Diodes AZ2940 - Manual (Page 6)

1A ULTRA LOW DROPOUT LINEAR REGULATOR AZ2940
Data Sheet
6
Sept. 2011 Rev. 2. 4 BCD Semiconductor Manufacturing Limited
Operating Conditions: V
IN
=2.5V, I
OUT
=10mA, C
IN
=10 µF, C
OUT
=10 µF, T
J
=25 o C, unless otherwise specified.
The Boldface applies over -40
o
C ≤T
J
≤125 o
C.
Parameter Symbol Condition Min Typ Max Unit
Output Voltage
V
OUT
I
OUT
=10mA 1.188 1.2 1.212 V
10mA ≤I
OUT
≤1A, 2.5V≤V
IN
≤13.2V 1.176 1.2 1.224 V
Line Regulation V
RLINE
I
OUT
=10mA, 2.5V ≤V
IN
≤13.2V 3.6 18 mV
Load Regulation V
RLOAD
V
IN
=2.5V, 10mA ≤I
OUT
≤1A 5.4 27 mV
Output Voltage
Temperature Coefficient ∆V
OUT
/ ∆T I
OUT
=10mA 180 µV/ o C
Ground Current
I
GND
V
IN
=2.5V
I
OUT
=750mA 12 25 mA
I
OUT
=1A 18 mA
Short Circuit Current I
SC
V
OUT
=0V (Note 2) 1.5 2.2 A
Minimum Load Current I
LOAD (MIN)
1 5 mA
Output Noise Voltage (rms) 10Hz to 100KHz, I
OUT
=100mA,
C
OUT
=10 µF
400 µV
Thermal Resistance θ
JC
TO-252-2 (1)/TO-252-2 (3) 7.8
o C/W
SOT-223 29.7
Electrical Characteristics
AZ2940-1.2 Electrical Characteristics
Note 2: V
IN
=V
OUT(NOMINAL)
+1V.