AP2112_12 Datasheet, PDF (8/20 Pages) BCD Semiconductor Manufacturing Limited – 600mA CMOS LDO REGULATOR WITH ENABLE

Data Sheet
600mA CMOS LDO REGULATOR WITH ENABLE
AP2112
Electrical Characteristics (Continued)
AP2112-2.5 Electrical Characteristic (Note 2)
V_IN=3.5V, C_IN=1µF (Ceramic), C_OUT=1µF (Ceramic), Typical T_A= 25°C, Bold typeface applies over -40°C≤T_J≤85°C ranges,
unless otherwise specified (Note 3).
Parameter
Output Voltage
Maximum Output Current
Load Regulation
Line Regulation
Symbol
Test Conditions
Min
V_OUT
I_OUT(MAX)
(△V_OUT/V_OUT)/
△I_OUT
(△V_OUT/V_OUT)/
△V_IN
V_IN =3.5V, 1mA ≤ I_OUT ≤ 30mA
V_OUT
*98.5%
V_IN=3.5V,
2.537V
V_OUT=2.463V
to
600
V_OUT=2.5V,
V_IN=V_OUT+1V,
1mA ≤ I_OUT ≤600mA
-1
3.5V≤V_IN≤6V, I_OUT=30mA
-0.1
I_OUT =10mA
Typ Max Unit
2.5
V_OUT
*101.5%
V
mA
0.2
1
%/A
0.02
0.1 %/V
5
8
Dropout Voltage
V_DROP
I_OUT =300mA
125
200
mV
I_OUT=600mA
250
400
Quiescent Current
I_Q
V_IN=3.5V, I_OUT=0mA
55
80
µA
Standby Current
I_STD
V_IN=3.5V, V_EN in OFF mode
0.01
1.0
µA
Power Supply Rejection
Ratio
PSRR
Ripple 0.5Vp-p f=100Hz
V_IN=3.5V,
I_OUT=100mA _f=1KHz
Output Voltage
Temperature Coefficient
Short Current Limit
(△V_OUT/V_OUT)/
△T
I_OUT=30mA
T_A =-40°C to
85°C
I_SHORT
V_OUT=0V
RMS Output Noise
V_NOISE
No Load, 10Hz ≤ f ≤100kHz
V_EN High Voltage
V_IH
Enable logic high, regulator on 1.5
V_EN Low Voltage
V_IL
Enable logic low, regulator off
0
Start-up Time
t_S
No Load
EN Pull Down Resistor
R_PD
V_OUT Discharge Resistor
Thermal
Temperature
Thermal
Hysteresis
Shutdown
Shutdown
R_DCHG
T_OTSD
T_HYOTSD
Set EN pin at Low
SOT-23-5
65
65
±100
50
50
20
3.0
60
160
25
96
dB
ppm/°C
mA
µV_RMS
6.0
V
0.4
µs
MΩ
Ω
°C
Thermal Resistance
θ_JC
SOIC-8
75
°C/W
SOT-89-5
47
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.
Mar. 2012 Rev. 1. 4
BCD Semiconductor Manufacturing Limited
8