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LM317LF Datasheet(PDF) 2 Page - Guangdong Kexin Industrial Co.,Ltd

Part # LM317LF
Description  Three-Terminal Adjustable Regulator
PDF  4 Pages
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Manufacturer  KEXIN [Guangdong Kexin Industrial Co.,Ltd]
Direct Link  http://www.kexin.com.cn/index.asp
Logo KEXIN - Guangdong Kexin Industrial Co.,Ltd

LM317LF Datasheet(HTML) 2 Page - Guangdong Kexin Industrial Co.,Ltd

  LM317LF Datasheet HTML 1Page - Guangdong Kexin Industrial Co.,Ltd LM317LF Datasheet HTML 2Page - Guangdong Kexin Industrial Co.,Ltd LM317LF Datasheet HTML 3Page - Guangdong Kexin Industrial Co.,Ltd LM317LF Datasheet HTML 4Page - Guangdong Kexin Industrial Co.,Ltd  
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SMD Type
www.kexin.com.cn
2
IC
Three-Terminal Adjustable Regulator
LM317LF
■
Electrical Characteristics Ta = 25℃
Parameter
Symbol
Test Conditions
Min
Typ
Max
Unit
Reference Voltage
Vref
3V≤(VIN-VOUT) ≤40V,
5mA≤IOUT≤100mA,
P≤625mW
1.15 1.25
1.35
V
Line Regulation
Regline 3V≤(VIN-VOUT)≤40V,I≤20mA
0.05
Line Regulation
Regline T
j
=25℃, IL≤20mA
3V≤(VIN-VOUT)≤40V
0.05
Adjustment Pin Current
Iadj
50
100
Adjustment Pin Current Change
△
Iadj
5mA≤IL≤100mA
3V≤(VIN-VOUT) ≤40V,
P≤625mW
0.2
6
(VIN-VOUT) ≤40V
3.5
17
3V≤(VIN-VOUT) ≤15V
1.5
6
3V≤(VIN-VOUT) ≤13V
40
260
(VIN-VOUT) =40V
25
70
Load Regulation
Regload Tj=25℃, 5mA≤IOUT≤IMAX
0.1
0.5
Load Regulation
Regload 5mA≤IOUT≤100mA
0.3
1.2
Temperature Stability
TS
TMIN≤Tj≤TMAX
0.65
Rms Noise % of Vo
N
Tj=25℃, 10Hz≤f≤10KHz
0.003 0.008
Long-Term Stability
S
Tj=125℃, 1000 Hours
0.3
1
VOUT=10V, f=120Hz, CADJ=0
65
80
CADJ=10uF
66
80
℅
/ V
uA
ILmin
Minimum Load Current
mA
Current Limit
Imax
℅
Ripple Rejection
RR
dB
■
Marking
Marking
317LF



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