aoz1094 Alpha & Omega Semiconductor, aoz1094 Datasheet - Page 4

• Manufacturer Part Number: aoz1094
• Description: Ezbucktm 5a Simple Buck Regulator
• Manufacturer: Alpha & Omega Semiconductor

Electrical Characteristics
T
Note:
3. Specification in BOLD indicate an ambient temperature range of -40°C to +85°C. These specifications are guaranteed by design.
A
MODULATOR
PROTECTION
OUTPUT STAGE
value in any given application depends on the user's specific board
design.
Symbol
Rev. 1.3 October 2010
= 25°C, V
V
D
V
D
I
V
V
V
I
V
UVLO
OFF
I
t
I
MAX
LIM
HYS
f
FB
MIN
SS
IN
EN
PR
FB
O
IN
IN
Supply Voltage
Input Under-Voltage Lockout Threshold
Supply Current (Quiescent)
Shutdown Supply Current
Feedback Voltage
Load Regulation
Line Regulation
Feedback Voltage Input Current
EN Input Threshold
EN Input Hysteresis
Frequency
Maximum Duty Cycle
Minimum Duty Cycle
Error Amplifier Voltage Gain
Error Amplifier Transconductance
Current Limit
Over-Temperature Shutdown Limit
Output Over-voltage Protection Thresh-
old
Soft Start Interval
High-Side Switch On-Resistance
= V
EN
= 12V, V
Parameter
OUT
= 3.3V unless otherwise specified
www.aosmd.com
V
V
I
V
Off Threshold
On Threshold
T
T
Off Threshold
On Threshold
V
V
OUT
IN
IN
EN
J
J
IN
IN
Rising
Falling
Rising
Falling
= 12V
= 5V
= 0V
= 0, VFB = 1.2V, V
(3
Conditions
)
EN
> 1.2V
0.784
Min.
400
100
4.5
2.0
6
Typ.
4.00
3.70
100
500
500
200
145
100
960
940
0.8
0.5
28
48
2
3
1
3
Max.
0.816
200
600
0.6
16
20
35
65
AOZ1094
3
6
8
Page 4 of 19
Units
µA / V
V / V
kHz
m
mA
mV
µA
nA
ms
°C
%
%
%
%
V
V
V
V
A
V
Ω