aoz1038di Alpha & Omega Semiconductor, aoz1038di Datasheet - Page 4

• Manufacturer Part Number: aoz1038di
• Description: Ezbucktm 6 A Synchronous Buck Regulator
• Manufacturer: Alpha & Omega Semiconductor

Electrical Characteristics
T
of -40 °C to +85 °C.
A
MODULATOR
PROTECTION
OUTPUT STAGE
Rev. 1.2 February 2011
Symbol
= 25 °C, V
V
D
V
D
I
V
V
I
V
UVLO
OFF
t
I
I
LIM
HYS
f
MAX
SS
FB
MIN
IN
FB
EN
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 On Time
Error Amplifier Voltage Gain
Error Amplifier Transconductance
Current Limit
Over-temperature Shutdown Limit
Soft Start Interval
High-side Switch On-resistance
Low-side Switch On-resistance
= V
EN
= 12 V, V
Parameter
OUT
= 3.3 V unless otherwise specified. Specifications in BOLD indicate a temperature range
I
T
Off threshold
T
V
V
V
V
On threshold
T
V
V
V
V
OUT
A
J
J
IN
IN
EN
EN
IN
IN
IN
IN
rising
falling
= 25 °C
www.aosmd.com
rising
falling
= 12V
= 5V
= 12V
= 5V
>1.2 V
= 0 V
= 0, VFB = 1.2 V,
Conditions
0.788
Min.
400
100
4.5
6.8
2
Typ.
100
450
150
500
150
150
100
4.1
3.7
1.6
0.8
0.5
7.2
55
75
12
15
1
1
3
0.812
Max
200
500
2.5
0.6
18
10
AOZ1038
Page 4 of 14
Units
μA / V
V / V
kHz
mA
mV
mΩ
mΩ
ms
μA
nA
ns
°C
°C
%
%
%
V
V
V
V
V
V
A