ISL6444CA Intersil, ISL6444CA Datasheet - Page 2

• Manufacturer Part Number: ISL6444CA
• Description: IC CONTROLLER DDR 28-QSOP
• Manufacturer: Intersil

Specifications of ISL6444CA

• Applications: Controller, DDR
• Voltage - Input: 4.5 ~ 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

Pinout
Generic Application Circuits
PHASE1
UGATE1
OCSET1
LGATE1
PGND1
BOOT1
VOUT1
VSEN1
SOFT1
ISEN1
GND
DDR
EN1
VIN
11
10
12
13
14
1
2
3
4
5
6
7
9
8
(28 LD QSOP)
TOP VIEW
ISL6444
OCSET1
OCSET2
DDR
2
ISL6444 APPLICATION CIRCUIT FOR TWO CHANNEL POWER SUPPLY
28
27
26
25
24
22
23
21
20
19
18
17
16
15
VCC
LGATE2
PGND2
PHASE2
UGATE2
BOOT2
ISEN2
EN2
VOUT2
VSEN2
OCSET2
SOFT2
PG2/REF
PG1
PWM2
PWM1
Q1
Q2
ISL6444
+V
IN
=+5V... +24V
L1
C1
Q3
Q4
L2
C2
V
(+1.8V)
(+1.2V)
V
OUT1
OUT2
April 12, 2007
FN9069.3