參數(shù)資料
型號(hào)： LM317LZ
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, PBCY3
封裝： PLASTIC, TO-92, 3 PIN
文件頁(yè)數(shù)： 2/12頁(yè)
文件大?。?/td> 184K
代理商： LM317LZ
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
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LM317LZ 制造商:Fairchild Semiconductor Corporation 功能描述:IC ADJ LINEAR REG 1.2V TO 37V TO-92-3 制造商:Texas Instruments 功能描述:V REG ADJ +1.2/37V TO-92-3 317
LM317LZ/HALF 制造商:Texas Instruments 功能描述:V REG ADJ +1.2/37V TO-92-3 317
LM317LZ/J7001252 制造商:Rochester Electronics LLC 功能描述: 制造商:Texas Instruments 功能描述:
LM317LZ/LFT1 功能描述:線性穩(wěn)壓器 - 標(biāo)準(zhǔn) 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
LM317LZ/LFT2 功能描述:線性穩(wěn)壓器 - 標(biāo)準(zhǔn) 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
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