ICE3RBR4765JG Fixed-Frequency, 650V CoolSET in DS0-12 Package Product Highlights Active Burst Mode to reach the lowest Standby Power <50 mW Auto Restart protection for over load, over temperature and over voltage External auto-restart enable function PG-DSO-12 Built-in soft start and blanking window Extendable blanking Window for high load jumps Built-in frequency jitter and soft driving for low EMI Green Mold Compound Pb-free lead plating RoHS compliant Features Applications 650 V avalanche rugged CoolMOS with built-in Startup Cell Adapter/Charger, Blue Ray/DVD player, Set-top Box, Digital Photo Frame Active Burst Mode for lowest Standby Power Auxiliary power supply of Server, PC, Printer, TV, Home Fast load jump response in Active Burst Mode theater/Audio System, White Goods, etc 65 kHz internally fixed switching frequency Auto Restart Protection for Over load, Open Loop, VCC Under Description voltage & Over voltage and Over temperature ICE3RBR4765JG (ICE3RBRxx65JG series) is modified from ICE3BRxx65J in DSO-12 package. It has more robust design and Built-in Soft Start can work to -40 C. The outstanding performance includes Built-in blanking window with extendable blanking time for BiCMOS technology, active burst mode, built-in frequency jitter, short duration high current soft gate driving, propagation delay compensation, built-in soft External auto-restart enable pin start time, built-in blanking time and extendable blanking time for Maximum Duty Cycle 75% over load protection, external auto-restart enable feature, etc. Overall tolerance of Current Limiting < 5% Internal PWM Leading Edge Blanking BiCMOS technology for low power consumption and wide VCC voltage range Built-in Frequency jitter and Soft gate drive for low EMI Typical Application + Converter Snubber C Bulk DC Output 85 ... 270 VAC - C VCC VCC Drain Startup Cell Power Management PWM Controller Current Mode CS Precise Low Tolerance Peak CoolMOS R Sense Current Limitation FB Active Burst Mode Control GND Unit BA Auto Restart Mode CoolSET -F3R (Jitter Mode) Figure 1 Typical application 1 2 2 Type Package Marking V F R 230V 15% 85-265 V DS OSC DSon AC AC ICE3RBR4765JG PG-DSO-12 3RBR4765JG 650 V 65 kHz 4.70 24 W 16.5 W 1 typ at T=25C 2 Calculated maximum input power rating at T =50C, T =125C and without copper area as heat sink. a j Data Sheet Please read the Important Notice and Warnings at the end of this document Revision 1.1 www.infineon.com 2017-06-13 Fixed-Frequency, 650V CoolSET in DS0-12 Package Pin Configuration and Functionality Table of Contents 1 Pin Configuration and Functionality ................................................................................ 3 2 Representative Block Diagram ........................................................................................ 4 3 Functional Description ................................................................................................... 5 3.1 Introduction ............................................................................................................................................. 5 3.2 Power Management ................................................................................................................................ 6 3.3 Improved Current Mode .......................................................................................................................... 7 3.3.1 PWM-OP .............................................................................................................................................. 8 3.3.2 PWM-Comparator ............................................................................................................................... 8 3.4 Startup Phase .......................................................................................................................................... 9 3.5 PWM Section .......................................................................................................................................... 11 3.5.1 Oscillator .......................................................................................................................................... 11 3.5.2 PWM-Latch FF1 ................................................................................................................................. 12 3.5.3 Gate Driver ........................................................................................................................................ 12 3.6 Current Limiting .................................................................................................................................... 13 3.6.1 Leading Edge Blanking..................................................................................................................... 13 3.6.2 Propagation Delay Compensation (patented) ................................................................................ 14 3.7 Control Unit ........................................................................................................................................... 15 3.7.1 Basic and Extendable Blanking Mode ............................................................................................. 15 3.7.2 Active Burst Mode (patented) .......................................................................................................... 16 3.7.2.1 Entering Active Burst Mode ........................................................................................................ 16 3.7.2.2 Working in Active Burst Mode ..................................................................................................... 16 3.7.2.3 Leaving Active Burst Mode .......................................................................................................... 17 3.7.3 Protection Modes ............................................................................................................................. 17 3.7.3.1 Auto Restart mode with extended blanking time ...................................................................... 18 3.7.3.2 Auto Restart mode without extended blanking time ................................................................ 19 4 Electrical Characteristics ............................................................................................... 20 4.1 Absolute Maximum Ratings .................................................................................................................. 20 4.2 Absolute Maximum Ratings .................................................................................................................. 21 4.3 Characteristics ....................................................................................................................................... 21 4.3.1 Supply Section ................................................................................................................................. 21 4.3.2 Internal Voltage Reference .............................................................................................................. 22 4.3.3 PWM Section ..................................................................................................................................... 22 4.3.4 Soft Start time .................................................................................................................................. 22 4.3.5 Control Unit ...................................................................................................................................... 23 4.3.6 Current Limiting ............................................................................................................................... 23 4.3.7 CoolMOS Section ........................................................................................................................... 24 5 CoolMOS Performance Characteristics .......................................................................... 25 6 Input Power Curve ........................................................................................................ 27 7 Outline Dimension ........................................................................................................ 28 8 Marking ....................................................................................................................... 29 9 Schematic for recommended PCB layout ......................................................................... 30 Revision History ............................................................................................................................ 31 Data Sheet 2 Revision 1.1 2017-06-13