ISL6227CAZ Intersil, ISL6227CAZ Datasheet - Page 7

• Manufacturer Part Number: ISL6227CAZ
• Description: IC CONTROLLER DDR, DDR2 28QSOP
• Manufacturer: Intersil
• Type: Pulse Width Modulator Controllerr

Specifications of ISL6227CAZ

• Applications: Controller, DDR, DDR2
• Voltage - Input: 5 ~ 28 V
• Number Of Outputs: 2
• Voltage - Output: 0.9 ~ 5.5 V
• Operating Temperature: -10°C ~ 100°C
• Mounting Type: Surface Mount
• Package / Case: 28-QSOP
• Current, Output: 10 mA
• Current, Supply: 1.8 mA
• Frequency, Oscillator: 300 kHz
• Package Type: QSOP-28
• Regulator Type: DC-DC
• Voltage, Input: 5 V
• Voltage, Output: 5.5 V
• Voltage, Supply: 5 V
• Peak Reflow Compatible (260 C): Yes
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Typical Operation Performance
FIGURE 13. INPUT STEP-DOWN TRANSIENT AT PWM MODE
FIGURE 15. SOFT-START INTERVAL AT ZERO INITIAL
FIGURE 17. OPERATION AT LIGHT LOAD OF 100mA,
VPHASE1
Vphase1
ILO1
VO1
SOFT1
VO2
Vo1
Ilo1
Vo2
SOFT1
EN1
PG1
VO1
EN1
Vo1
VIN1
VO1
VO2
PG1
Vin1
Vo1
Vo2
VOLTAGE OF VO
CHANNEL 1
7
(Continued)
ISL6227
FIGURE 14. INPUT STEP-DOWN TRANSIENT AT HYS MODE
FIGURE 16. SOFT-START INTERVAL WITH NON-ZERO INITIAL
FIGURE 18. OPERATION AT HEAVY LOAD OF 4A,
Vphase1
VPHASE1
ILO1
VO1
Vo1
Ilo1
VO2
Vo2
SOFT1
EN1
PG1
SOFT1
VO1
VIN1
VO1
VO2
EN1
Vo1
PG1
Vo2
Vin1
Vo1
VOLTAGE OF VO
CHANNEL 1
May 4, 2009
FN9094.7