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C11 数据表(PDF) 11 Page - ams-OSRAM AG

部件名 C11
功能描述  Flexible Lighting Management Unit
PDF  72 Pages
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制造商  AMSOSRAM [ams-OSRAM AG]
网页  https://ams-osram.com/
标志 AMSOSRAM - ams-OSRAM AG

C11 数据表(HTML) 11 Page - ams-OSRAM AG

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AS3688
austriami crosyst ems
Datasheet, Confidential
www.austriamicrosystems.com (ptr,tje)
Revision 1.1.1 / 20060707
9 - 70
Figure
9 – Analog LDO Block Diagram
VBAT3 3 - 5.5V
+
–
+
–
High-Gain
Low-Bandwidth Amplifier
Low-Gain Ultra High-
Bandwidth Amplifier
VOUT 1.85 - 3.4V
150mA Load
C2
2.2µF
GND
VREF1.8V Low-Noise
DC Reference
PMOS
Power Device
1Ω Max
C1
1µF
Table
3 – Analog LDOs Characteristics
Symbol
Parameter
Min
Typ
Max
Unit
Note
VBAT
Supply Voltage Range
3.0
5.5
V
RON
On Resistance
1.0
@150mA, full operating
temperature range
150
mV
@150mA, ldo_ana1_lpo= 0
50
mV
@50mA, ldo_ana1_lpo= 0
VDROPOUT
Dropout Voltage
500
mV
@5mA, ldo_ana1_lpo= 1
70
dB
f = 1kHz,
Iout=10mA,VBAT-VANA1,2=0.2V
55
dB
f = 10kHz
Iout=10mA,VBAT-VANA1,2=0.2V
PSRR
Power Supply Rejection Ratio
40
dB
f = 100kHz
Iout=10mA,VBAT-VANA1,2=0.2V
50
µA
Without load
3
Without load, ldo_ana1_lpo= 1
ldo_ana1 only
IOn
Supply Current
150
With 150mA load
IOFF
Shutdown Current
100
nA
Without load
Noise
Output noise
50
µVrm
s
10Hz < f < 100kHz
tstart
Startup Time
200
µs
Vout_tol
Output Voltage Tolerance
-2
+2
%
ldo_ana1_lpo
= 0
1.85
2.85
V
VBAT > 3.0V
Vout
Output Voltage
1.85
3.4
V
Full Programmable Range
-1
+1
mV
Static (1)
-10
+10
mV
Transient; Slope: tr = 10µs (1)
VLineReg
Line Regulation
ldo_ana1_lpo
= 0
-3
+3
mV
Transient; Slope: tr = 30µs
(VBAT-VANA1,2) >500mV, Iout=1mA
-1
+1
mV
Static (2)
-20
+20
mV
Transient; Slope: tr = 10µs (3)
VLoadReg_H
P
Load Regulation
ldo_ana1_lpo
= 0
-8
+8
mV
Transient; Slope: tr = 30µs (3)



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