Description
OB2710 Adaptive Multi-Mode PWM Controller GENERAL .
85KHz minimum clamping frequency in CCM
OB2710 is a highly integrated current mode PWM control IC optimized for high performance, low standby power.
Features
* Power on soft start reducing MOSFET Vds
n stress o
* Multi-Mode Operation
77KHz maximum clamping frequency in QR
c mode @ Full Load in high line voltage t 65KHz minimum clamping frequency in CCM
mode @ Heavy Load in high line voltage
h 100KHz maximum clamping frequency in QR ig mode @ Full
Applications
* At normal load condition, it operates in fixed frequency mode. When the loading goes low, it operates in PFM mode for high power conversion efficiency. When the load is very small, the IC
mode @ Heavy Load in low line voltage Valley switching operation @ Green mode Burst Mode @ Light Load & No Loa