ISL6244CR Intersil, ISL6244CR Datasheet - Page 5

• Manufacturer Part Number: ISL6244CR
• Description: IC CTRLR PWM 2-4-PHASE 32-QFN
• Manufacturer: Intersil

Specifications of ISL6244CR

• Pwm Type: Voltage/Current Mode
• Number Of Outputs: 4
• Frequency - Max: 4MHz
• Duty Cycle: 75%
• Voltage - Supply: 4.75 V ~ 5.25 V
• Buck: Yes
• Boost: No
• Flyback: No
• Inverting: No
• Doubler: No
• Divider: No
• Cuk: No
• Isolated: No
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 32-VQFN Exposed Pad, 32-HVQFN, 32-SQFN, 32-DHVQFN
• Frequency-max: 4MHz
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

ISL6244
Typical Operating Performance
FIGURE 1. SOFT-START WAVEFORM
FIGURE 2. INRUSH CURRENT AT VIN 19V @ 52A
FIGURE 3. INRUSH CURRENT AT VIN 10.8V @ 52A
FIGURE 4. TRANSIENT WAVEFORM FROM 0A TO 52A
FIGURE 5. INDUCTOR CURRENT TRANSIENT
FIGURE 6. VID CHANGES FROM 1.60V TO 1.20V
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FN9106.3
December 28, 2004