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AP2121AK-3.0TRE1 Datasheet(PDF) 9 Page - BCD Semiconductor Manufacturing Limited

Part # AP2121AK-3.0TRE1
Description  HIGH SPEED, EXTREMELY LOW NOISE LDO REGULATOR
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Manufacturer  BCDSEMI [BCD Semiconductor Manufacturing Limited]
Direct Link  http://www.bcdsemi.com
Logo BCDSEMI - BCD Semiconductor Manufacturing Limited

AP2121AK-3.0TRE1 Datasheet(HTML) 9 Page - BCD Semiconductor Manufacturing Limited

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9
Mar. 2007 Rev. 1. 4
BCD Semiconductor Manufacturing Limited
Preliminary Datasheet
HIGH SPEED, EXTREMELY LOW NOISE LDO REGULATOR
AP2121
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
Output Voltage
VOUT
VIN=3.8V
1mA
≤I
OUT≤30mA
2.744
2.8
2.856
V
Input Voltage
VIN
6V
Output Current
IOUT
VIN-VOUT=1V
150
mA
Load Regulation
VRLOAD
VIN=3.8V
1mA
≤I
OUT≤80mA
12
40
mV
Line Regulation
VRLINE
3.3V
≤V
IN≤6V
IOUT=30mA
416
mV
Dropout Voltage
VDROP
IOUT=10mA
20
40
mV
IOUT=100mA
150
300
IOUT=150mA
200
400
Quiescent Current
IQ
VIN=3.8V, IOUT=0mA
25
50
µA
Standby Current
ISTD
VIN=3.8V
VCE in OFF mode
0.1
1
µA
Power Supply
Rejection Ratio
PSRR
Ripple 0.5Vp-p, f=10kHz
VIN=3.8V
70
dB
Output Voltage
Temperature Coefficient
∆V
OUT/∆T
IOUT=30mA
±280
µV/oC
(
∆V
OUT/VOUT)/∆T
±100
ppm/oC
Short Current Limit
ILIMIT
VOUT=0V
50
mA
RMS Output Noise
VNOISE
TA=25
oC
10Hz
≤f≤100kHz
30
µVrms
CE "High" Voltage
CE input voltage "High"
1.5
V
CE "Low" Voltage
CE input voltage "Low"
0.25
V
CE Pull-down Resistance
RPD
2.5
5
10
M
(VIN=3.8V, TJ=25
oC, C
IN=1µF, COUT=1µF, Bold typeface applies over -40
oC
≤T
J≤85
oC, unless otherwise specified.)
Electrical Characteristics (Continued)
AP2121-2.8 Electrical Characteristics


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