RT9256 controller equivalent, actively alternative mode two-phase / dual switching pwm controller.
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Analogous Current Mode Design Innovative Design for Actively Alternative Mode Operation : `Two-Phase Power Conversion `Dual PWM Controllers 2.5V to 12.
CSN1 CSP1 COMP1 FB1 FB2 COMP2 CSP2 CSN2
1 2 3 4 5 6 7 8
29
28
BOOT1
26
IMAX1
VCC5
PHASE1 PGND LGATE1 PVCC PVCC LGA.
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