ISL8014IRZ Intersil, ISL8014IRZ Datasheet - Page 9

• Manufacturer Part Number: ISL8014IRZ
• Description: IC REG SYNC BUCK 4A 1MHZ 16-QFN
• Manufacturer: Intersil
• Type: Step-Down (Buck)r

Specifications of ISL8014IRZ

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 0.8 ~ 5.5 V
• Current - Output: 4A
• Frequency - Switching: 1MHz
• Voltage - Input: 2.7 ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 16-VQFN Exposed Pad, 16-HVQFN, 16-SQFN, 16-DHVQFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -

Typical Operating Performance
EN 5V/DIV
PG 5V/DIV
LX 2V/DIV
IL 1A/DIV
V
IL 1A/DIV
OUT
FIGURE 21. MODE TRANSITION DCM TO CCM
FIGURE 25. SOFT-START AT NO LOAD (PFM)
0.5V/DIV
FIGURE 23. LOAD TRANSIENT (PFM)
V
OUT
LX 2V/DIV
IL 1A/DIV
RIPPLE 50mV/DIV
9
V
OUT
RIPPLE 50mV/DIV
ISL8014
(Unless otherwise noted, operating conditions are: T
V
C
VIN
1
= 2x22µF, C
= 2.5V to 5.5V, EN = V
EN 5V/DIV
PG 5V/DIV
FIGURE 24. SOFT-START WITH NO LOAD (PWM)
PG 5V/DIV
EN 5V/DIV
IL 1A/DIV
IL 1A/DIV
FIGURE 26. SOFT-START WITH PRE-BIASED 1V
V
V
IL 1A/DIV
OUT
OUT
V
OUT
0.5V/DIV
FIGURE 22. LOAD TRANSIENT (PWM)
0.5V/DIV
RIPPLE 50mV/DIV
2
= 2x22µF, I
IN
OUT
, SYNCH = 0V, L = 1.5µH,
= 0A to 4A)
.
(Continued)
November 23, 2009
A
= +25°C,
FN6576.4