LD1117 View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
'LD1117' PDF : 44 Pages View PDF
Electrical characteristics
LD1117 series
Table 10. Electrical characteristics of LD1117 (Adjustable)
(refer to the test circuits, TJ = 0 to 125°C, CO = 10 µF, unless otherwise specified).
Symbol
Parameter
Test
Min. Typ. Max. Unit
Vref
Vref
∆VO
∆VO
∆VO
∆VO
Vin
Iadj
∆Iadj
IO(min)
IO
eN
SVR
Vd
Reference voltage
Reference voltage
Line regulation
Load regulation
Temperature stability
Vin - VO = 2 V, IO = 10 mA, TJ = 25°C 1.238
IO = 10 to 800 mA, Vin - VO = 1.4 to 10 V 1.225
Vin - VO = 1.5 to 13.75 V, IO = 10 mA
Vin - VO = 3 V, IO = 10 to 800 mA
Long term stability
Operating input voltage
1000 hrs, TJ = 125°C
Adjustment pin current
Vin ≤15 V
Adjustment pin current change Vin - VO = 1.4 to 10 V, IO = 10 to 800 mA
Minimum load current
Vin = 15 V
Output current
Vin - VO = 5 V, TJ = 25°C
800
Output noise (%VO)
B =10Hz to 10KHz, TJ = 25°C
Supply voltage rejection
IO = 40 mA, f = 120Hz, TJ = 25°C
Vin - VO = 3 V, Vripple = 1 VPP
60
IO = 100 mA
Dropout voltage
IO = 500 mA
IO = 800 mA
Thermal regulation
Ta = 25°C, 30ms Pulse
1.25 1.262
1.275
0.035 0.2
0.1 0.4
0.5
0.3
15
60 120
1
5
2
5
950 1300
0.003
75
1 1.1
1.05 1.15
1.10 1.2
0.01 0.1
V
V
%
%
%
%
V
µA
µA
mA
mA
%
dB
V
%/W
12/38
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