ISL8014IRZ-T Intersil, ISL8014IRZ-T Datasheet - Page 3

• Manufacturer Part Number: ISL8014IRZ-T
• Description: IC REG SYNC BUCK 4A 1.0MHZ 16QFN
• Manufacturer: Intersil
• Type: Step-Down (Buck)r

Specifications of ISL8014IRZ-T

• 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
• Rohs Compliant: YES
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Other names: ISL8014IRZ-TTR

Typical Application
Block Diagram
SGND
VFB
PG
EN
2 x 22µF
SHUTDOWN
INPUT 2.7V TO 5.5V
6k
C1
BANDGAP
3
0.736V
START
SOFT
0.8V
Soft
0.2V
3pF
R1
100k
+
FIGURE 1. TYPICAL APPLICATION DIAGRAM
-
-
DELAY
+
-
1ms
FIGURE 2. FUNCTIONAL BLOCK DIAGRAM
-
+
EAMP
SCP
SLOPE
COMP
Slope
+
VIN
VDD
PG
EN
SYNCH
390k
27pF
COMP
-
+
ISL8014
ISL8014
OSCILLATOR
PGND
SGND
VFB
SKIP
LX
OCP
+
+
-
-
CONTROLLER
PROTECTION
2 x 22µF
PWM/PFM
DRIVER
1.5µH
LOGIC
1.4V
0.5V
ZERO-CROSS
L
SYNCH
SHUTDOWN
SENSING
C2
CSA
100k
124k
+ +
-
R3
R2
OUTPUT
1.8V
C3
47pF
VIN
LX
PGND
November 23, 2009
FN6576.4