ncp3122 ON Semiconductor, ncp3122 Datasheet - Page 20

• Manufacturer Part Number: ncp3122
• Description: Dual 2.0 A, Step-down Dc/dc Switching Regulator
• Manufacturer: ON Semiconductor

VOUT1 & VOUT2
& EN2/SEQ2
PG1 & PG2
EN1/SEQ1
SS1 & SS2
Figure 37. Ratiometric Mode - Start of OLM
Figure 35. Ratiometric Mode - Power-up
90% V
90% V
(min)
(min)
FB2
FB1
Figure 34. Typical Behavior of Ratiometric Sequencing Mode
0.8V
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NCP3122
4V
20
Figure 36. Ratiometric Mode - Power-down
Figure 38. Ratiometric Mode - End of OLM
0.8V
hyst + delay