aoz1022di-01 Alpha & Omega Semiconductor, aoz1022di-01 Datasheet - Page 3

• Manufacturer Part Number: aoz1022di-01
• Description: Ezbucktm 3a Synchronous Buck Regulator
• Manufacturer: Alpha & Omega Semiconductor

Block Diagram
Absolute Maximum Ratings
Exceeding the Absolute Maximum Ratings may damage the
device.
Note:
1. Devices are inherently ESD sensitive, handling precautions are
Supply Voltage (V
LX to AGND
EN to AGND
FB to AGND
COMP to AGND
PGND to AGND
PGOOD to AGND
Junction Temperature (T
Storage Temperature (T
ESD Rating
PGOOD
required. Human body model rating: 1.5k
Rev. 3.0 November 2011
COMP
EN
FB
(1)
Parameter
0.8V
Reference
IN
0.72V
& Bias
0.2V
)
S
J
)
)
+
–
–
+
& POR
UVLO
+
–
EAmp
Comparator
Frequency
Foldback
Softstart
Ω
in series with 100pF.
Regulator
5V LDO
-0.7V to V
-0.3V to V
-65°C to +150°C
Rating
-0.3V to 0.3V
-0.3V to 6V
-0.3V to 6V
-0.3V to 6V
Oscillator
+
–
+
IN
IN
+150°C
www.aosmd.com
Comp
+0.3V
+0.3V
Internal
2.0kV
PWM
+5V
18V
Recommended Operating Conditions
The device is not guaranteed to operate beyond the Maximum
Recommended Operating Conditions.
Note:
2. The value of
Supply Voltage (V
Output Voltage Range
Ambient Temperature (T
Package Thermal Resistance
DFN 5x4 (
Control
1-in
T
user's specific board design.
ILimit
PWM
Logic
A
OTP
= 25°C. The value in any given application depends on the
2
FR-4 board with 2oz. Copper, in a still air environment with
AGND
JA

Parameter
)
JA
(2)
Shifter
Driver
Level
FET
is measured with the device mounted on
+
IN
)
A
ISen
)
+
–
AOZ1022DI-01
Q2
Q1
PGND
VIN
-40°C to +85°C
Rating
Page 3 of 15
4.5V to 18V
0.8V to V
50°C/W
LX
IN