SC4808B Semtech Corporation, SC4808B Datasheet - Page 19

• Manufacturer Part Number: SC4808B
• Description: Sc4808b High-performance Dual Ended Pwm Controller | Semtech
• Manufacturer: Semtech Corporation

POWER MANAGEMENT
Application Information (Cont.)
I
I
Sens e
i
CS
2005 Semtech Corp.
I
L
L
: Sm all Inductor current perturbation
: Inductor current
: Sensed Mosfet current
: Sum m ation of Isense and slope com pensation, at the CS pin of the SC4808.
Buffered
Oscillator
Ramp
I
Sense
I
I
CS
L
Slope Compensation generation from
Buffered Oscillator Ramp
19
D>50%
Note: Below wave form s are not to scale.
SC4808A/B
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