MAX8833ETJ+ Maxim Integrated Products, MAX8833ETJ+ Datasheet - Page 18

• Manufacturer Part Number: MAX8833ETJ+
• Description: IC REG STP DWN DUAL 3A 32-TQFN
• Manufacturer: Maxim Integrated Products
• Type: Step-Down (Buck)r

Specifications of MAX8833ETJ+

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 2
• Voltage - Output: 0.6 ~ 3.24 V
• Current - Output: 3A
• Frequency - Switching: 500kHz ~ 2MHz
• Voltage - Input: 2.35 ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 32-TQFN Exposed Pad
• Power - Output: 2.76W
• Output Voltage: 0.6 V to 0.9 V
• Output Current: 3 A
• Input Voltage: 2.35 V to 3.6 V
• Switching Frequency: 2 MHz
• Operating Temperature Range: - 40 C to + 85 C
• Mounting Style: SMD/SMT
• Duty Cycle (max): 95 %
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Dual, 3A, 2MHz Step-Down Regulator
Figure 7. Tracking DDR Application Circuit
18
OUT1
0.9V/3A
______________________________________________________________________________________
10kΩ
OFF
PWRGD1
EN1
0.1μF
R4
C4
1kΩ
1kΩ
R19
R1
1000pF
OUT2
200Ω
C11
ON
47μF
R8
C18
20kΩ
R15
INPUT 2.5V TO 3.6V
10μF
V
C1
DD
10kΩ
R7
1μH
L1
OPEN
C10
0.1μF
330pF
C3
C9
0.1μF
C6
1000pF
C7
IN1
PGND1
BST1
LX1
COMP1
FB1
REFIN
SS1
PWRGD1
EN1
0.1μF
C16
V
V
DD
DD
EXPOSED PAD
MAX8833
10Ω
R11
VDL
PWRGD2
COMP2
0.22μF
PGND2
FSYNC
BST2
C8
GND
SS2
EN2
LX2
FB2
IN2
PGND2
0.022μF
5kΩ
C12
R5
C17
0.1μF
220pF
C15
C2
0.1μF
OPEN
C14
1μH
L2
27kΩ
R10
C23
10μF
V
OFF
DD
R10
20kΩ
C19
22μF
R9
1kΩ
C13
150pF
ON
PWRGD2
C20
0.1μF OUT2
R13
40.2kΩ
R12
20kΩ
EN2
1.8V/3A