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LD2985 Datasheet(PDF) 4 Page - Unisonic Technologies

Part No. LD2985
Description  VERY LOW DROP AND LOW NOISE VOLTAGE REGULATOR LOW ESR CAP. COMPATIBLE
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Maker  UTC [Unisonic Technologies]
Homepage  http://www.utc-ic.com
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LD2985 Datasheet(HTML) 4 Page - Unisonic Technologies

 
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LD2985
LINEAR INTEGRATED CIRCUIT
UNISONIC TECHNOLOGIES CO., LTD
4 of 15
www.unisonic.com.tw
QW-R102-024.M
ABSOLU T E M AX I M U M RAT I N GS
PARAMETER
SYMBOL
RATINGS
UNIT
DC Input Voltage
ViN
16
V
INHIBIT Input Voltage
VINH
16
V
Output Current
IOUT
Internally limited
Power Dissipation
PD
Internally limited
Operating Junction Temperature (Note 2)
TOPR
-40 ~ +125
°C
Storage Temperature
TSTG
-40 ~ +150
°C
Notes: 1. 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.
2. This condition is only determined from design. It can't be 100% tested in mass production.
T H ERM AL DAT A
PARAMETER
SYMBOL
RATINGS
UNIT
Junction to Case
θJC
81
°C/W
ELECT RI CAL CH ARACT ERI ST I CS
(TJ=25°C, VI N=VOUT+1V, IOUT=1mA, VSHDN=2V, CI =1
μF, CO=1μF, unless otherwise specified)
FOR VOUT=1.5V
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Operating Input Voltage
VI(OPR)
16
V
VIN=2.5V
1.470
1.5
1.530
V
Output Voltage
VOUT
IOUT=1 ~ 150mA
1.455
1.545
V
Short Circuit Current
ISC
RL=0
600
mA
Line Regulation
△VOUT
VIN=VOUT+1V ~ 16V, IOUT=1mA
30
mV
IOUT=0
1
3
mV
IOUT=1mA
7
10
mV
IOUT=10mA
40
60
mV
IOUT=50mA
120
150
mV
Dropout Voltage
VD
IOUT=150mA
280
350
mV
IOUT=0
80
100
μA
IOUT=1mA
100
150
μA
IOUT=10mA
280
330
μA
IOUT=50mA
1050
1300
μA
IOUT=150mA
2900
3300
μA
Quiescent Current
IQ
OFF MODE VINH<0.18V
1.5
μA
Supply Voltage Rejection
SVR
CBYP=0.01
μF, CO=10μF, f=1KHz
45
dB
Control Input Logic Low
VIL
TJ=-20 ~125°C
0.15
V
Control Input Logic High
VIH
TJ=-20 ~125°C
2
V
TJ=-20 ~125°C, VSHDN=VIN
5
20
μA
Control Input Current
IINH
TJ=-20 ~125°C, VSHDN=0V
0
-1
μA
Output Noise Voltage
eN
B=300Hz ~ 50KHz,
CBYP=0.01
μF, CO=10μF
30
μV


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