildsemi.com
KA3843AC
SMPS Controller
Features
• • • • • • • Low start current 0.2mA (typ) Operating range up to 500kHz Cycle by cycle current limiting Under voltage lock out with hysteresis Short shutdown delay time: typ.100ns High current totem-pole ou
Fairchild Semiconductor
PDF
KA3843B
SMPS Controllerwww.fairchildsemi.com
KA3842B/KA3843B/KA3844B/ KA3845B
SMPS Controller
Features
• Low Start up Current • Maximum Duty Clamp • UVLO With Hysteresis • Operating Frequency up to 500KHz
Description
The KA3842B/KA3843B/KA3844B/KA3845B are fixed frequency current-mode PWM controller. They are sp
Fairchild
PDF
KA3843A
Current Mode PWM Controller
Current Mode PWM Controller
KA3843A(AM)
DESCRIPTION
The KA3843AM are fixed frequency current mode PWM controller. They are specially designed for OFF−Line and DC to DC converter applications with a minimal external components. Internally implemented circuits include a trimmed
Wing Shing
PDF