ncp5359a ON Semiconductor, ncp5359a Datasheet - Page 6

• Manufacturer Part Number: ncp5359a
• Description: Gate Driver For Notebook Power Systems
• Manufacturer: ON Semiconductor

Table 1. DECODER TRUTH TABLE
Greater than 2.2 V
Greater than 0.8 V, but less than 2.2 V
Greater than 0.8 V, but less than 2.2 V
Less than 0.8 V
DRVH−SW
DRVH−SW
PWM
SW
DRVL
PWM
DRVL
IL
PWM Input
tpdl
DRVL
90%
2 V
t
fDRVL
tpdh
10%
High (current through MOSFET is greater than 0)
Low (current through MOSFET is less than 0)
DRVH
10%
Figure 4. Timing Diagram
t
rDRVH
http://onsemi.com
Figure 3.
90%
ZCD
6
X
X
tpdl
DRVH
90%
2 V
t
fDRVH
tpdh
10%
DRVL
High
High
Low
Low
10%
DRVL
t
rDRVL
90%
DRVH
High
Low
Low
Low