FSDH0265RN_05 FAIRCHILD [Fairchild Semiconductor], FSDH0265RN_05 Datasheet - Page 6

• Manufacturer Part Number: FSDH0265RN_05
• Description: Green Mode Fairchild Power Switch (FPSTM)
• Manufacturer: FAIRCHILD [Fairchild Semiconductor]

FSDH0265RN, FSDM0265RN
Comparison Between KA5x0265RN and FSDx0265RN
6
Function
Soft-Start
External Current Limit
Frequency Modulation
Burst Mode Operation
Drain Creepage at
Package
not applicable
not applicable
not applicable
not applicable
1.02mm
KA5x0265RN
15ms
Programmable of
default current limit
±2.0KHz @67KHz
±3.0KHz @100KHz
Built into controller
7.62mm
FSDx0265RN
• Gradually increasing current limit
• Improves light load efficiency
• Eliminates external components used
• Reduces or eliminates output
• Smaller transformer
• Allows power limiting (constant over-
• Allows use of larger device for lower
• Reduces conducted EMI
• Reduces power consumption at no-
• Transformer audible noise reduction
• Greater immunity to arcing provoked
during soft-start further reduces peak
current and voltage stresses
for soft-start in most applications
overshoot
load power)
losses and higher efficiency.
load
by dust, debris and other contami-
nants
FSDx0265RN Advantages