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LM217D2T View Datasheet(PDF) - STMicroelectronics

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LM217D2T Datasheet PDF : 25 Pages
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Electrical characteristics
4
Electrical characteristics
LM117/LM217/LM317
Table 4.
Electrical characteristics for LM117/LM217 (VI - VO = 5 V, IO = 500 mA, IMAX = 1.5 A and
PMAX = 20 W, TJ = -55 to 150°C for LM117, TJ = -25 to 150 °C for LM217, unless otherwise
specified)
Symbol
Parameter
Test conditions
Min. Typ. Max. Unit
ΔVO Line regulation
VI - VO = 3 to 40 V
TJ = 25°C
0.01 0.02
%/V
0.02 0.05
ΔVO Load regulation
VO 5 V
IO = 10 mA to IMAX
VO 5 V,
IO = 10 mA to IMAX
TJ = 25°C
TJ = 25°C
5
15
mV
20
50
0.1 0.3
%
0.3
1
IADJ Adjustment pin current
50 100 µA
ΔIADJ Adjustment pin current
VI - VO = 2.5 to 40V IO = 10 mA to IMAX
0.2
5
µA
VREF
Reference voltage
(between pin 3 and pin 1)
VI - VO = 2.5 to 40V IO= 10 mA to IMAX
PD PMAX
1.2 1.25 1.3
V
ΔVO/VO
Output voltage
temperature stability
1
%
IO(min) Minimum load current
VI - VO = 40 V
3.5
5
mA
VI - VO 15 V, PD < PMAX
1.5 2.2
IO(max) Maximum load current
VI - VO = 40 V, PD < PMAX, TJ = 25°C
A
0.4
eN
Output noise voltage
(percentage of VO)
B = 10Hz to 100kHz, TJ = 25°C
0.003
%
SVR Supply voltage rejection (1) TJ = 25°C, f = 120Hz
CADJ=0
65
dB
CADJ=10µF 66
80
1. CADJ is connected between pin 1 and ground.
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