IR3843WMPBF Datasheet, PDF (28/34 Pages) International Rectifier – HIGHLY EFFICIENT INTEGRATED 2A SYNCHRONOUS BUCK REGULATOR

PD-97507
IR3843WMPbF
Simultaneous Tracking at Power Up and Power Down
Vin=12V, Vo=1.8V, Io=2A, Room Temperature, No Air Flow
3.3V
4.99K
R _s1
3.16K
R_s2
I_IR_R3₃8₆4₂3₄W
Seq
Fb
VOUT
R8 4.99K
R9 ^3.16K
Fig. 25: Simultaneous Tracking a 3.3V input at power-up and shut-down
Ch2: Vout Ch3:SS Ch4: Seq
28
Rev 10.0