UNISONIC TECHNOLOGIES USR Hoja de datos

No.	parte #	Fabricante	Descripción
1	USR1051	UNISONIC TECHNOLOGIES	3A SYNCHRONOUS BUCK REGULATOR * Synchronous Buck * 5V~23V operating input voltage range * High efficiency * Internal soft start * Output voltage adjustable to 0.8V * 3A continuous output current * Cycle-by-cycle current limit * 400kHz PWM operation * Pre-bias start-up * Thermal
2	USR1101	UNISONIC TECHNOLOGIES	5V 12V SYNCHRONOUS BUCK PWM DC-DC CONTROLLER * Operating with 5V or 12V supply voltage * Drives all low cost N-channel MOSFETs * PWM control mode * 300kHz fixed frequency * Internal soft-start * Over-current fault monitor on MOSFET, no current sense resistor required * RoHS compliant and 100% l
3	USR3651S	Unisonic Technologies	HIGH PRECISION CC/CV PRIMARY-SIDE PWM POWER SWITCH including Cycle-by-cycle current limiting, VDD over voltage protection, VDD clamp, OTP, leading edge blanking, VDD under voltage lockout, etc. DIP-8 SOP-8  FEATURES * High Voltage startup circuit * Built-in 650V Power MOSFET * ±5% constant voltage
4	USR1021	UNISONIC TECHNOLOGIES	3A SYNCHRONOUS BUCK REGULATOR * 6V~18V operating input voltage range * High efﬁciency * Internal soft start * 1.5% initial output accuracy * Output voltage adjustable to 0.8V * 3A continuous output current * Cycle-by-cycle current limit * 500kHz PWM operation * Thermal shutdown
5	USRB01	Unisonic Technologies	HIGH PRECISION CC/CV PRIMARY SIDE SWITCH including Cycle-by-cycle current limiting, output over voltage protection, VDD over voltage protection, feedback loop open protection, short circuit protection, leading edge blanking, OTP, VDD under voltage lockout, etc. SOP-8  FEATURES * ±5% con
6	USRB02	Unisonic Technologies	HIGH PRECISION CC/CV PRIMARY SIDE SWITCH including Cycle-by-cycle current limiting, output over voltage protection, VDD over voltage protection, feedback loop open protection, short circuit protection, leading edge blanking, OTP, VDD under voltage lockout, etc. SOP-8  FEATURES * ±5% con