MAX8538EEI+ Maxim Integrated Products, MAX8538EEI+ Datasheet - Page 19

• Manufacturer Part Number: MAX8538EEI+
• Description: IC CNTRLR BUCK DUAL 28-QSOP
• Manufacturer: Maxim Integrated Products

Specifications of MAX8538EEI+

• Applications: Controller, DDR
• Voltage - Input: 4.5 ~ 23 V
• Number Of Outputs: 2
• Voltage - Output: 0.8 ~ 3.6 V
• Operating Temperature: 0°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 28-QSOP
• Output Voltage: 0.8 V to 3.6 V
• Output Current: 30 A
• Input Voltage: 4.5 V to 23 V
• Mounting Style: SMD/SMT
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Case: SSOP
• Dc: 05+
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Figure 6. Error-Amplifier Compensation Circuit; Closed-Loop and Error-Amplifier Gain Plot for Case 1
Figure 7. Closed-Loop and Error-Amplifier Gain Plot for Case 2
Load, Tracking, and DDR Memory Power Supplies
Dual-Synchronous Buck Controllers for Point-of-
GAIN
(dB)
GAIN
(dB)
______________________________________________________________________________________
0
0
V
OUT
C1
R1
CLOSED-LOOP GAIN
R2
f
z1
f
Z1
R3
CLOSED-LOOP GAIN
f
Z2
f
Z2
REF
FB
f
C
R4
f
P2
EA
C3
f
P2
COMP
f
C
C2
f
P3
f
P3
EA GAIN
EA GAIN
FREQUENCY
FREQUENCY
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