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AP138 Datasheet(PDF) 3 Page - Anachip Corp

Part # AP138
Description  300mA Low-Noise CMOS LDO
PDF  7 Pages
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Manufacturer  ANACHIP [Anachip Corp]
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Logo ANACHIP - Anachip Corp

AP138 Datasheet(HTML) 3 Page - Anachip Corp

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AP138
300mA Low-Noise CMOS LDO
Anachip Corp.
www.anachip.com.tw
Rev. 1.0 Oct 29, 2004
3/7
Electrical Characteristics
(TA=+25ºC, unless otherwise noted.)
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
VIN
Input Voltage
Note 1
-
7
V
VOUT
Output Voltage Accuracy IO=1mA to 300mA
-1.5
-
1.5
%
1.2V<VO(NOM)
≤ 2.0V
-
-
1300
2.0V<VO(NOM)
≤ 2.5V
-
-
800
VDROPOUT Dropout Voltage
IO=1mA to 300mA,
VOUT=VO(NOM)-1.5%
2.5V<VO(NOM)
-
-
300
mV
IOUT
Output Current
VOUT > 1.2V
300
-
-
mA
ILIMIT
Current Limit
VOUT > 1.2V
300
450
-
mA
IQ
Quiescent Current
IO=0mA
-
30
35
µA
IGND
Ground Pin Current
IO=1mA to 300mA
-
30
50
µA
REGLINE Line Regulation
IOUT=5mA, VIN=VOUT+1 to VOUT+2
-0.1
0.02
0.1
%
REGLOAD Load Regulation
IO=1mA to 300mA
-
0.2
1
%
OTS
Over Temperature
Shutdown
-
150
-
oC
OTH
Over Temperature
Hysteresis
-
30
-
oC
TC
VOUT Temperature
Coefficient
-
40
-
ppm/
oC
f=1KHz
-
60
-
f=10KHz
-
50
-
PSRR
Power Supply Rejection
IO=100mA,
CO=2.2µF ceramic
f=100KHz
-
40
-
dB
f=1KHz
-
75
-
f=10KHz
-
55
-
PSRR
Power Supply Rejection
IO=100mA,
CO=2.2µF ceramic,
CBYP=0.01µF
f=100KHz
-
30
-
dB
CO=2.2uF
-
30
-
eN
Output Voltage Noise
f=10Hz to 100kHz,
IO=10mA, CBYP=0µF
CO=100uF
-
20
-
µVrms
CO=2.2uF
-
30
-
eN
Output Voltage Noise
f=10Hz to 100kHz,
IO=10mA, CBYP=0.01µF CO=100uF
-
20
-
µVrms
ISD
Shutdown Supply
Current
VIN=5.0V, VOUT=0V, VEN < VEL
-
2.0
3.0
µA
IEH
VEN=VIN, VIN=2.6V to 7V
-
-
0.1
µA
IEL
EN Input Bias Current
VEN=0V, VIN=2.6V to 7V
-
2.0
3.0
µA
VEH
VIN=2.6V to 7V
2
-
VIN
V
VEL
EN Input Threshold
VIN=2.6V to 7V
0
-
0.4
V
Note 1. : VIN(MIN)=VOUT+VDROPOUT
Typical Application
AP138
BYP
EN
V
OUT
GND
V
IN
C1
1uF
C2
1nF
C3
1uF
IN
OUT



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