LD2985 Просмотр технического описания (PDF) - Unisonic Technologies
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производитель
LD2985
Unisonic Technologies
LD2985 Datasheet PDF : 23 Pages
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LD2985
LINEAR INTEGRATED CIRCUIT
ABSOLUTE MAXIMUM RATINGS
PARAMETER
SYMBOL
RATINGS
UNIT
DC Input Voltage
ViN
16
V
INHIBIT Input Voltage
VINH
16
V
Output Current
IOUT
Internally limited
Power Dissipation
Operating Junction Temperature
PD
TOPR
Internally limited
-40 ~ +85
°C
Storage Temperature
TSTG
-40 ~ +150
°C
Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.
THERMAL DATA
PARAMETER
SYMBOL
Junction to Case
θJC
ELECTRICAL CHARACTERISTICS
RATINGS
81
UNIT
°C/W
(TJ=25°C, VI N=VOUT+1V, IOUT=1mA, VSHDN=2V, CI =1μF, CO=1μF, unless otherwise specified)
FOR VOUT=1.5V
PARAMETER
SYMBOL
TEST CONDITIONS
MIN TYP
Operating Input Voltage
VI(OPR)
Output Voltage
VOUT
VIN=2.5V
IOUT=1 ~ 150mA
1.470 1.5
1.455
Short Circuit Current
ISC
RL=0
400
Line Regulation
△VOUT VIN=VOUT+1V ~ 16V, IOUT=1mA
IOUT=0
1
TJ=-20 ~ 125°C, IOUT =0
IOUT=1mA
7
IOUT=1mA, TJ=-20 ~ 125°C
Dropout Voltage
VD
IOUT=10mA
IOUT=10mA, TJ=-20 ~ 125°C
40
IOUT=50mA
120
IOUT=50mA, TJ=-20 ~ 125°C
IOUT=150mA
280
IOUT=150mA, TJ=-20 ~ 125°C
IOUT=0
80
TJ=-20 ~ 125°C, IOUT=0
IOUT=1mA
100
IOUT=1mA, TJ=-20 ~ 125°C
IOUT=10mA
200
IOUT=10mA, TJ=-20 ~ 125°C
Quiescent Current
IQ
IOUT=50mA
600
IOUT=50mA, TJ=-20 ~ 125°C
IOUT=150mA
2000
IOUT=150mA, TJ=-20 ~ 125°C
OFF MODE VINH<0.18V
0
OFF MODE VINH<0.18V
TJ=-20 ~ 125°C
Supply Voltage Rejection
SVR CBYP=0.01μF, CO=10μF, f=1KHz
45
Control Input Logic Low
VIL
TJ=-20 ~ 125°C
Control Input Logic High
Control Input Current
VIH
TJ=-20 ~ 125°C
IINH
TJ=-20 ~ 125°C, VSHDN=5V
TJ=-20 ~ 125°C, VSHDN=0V
2
5
0
Output Noise Voltage
eN
B=300Hz ~ 50KHz,
CBYP=0.01μF, CO=10μF
30
MAX
16
1.530
1.545
30
3
5
10
15
60
90
150
225
350
575
100
150
150
200
300
400
1050
1200
3000
4000
2
0.15
15
-1
UNIT
V
V
V
mA
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
μA
μA
μA
μA
μA
μA
μA
μA
μA
μA
μA
μA
dB
V
V
μA
μA
μV
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
4 of 23
QW-R102-024.H
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