IRDC3621 International Rectifier, IRDC3621 Datasheet - Page 18

• Manufacturer Part Number: IRDC3621
• Description: BOARD EVAL DUAL SYNC BUCK CTRLR
• Manufacturer: International Rectifier

Specifications of IRDC3621

• Main Purpose: DC/DC, Step Down
• Outputs And Type: 2, Non-Isolated
• Voltage - Output: 1.8V, 2.5V
• Current - Output: 10A, 10A
• Voltage - Input: 5.5 ~ 14.5V
• Regulator Topology: Buck
• Frequency - Switching: 400kHz
• Board Type: Fully Populated
• Utilized Ic / Part: IR3621
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -

IR3621 & (PbF)
TYPICAL APPLICATION
18
12V
PGood
C1
C10
12V input and two independent outputs using type 2 compensation.
C3
C8
C9
R2
C15
C5
C4
R3
R4
Figure 19 - Typical application of IR3621.
V
Vcc
V
V
Rt
Comp1
Hiccup
Comp2
PGood
SS2 / SD
SS1 / SD
CL
P2
REF
C12
VcH2
IR3621
VcH2
U1
V
OUT3
www.irf.com
OCSet1
OCSet2
PGnd2
PGnd1
HDrv2
HDrv1
LDrv2
LDrv1
V
V
VcH1
Sync
SEN2
Gnd
SEN1
Fb1
Fb2
V
V
SEN2
SEN1
R1
R6
C13
VcH2
Q2
Q3
Q4
Q5
C17
D2
V
C14
SEN2
C20
D1
V
SEN1
R23
R22
L4
L3
C11
R20
R21
C18
R9
R5
R7
R8
C16
2.5V @ 10A
1.8V @ 10A