Ob2269ap Controlador Pwm De Alta Potencia Original

Ob2269ap Controlador Pwm De Alta Potencia

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FEATURES
¦ Extended Burst Mode Control For Improved
Efficiency and Minimum Standby Power Design
¦ Audio Noise Free Operation
¦ External Programmable PWM Switching
Frequency
¦ Internal Synchronized Slope Compensation
¦ Low VIN/VDD Startup Current(4uA) and Low
Operating Current (2.3mA)
¦ Leading Edge Blanking on Current Sense Input
¦ Complete Protection Coverage With Auto SelfRecovery

o External Programmable Over Temperature
Protection (OTP)
o With or Without On-chip VDD OVP for
Output Over Voltage Protection.
o Under Voltage Lockout with Hysteresis
(UVLO)
o Gate Output Maximum Voltage Clamp (18V)
o Line Compensated Cycle-by-Cycle Overcurrent
Threshold Setting For Constant Output
Current Limiting Over Universal Input Voltage
Range (OCP)
o Over Load Protection. (OLP)
¦ On-Bright Proprietary Frequency Shuffling
Technology for Improved EMI Performance
(OB2269 only)
APPLICATIONS
Offline AC/DC flyback converter for
¦ Laptop Power Adaptor
¦ PC/TV/Set-Top Box Power Supplies
¦ Open-frame SMPS
¦ Battery Charger

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