isl6225 Intersil Corporation, isl6225 Datasheet - Page 6
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isl6225
Manufacturer Part Number
isl6225
Description
Dual Mobile-friendly Pwm Controller With Ddr Memory Option
Manufacturer
Intersil Corporation
Datasheet
1.ISL6225.pdf
(19 pages)
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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