參數(shù)資料
型號(hào)： LM317LM
廠商： NATIONAL SEMICONDUCTOR CORP
元件分類： 基準(zhǔn)電壓源/電流源
英文描述： 3-Terminal Adjustable Regulator
中文描述： 1.2 V-37 V ADJUSTABLE POSITIVE REGULATOR, PDSO8
封裝： SOIC-8
文件頁(yè)數(shù)： 2/12頁(yè)
文件大小： 184K
代理商： LM317LM
LM317L
2
MOTOROLA ANALOG IC DEVICE DATA
MAXIMUM RATINGS
Rating
Symbol
Value
Unit
Input–Output Voltage Differential
VI–VO
PD
TJ
Tstg
40
Vdc
Power Dissipation
Internally Limited
W
Operating Junction Temperature Range
–40 to +125
°
C
Storage Temperature Range
–65 to +150
°
C
ELECTRICAL CHARACTERISTICS
(VI–VO = 5.0 V; IO = 40 mA; TJ = Tlow to Thigh [Note 1]; Imax and Pmax [Note 2];
unless otherwise noted.)
LM317L, LB
Characteristics
Figure
Symbol
Min
Typ
Max
Unit
Line Regulation (Note 3)
TA = 25
°
C, 3.0 V
≤
VI – VO
≤
40 V
1
Regline
–
0.01
0.04
%/V
Load Regulation (Note 3), TA = 25
°
C
10 mA
≤
IO
≤
Imax – LM317L
VO
≤
5.0 V
VO
≥
5.0 V
2
Regload
–
–
5.0
0.1
25
0.5
mV
% VO
μ
A
Adjustment Pin Current
3
IAdj
IAdj
–
50
100
Adjustment Pin Current Change
2.5 V
≤
VI – VO
≤
40 V, PD
≤
Pmax
10 mA
≤
IO
≤
Imax – LM317L
1, 2
–
0.2
5.0
μ
A
Reference Voltage
3.0 V
≤
VI – VO
≤
40 V, PD
≤
Pmax
10 mA
≤
IO
≤
Imax – LM317L
3
Vref
1.20
1.25
1.30
V
Line Regulation (Note 3)
3.0 V
≤
VI – VO
≤
40 V
1
Regline
–
0.02
0.07
%/V
Load Regulation (Note 3)
10 mA
≤
IO
≤
Imax – LM317L
VO
≤
5.0 V
VO
≥
5.0 V
Temperature Stability (Tlow
≤
TJ
≤
Thigh)
Minimum Load Current to Maintain Regulation (VI – VO = 40 V)
Maximum Output Current
VI – VO
≤
6.25 V, PD
≤
Pmax, Z Package
VI – VO
≤
40 V, PD
≤
Pmax, TA = 25
°
C, Z Package
2
Regload
–
–
20
0.3
70
1.5
mV
% VO
3
TS
ILmin
Imax
–
0.7
–
% VO
mA
3
–
3.5
10
3
100
–
200
20
–
–
mA
RMS Noise, % of VO
TA = 25
°
C, 10 Hz
≤
f
≤
10 kHz
N
–
0.003
–
% VO
Ripple Rejection (Note 4)
VO = 1.2 V, f = 120 Hz
CAdj = 10
μ
F, VO = 10.0 V
4
RR
60
–
80
80
–
–
dB
Long Term Stability, TJ = Thigh (Note 5)
TA = 25
°
C for Endpoint Measurements
3
S
–
0.3
1.0
%/1.0 k
Hrs.
Thermal Resistance, Junction–to–Case
Z Package
R
θ
JC
–
83
–
°
C/W
Thermal Resistance, Junction–to–Air
Z Package
R
θ
JA
–
160
–
°
C/W
NOTES:
1.Tlow to Thigh = 0
°
to +125
°
C for LM317L
2.Imax = 100 mA
3.Load and line regulPmax = 625 mW
Pulse testing with low duty cycle is used.
4.CAdj, when used, is connected between the adjustment pin and ground.
5.Since Long–Term Stability cannot be measured on each device before shipment, this specification is an engineering estimate of average stability
from lot to lot.
–40
°
to +125
°
C for LM317LB
相關(guān)PDF資料
PDF描述
LM317LZ 3-Terminal Adjustable Regulator
LM317L 3-Terminal adjustable regulator
LM317L 100 mA Adjustable Output, Positive Voltage Regulator(低電流1.2V~37V可調(diào)電壓穩(wěn)壓器)
LM317MQDCYRG3 Three-Terminal Adjustable regulator
LM317MDT MEDIUM CURRENT 1.2 TO 37V ADJUSTABLE VOLTAGE REGULATOR
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LM317LM 制造商:Texas Instruments 功能描述:V REG ADJ +1.2/37V SMD SOIC8 317
LM317LM/ASMY 制造商:Texas Instruments 功能描述:
LM317LM/HALF 制造商:Texas Instruments 功能描述:V REG ADJ +1.2/37V SMD SOIC8 317
LM317LM/NAK2 制造商:Texas Instruments 功能描述:
LM317LM/NOPB 功能描述:線性穩(wěn)壓器 - 標(biāo)準(zhǔn) 3-TERMINAL ADJ REG RoHS:否 制造商:STMicroelectronics 輸出類型: 極性: 輸出電壓:1.8 V 輸出電流:150 mA 負(fù)載調(diào)節(jié): 最大輸入電壓:5.5 V 線路調(diào)整率: 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOT-323-5L
發(fā)布緊急采購(gòu)，3分鐘左右您將得到回復(fù)。

采購(gòu)需求

(若只采購(gòu)一條型號(hào)，填寫一行即可)

發(fā)布成功！您可以繼續(xù)發(fā)布采購(gòu)。也可以進(jìn)入我的后臺(tái)，查看報(bào)價(jià)

發(fā)布成功！您可以繼續(xù)發(fā)布采購(gòu)。也可以進(jìn)入我的后臺(tái)，查看報(bào)價(jià)

*型號(hào) *數(shù)量 廠商 批號(hào) 封裝
添加更多采購(gòu)

我的聯(lián)系方式

*
*
*