ET-IL317L
100 m A A d j u s t a b l e O u t p u t P o s i t i ve V o l t a g e R e g u l a t o r
ELECTRICAL CHARACTERISTICS
(VI-VO = 5.0 V ; IO = 40 mA;TA = 25°C, unless otherwise noted, Imax and Pmax (NOTE1))
Reference Voltage (TA =-10° to +125°C)
3.0 V ≤ VI - VO ≤ 40 V,
10mA ≤ IO ≤ Imax,PD≤ Pmax
Line Regulation (NOTE2)
3.0 V ≤VI - VO ≤ 40 V, Io=5mA
Line Regulation (TA =-10° to +125°C)
(NOTE2)
3.0 V ≤VI - VO ≤ 40 V, Io=5mA
Load Regulation (NOTE2)
10 mA ≤ IO ≤ Imax,Vi=6.25V
Load Regulation (TA =-10° to +125°C)
(NOTE2)
10 mA ≤ IO ≤ Imax,Vi=6.25V
Adjustment Pin Current
Adjustment Pin Current Change , PD≤ Pmax
3.0 V ≤VI - VO ≤ 40 V, 10 mA ≤ IO ≤ Imax
Maximum Output Current ,PD≤ Pmax
Minimum Load Current to Maintain
Regulation (VI - VO=40V)
Ripple Rejection
VO = 1.2 V, f = 120 Hz
Vo
∆Vov
∆Vov
∆Voi
∆Voi
IAdj
∆ IAdj
IO MAX
ILmin
RR
1.20 1.30
V
-
20
mV
-
35
mV
-
6.25 mV
-
18.75 mV
10
100
µA
-
5
µA
0.1
-
A
-
5
mA
60
-
dB
NOTES:
1.Imax = 100 mA ,Pmax=625 mW
2. Load and line regulation are specified at constant junction temperature.
Changes in VO due to heating effects must be taken into account separately.
Pulse testing with low duty cycle is used.
Fig.1 Test Circuit for Vo>1.25V
Сi=0,1µF, Сo=1,0 µF.
Vo=1,25(1+R2/R1)IADJ R2
.
Fig.2 Test Circuit for Vo=1.25V
Сi=0,1µF, Сo=1,0 µF.
2
BEIJING ESTEK ELECTRONICS CO.,LTD