ISL8014AIRZ Intersil, ISL8014AIRZ Datasheet - Page 3

• Manufacturer Part Number: ISL8014AIRZ
• Description: IC REG SYNC BUCK 4A 16QFN
• Manufacturer: Intersil
• Type: Step-Down (Buck), PFM/PWM - Current Moder

Specifications of ISL8014AIRZ

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 0.8 V ~ 5.5 V
• Current - Output: 4A
• Frequency - Switching: 1MHz
• Voltage - Input: 2.8 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: *
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Typical Application
Block Diagram
SGND
VFB
PG
EN
2 x 22µF
SHUTDOWN
6k
INPUT
BANDGAP
C1
3
0.736V
2.8V TO 5.5V
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
EN
PG
SYNCH
390k
27pF
COMP
-
+
ISL8014A
ISL8014A
OSCILLATOR
PGND
SGND
SKIP
VFB
OCP
LX
+
+
-
-
CONTROLLER
PROTECTION
PWM/PFM
DRIVER
LOGIC
2 x 22µF
1.4V
0.5V
1.5µH
ZERO-CROSS
SYNCH
SHUTDOWN
L
SENSING
C2
CSA
+ +
100k
-
124k
R3
R2
OUTPUT
1.8V
C3
47pF
VIN
LX
PGND
December 4, 2009
FN7525.1