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< 98%,5V to 25V Input Voltage Range,Dual Adjustable Output :,CH1 : 2V to 5.5V,CH2 : 2V to 4V,5V/3.3V LDOs with 100mA Output Current,1% Accuracy on 3.3V LDO Output,Oscillator Driving Output for Charge Pump Application,Internal Frequency Setting,400kHz/475kHz \(CH1/CH2\),Internal Soft-Start and Soft-Discharge,4700ppm/C RDS\(ON\) Current Sensing,Independent Switcher Enable Control,Built in OVP/UVP/OCP/OTP,Non-latch UVLO,Power Good Indicator,RoHS Compliant and Halogen Free)/Subject(The RT6585A/B is a dual-channel step-down, controller generating supply ,voltages for battery-powered systems. It includes two Pulse-Width Modulation ,\(PWM\) controllers adjustable from 2V to 5.5V, and two fixed 5V/3.3V linear ,regulators. Each linear regulator provides up to 100mA output current and 3.3V ,linear regulator provides 1% accuracy under 35mA. The RT6585A/B has an ,oscillator output to driver the external charge pump application. Other ,features include on-board power-up sequencing, a power-good output, internal ,soft-start, and soft-discharge output that prevents negative voltage during ,shutdown.A constant current ripple PWM control scheme operates without sense ,resistors and provides 100ns response to load transient. For maximizing power ,efficiency, the RT6585A/B automatically switches to the diode-emulation mode in ,light load applications. The RT6585A/B is available in the WQFN-20L 3x3 package.,,)>>
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Notebook and Sub-Notebook Computers
Notebook and Sub-Notebook Computers
System Power Supplies
3-Cell and 4-Cell Li+ Battery-Powered Devices
Support Connected Standby Mode for Ultrabook
Support Connected Standby Mode for Ultrabook
CCRCOT Control with 100ns Load Step Response
PWM Maximum Duty Ratio > 98%
5V to 25V Input Voltage Range
Dual Adjustable Output :
CH1 : 2V to 5.5V
CH2 : 2V to 4V
5V/3.3V LDOs with 100mA Output Current
1% Accuracy on 3.3V LDO Output
Oscillator Driving Output for Charge Pump Application
Internal Frequency Setting
400kHz/475kHz (CH1/CH2)
Internal Soft-Start and Soft-Discharge
4700ppm/°C RDS(ON) Current Sensing
Independent Switcher Enable Control
Built in OVP/UVP/OCP/OTP
Non-latch UVLO
Power Good Indicator
RoHS Compliant and Halogen Free
Dual-Channel Synchronous DC/DC Step-Down Controller with 5V/3.3V LDOs
The RT6585A/B is a dual-channel step-down, controller generating supply ,voltages for battery-powered systems. It includes two Pulse-Width Modulation ,(PWM) controllers adjustable from 2V to 5.5V, and two fixed 5V/3.3V linear ,regulators. Each linear regulator provides up to 100mA output current and 3.3V ,linear regulator provides 1% accuracy under 35mA. The RT6585A/B has an ,oscillator output to driver the external charge pump application. Other ,features include on-board power-up sequencing, a power-good output, internal ,soft-start, and soft-discharge output that prevents negative voltage during ,shutdown.A constant current ripple PWM control scheme operates without sense ,resistors and provides 100ns response to load transient. For maximizing power ,efficiency, the RT6585A/B automatically switches to the diode-emulation mode in ,light load applications. The RT6585A/B is available in the WQFN-20L 3x3 package.,,
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