Data sheet, Electrical characteristics – Diodes AP2112 User Manual
Page 6
Data Sheet
600mA CMOS LDO REGULATOR WITH ENABLE AP2112
Mar. 2013 Rev. 2. 0 BCD Semiconductor Manufacturing Limited
6
Electrical Characteristics
AP2112-1.2 Electrical Characteristic (Note 2)
V
IN
=2.5V, C
IN
=1.0
μF (Ceramic), C
OUT
=1.0
μF (Ceramic), Typical T
A
=25°C, unless otherwise specified (Note 3).
Note 2: To prevent the Short Circuit Current protection feature from being prematurely activated, the input
voltage must be applied before a current source load is applied.
Note 3: Production testing at T
A
=25
°C
. Over temperature specifications guaranteed by design only.
Parameter Symbol
Test
Conditions Min
Typ
Max
Unit
Output Voltage
V
OUT
V
IN
=2.5V, 1mA≤I
OUT
≤30mA
V
OUT
*98.5%
1.2
V
OUT
*101.5%
V
Maximum Output
Current
I
OUT(MAX)
V
IN
=2.5V,
V
OUT
=1.182V to 1.218V
600 mA
Load Regulation
( V
△
OUT
/V
OUT
)/
△
I
OUT
V
IN
=2.5V, 1mA≤I
OUT
≤600mA -1
0.2 1
%/A
Line Regulation
( V
△
OUT
/V
OUT
)/
△
V
IN
2.5V≤V
IN
≤6V, I
OUT
=30mA -0.1
0.02
0.1
%/V
Dropout Voltage
V
DROP
I
OUT
=10mA
1000
1300
mV
I
OUT
=300mA
1000
1300
I
OUT
=600mA
1000
1300
Quiescent Current
I
Q
V
IN
=2.5V, I
OUT
=0mA
55
80
μA
Standby Current
I
STD
V
IN
=2.5V, V
EN
in OFF mode
0.01
1.0
μA
Power Supply
Rejection Ratio
PSRR
Ripple 0.5Vp-p
V
IN
=2.5V,
I
OUT
=100mA
f=100Hz
65
dB
f=1KHz
65
Output Voltage
Temperature
Coefficient
( V
△
OUT
/V
OUT
)/ T
△
I
OUT
=30mA
T
A
=-40°C to 85°C
±100
ppm/°C
Short Current Limit
I
SHORT
V
OUT
=0V
50
mA
RMS Output Noise
V
NOISE
No Load, 10Hz≤f≤100kHz
50
μV
RMS
V
EN
High Voltage
V
IH
Enable logic high, regulator on
1.5
6.0
V
V
EN
Low Voltage
V
IL
Enable logic low, regulator off
0
0.4
Start-up Time
t
S
No Load
20
μs
EN Pull Down Resistor
R
PD
3.0 M
Ω
V
OUT
Discharge
Resistor
R
DCHG
Set EN pin at Low
60
Ω
Thermal Shutdown
Temperature
T
OTSD
160
°C
Thermal Shutdown
Hysteresis
T
HYOTSD
25
Thermal Resistance
θ
JC
SOT-23-5
96
°C/W
SOIC-8
75
SOT-89-5
47