aoz1210 Alpha & Omega Semiconductor, aoz1210 Datasheet - Page 3

• Manufacturer Part Number: aoz1210
• Description: 2a Simple 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 GND
EN to GND
FB to GND
COMP to GND
BST to GND
VBIAS to GND
Junction Temperature (T
Storage Temperature (T
ESD Rating: Human Body Model
required. Human body model rating: 1.5k
Rev. 1.3 December 2007
COMP
VBIAS
EN
FB
Parameter
0.8V
IN
Reference
)
& Bias
0.2V
S
J
+5V
)
)
+
–
& POR
UVLO
+
–
EAmp
Comparator
Frequency
GM = 200 A/V
Foldback
Softstart
(1)
in series with 100pF.
Regulator
5V LDO
-0.7V to V
-0.3V to V
-65°C to +150°C
Rating
-0.3V to 6V
-0.3V to 6V
-0.3V to 6V
370kHz/24kHz
Oscillator
+
–
+
IN
IN
V
+150°C
Comp
PWM
LX
www.aosmd.com
+0.3V
+0.3V
30V
+6V
2kV
Recommend Operating Ratings
The device is not guaranteed to operate beyond the Maximum
Operating Ratings.
Note:
2. The value of
Supply Voltage (V
Output Voltage Range
Ambient Temperature (T
Package Thermal Resistance SO-8
(
Control
PWM
FR-4 board with 2oz. Copper, in a still air environment with T
The value in any given application depends on the user's specific
board design.
ILimit
Logic
OTP
JA
)
(2
)
Parameter
JA
is measured with the device mounted on 1-in
IN
)
ISen
A
)
+
–
Q1
Q2
GND
VIN
-40°C to +85°C
AOZ1210
Rating
Page 3 of 14
4.5V to 27V
BST
LX
0.8V to V
105°C/W
A
= 25°C.
2
IN