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LD1985 Datasheet(PDF) 4 Page - Unisonic Technologies

Part No. LD1985
Description  VERY LOW DROP AND LOW NOISE VOLTAGE REGULATOR LOW ESR CAP. COMPATIBLE, WITH INHIBIT FUNCTION
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Maker  UTC [Unisonic Technologies]
Homepage  http://www.utc-ic.com
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LD1985 Datasheet(HTML) 4 Page - Unisonic Technologies

 
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LD1985
LINEAR INTEGRATED CIRCUIT
UNISONICTECHNOLOGIESCO.,LTD
4 of 10
www.unisonic.com.tw
QW-R102-021,C
ABSOLUTE MAXIMUM RATINGS (Ta=25℃)
PARAMETER
SYMBOL
RATINGS
UNIT
DC Input Voltage
VIN
7
V
INHIBIT Input Voltage
VINH
7
V
Output Current
IOUT
Internally limited
Power Dissipation
PD
Internally limited
Operating Junction Temperature
TOPR
-20~+125
Storage Temperature
TSTG
-40~+150
Note 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. The device is guaranteed to meet performance specification within 0℃~+70℃ operating temperature range
and assured by design from -20℃~+125℃
ELECTRICAL CHARACTRISTICS
(TJ=25 , V
IN=VOUT+1V, IOUT=1mA, VSHDN=2V, CIN=1µF, COUT=1µF, unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Operating Input Voltage
VIN(OPR)
2.5
7.0
V
1.0% 1.485
1.515
VIN=2.5V
1.5% 1.477
1.5
1.523
V
1.0% 1.462
1.538
IOUT=1 ~ 150mA
1.5% 1.455
1.545
V
1.0% 1.447
1.553
Output Voltage
VOUT
IOUT =1 ~ 150mA, TJ=-20 ~ 125℃
1.5% 1.440
1.560
V
1.0% 1.782
1.818
VIN=2.8V
1.5% 1.773
1.8
1.827
V
1.0% 1.755
1.845
IOUT=1 ~ 150mA
1.5% 1.746
1.854
V
1.0% 1.737
1.863
Output Voltage
VOUT
IOUT =1 ~ 150mA, TJ=-20 ~ 125℃
1.5% 1.728
1.872
V
1.0% 2.475
2.525
VIN=3.5V
1.5% 2.4625
2.5
2.5375
V
1.0% 2.4375
2.5625
IOUT=1 ~ 150mA
1.5% 2.425
2.575
V
1.0% 2.4125
2.5875
Output Voltage
VOUT
IOUT =1 ~ 150mA, TJ=-20 ~ 125℃
1.5%
2.4
2.6
V
1.0% 2.772
2.828
VIN=3.8V
1.5% 2.758
2.8
2.842
V
1.0% 2.730
2.870
IOUT=1 ~ 150mA
1.5% 2.716
2.884
V
1.0% 2.702
2.898
Output Voltage
VOUT
IOUT =1 ~ 150mA, TJ=-20 ~ 125℃
1.5% 2.688
2.912
V
1.0% 2.821
2.879
VIN=3.85V
1.5% 2.807
2.85
2.893
V
1.0% 2.778
2.921
IOUT=1 ~ 150mA
1.5% 2.764
2.935
V
1.0% 2.750
2.950
Output Voltage
VOUT
IOUT =1 ~ 150mA, TJ=-20 ~ 125℃
1.5% 2.736
2.964
V
1.0% 2.970
3.030
VIN=4.0V
1.5% 2.955
3.0
3.045
V
1.0% 2.925
3.075
IOUT=1 ~ 150mA
1.5%
2.91
3.09
V
1.0% 2.895
3.105
Output Voltage
VOUT
IOUT =1 ~ 150mA, TJ=-20 ~ 125℃
1.5%
2.88
3.12
V


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