SP2524
Low ESR Cap. & Low Power High-speed CMOS LDO With CE Pin
ELECTRICAL CHARACTERISTICS
(T
A
=25℃ , Unless otherwise specified)
Parameter
Output Voltage
Maximum Output Current
Load Regulation
Dropout Voltage
Supply Current
Standby Current
Line Regulations
Input Voltage
Output Voltage
Temperature
Characteristics
Ripple-Rejection
Ripple-Rejection
Short Current
CE High Voltage
CE Low Voltage
CE High Current
CE Low Current
Conditions
V
IN
=V
OUT
+1.0V,I
OUT
= 30mA
V
IN
≥V
OUT
+1.0 V
V
IN
=V
OUT
+1.0 V
△
V
OUT 2
1.0 mA
≤I
OUT
≤
300 mA
Vdif 1
I
OUT
=30mA
Vdif 2
I
OUT
=150mA
I
DD
V
IN=
5V=V
CE
I
STBY
V
IN
=V
OUT(T)
+1.0V, V
CE
=V
SS
V
OUT
/
V
OUT
+0.5 V
≤VI
N
≤7V
(
△V
IN
– V
OUT
) I
OUT
=30 mA
V
IN
△
V
OUT
/
V
IN
=V
OUT
+1.0V,I
OUT
=10mA
(
△
T
opr
– V
OUT
) -40℃≦T
opr
≦85℃
|PSRR|
|PSRR|
Ishort
V
CEH
V
CEL
I
CEH
I
CEL
V
IN
=V
OUT
+1.0V，f=1 kHz
V
rip
=0.5V
rms
, I
OUT
=60 mA
V
IN
=V
OUT
+1.0V，f=10 kHz
V
rip
=0.5V
rms
, I
OUT
=60 mA
V
IN
=V
OUT
+1.0V, V
OUT
=V
SS
1.6
V
IN
=
V
CE
=
V
OUT(T)
+1.0V
V
IN
=V
OUT(T)
+1.0V, V
CE
=V
SS
-0.1
-0.1
Symbol
V
OUT(E) 1
I
OUT
Min.
x 0.98
Typ.
V
OUT(T
)
Max.
x 1.02
V
OUT(T
)
X1.0%
300
Unit
V
mA
V
mV
mV
uA
uA
%/V
V
ppm/℃
dB
dB
15
E1
E2
25
0.01
0.025
40
0.1
0.1
7
1.8
±100
55
45
50
Vin
0.25
0.1
0.1
mA
V
V
uA
uA
(NOTE 1) V
OUT(T)
= Specified Output Voltage
(NOTE 2) V
OUT(E)
= Effective Output Voltage (le. The output voltage when "V
OUT(T)
+1.0V" is provided at the V
IN
pin while maintaining a certain I
OUT
value.)
(NOTE 3) Vdif = {V
IN 1
(NOTE5) + V
OUT 1
(NOTE4)}
(NOTE 4) V
OUT1
= A voltage equal to 98% of the Output Voltage whenever an amply stabilized I
OUT
{V
OUT(T)
+
1.0V} is input.
(NOTE 5) V
IN 1
= The Input Voltage when V
OUT 1
appears as Input Voltage is gradually decreased.
(NOTE 6) Unless otherwise stated, V
IN
= V
OUT(T)
+1.0V
DROPOUT VOLTAGE LIST ( E1 / E2 )
V
OUT
(
T
A
=25℃
)
1.8
2.5
2.8
3.3
E1
(I
OUT
=30mA)
TYP
MAX
180
210
60
100
60
100
50
90
E2(
I
OUT
=150mA)
TYP
MAX
350
400
240
290
220
270
200
250
2006/07/12
Ver.2
Page 4
SYNC-POWER [ SYNC POWER CROP. ]
