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LD2127AL-AD-AA3-D-R Datasheet(PDF) 3 Page - Unisonic Technologies

Part # LD2127AL-AD-AA3-D-R
Description  LOW DROP FIXED AND ADJUSTABLE POSITIVE VOLTAGE REGULATORS
PDF  6 Pages
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Manufacturer  UTC [Unisonic Technologies]
Direct Link  http://www.utc-ic.com
Logo UTC - Unisonic Technologies

LD2127AL-AD-AA3-D-R Datasheet(HTML) 3 Page - Unisonic Technologies

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LD2127/A
Preliminary
LINEAR INTEGRATED CIRCUIT
UNISONICTECHNOLOGIESCO.,LTD
3 of 6
www.unisonic.com.tw
QW-R102-054.a
ABSOLUTE MAXIMUM RATING (TA=25°C)
PARAMETER
SYMBOL
RATINGS
UNIT
DC Input Voltage
VIN
18
V
Power Dissipation
PD
Internally limited
W
Junction Temperature
TJ
+150
°C
Storage temperature
TSTG
-65 ~ +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.
RECOMMENDED OPERATING RATINGS
PARAMETER
SYMBOL
RATINGS
UNIT
Input Voltage
VIN
15
V
Operating Junction Temperature
TJ
0 ~ +125
°C
THERMAL DATA
PARAMETER
SYMBOL
RATINGS
UNIT
Junction to Ambient
θJA
165
°C/W
Junction to Case
θJC
15
°C/W
ELECTRICAL CHARACTERISTICS
(TA=25°C, refer to the test circuits, TJ=0 ~ 125°C, CO=10μF unless otherwise specified)
For LD2127/A-ADJ
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Reference Voltage
VREF
VIN-VOUT=2V, IOUT=10mA, TJ=25°C
0.98
1.0
1.02
V
Reference Voltage
VREF
VIN-VOUT=1.4~10V
LD2127A : IOUT=10~1000mA
0.98
1.0
1.02
V
Line Regulation
∆VOUT VIN-VOUT=1.5 ~ 13.75V, IOUT=10mA
0.5
%
Load Regulation
∆VOUT
VIN-VOUT=3V
LD2127 : IOUT=10~800mA
LD2127A : IOUT=10~1000mA
2.0
%
Temperature stability
∆VOUT
0.50
%
Long Term Stability
∆VOUT 1000 hrs, TJ=125°C
0.3
%
Operating Input Voltage
VIN
15
V
Adjustment Pin Current
IADJ
VIN15V
7
10
μA
Adjustment Pin Current Change
∆IADJ
VIN-VOUT=1.4~10V,
LD2127A : IOUT=10 ~ 1000mA
0.3
2
μA
Minimum Load Current
IO(MIN)
VIN=15V
0.3
1
mA
Current Limit
ILIMIT
VIN-VOUT=5V, TJ=25°C
LD2127
800
mA
LD2127A
1000
Output Noise (%VO)
eN
B=10Hz ~ 10KHz, TJ=25°C
0.003
%
Supply Voltage Rejection
SVR
IOUT=40mA, f=120Hz, TJ=25°C,
VIN-VOUT=3V, VRIPPLE=1VPP
75
dB
Dropout Voltage
VD
IOUT=100mA
1.05
1.15
V
IOUT=500mA
1.15
1.25
IOUT=800mA
1.18
1.28
IOUT=1A
1.22
1.35
Thermal Regulation
TA=25°C, 30ms Pulse
0.01
0.10
%/W
Thermal Shutdown
OTP
150
°C



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