ISL6225CA Intersil, ISL6225CA Datasheet - Page 6

• Manufacturer Part Number: ISL6225CA
• Description: IC CTRLR DDR DRAM, SDRAM 28QSOP
• Manufacturer: Intersil

Specifications of ISL6225CA

• Applications: Controller, DDR DRAM, SDRAM
• Voltage - Input: 5 ~ 24 V
• Number Of Outputs: 2
• Voltage - Output: 0.9 ~ 5.5 V
• Operating Temperature: -10°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 28-QSOP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Generic Application Circuits
+3.3V TO +24V
+1.25V
VREF
+V
+3.3V TO +24V
IN
+V
IN
+5V
FIGURE 2. ISL6225 APPLICATION CIRCUIT FOR COMPLETE DDR MEMORY POWER SUPPLY
+5V
ENABLE
FIGURE 1. ISL6225 APPLICATION CIRCUIT FOR TWO CHANNEL POWER SUPPLY
ENABLE
6
PG2/VREF
OCSET1
DDR
VCC
EN2
EN1
OCSET2
OCSET1
DDR
VCC
EN2
EN1
PWM2
PWM1
PWM2
PWM1
ISL6225
OCSET2
Q1
Q2
Q1
Q2
L1
C1
+
L1
C1
Q3
Q4
+
Q3
Q4
L2
C2
L2
+
C2
+
+1.25V
+2.50V
VDDQ
VTT
+1.80V
V
+1.20V
V
OUT1
OUT2
December 28, 2004
FN9049.7