參數(shù)資料
型號: TLV431AQDR
廠商: TEXAS INSTRUMENTS INC
元件分類: 基準(zhǔn)電壓源/電流源
英文描述: 1-OUTPUT TWO TERM VOLTAGE REFERENCE, 1.24 V, PDSO8
封裝: PLASTIC, SOIC-8
文件頁數(shù): 4/25頁
文件大?。?/td> 511K
代理商: TLV431AQDR
TLV431, TLV431A, TLV431B
LOW VOLTAGE ADJUSTABLE PRECISION SHUNT REGULATORS
SLVS139M JULY 1996 REVISED OCTOBER 2004
12
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
PARAMETER MEASUREMENT INFORMATION
Figure 8
20
10
0
Off-State
Cathode
Current
nA
30
OFF-STATE CATHODE CURRENT
vs
JUNCTION TEMPERATURE
40
50
25
0
25
50
75
100
125
I K(off)
TJ Junction Temperature °C
VKA = 5 V
VREF = 0
150
Ratio
of
Delta
Reference
V
oltage
RATIO OF DELTA REFERENCE VOLTAGE
TO DELTA CATHODE VOLTAGE
vs
JUNCTION TEMPERATURE
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
to
Delta
Cathode
V
oltage
mV/V
V
ref/
V
KA
50
25
0
25
50
75
100
125
150
TJ Junction Temperature °C
Figure 9
IK = 10 mA
VKA = VREF to 6 V
0.025
0.075
0.1
0.125
Percentage
Change
in
V
ref
%
0.025
PERCENTAGE CHANGE IN VREF
vs
OPERATING LIFE AT 55
°C
0
0.05
010
20
30
40
50
60
IK = 1 mA
V
ref
Operating Life at 55
°C kh
% Change (3
δ)
% Change (3
δ)
% Change (avg)
Extrapolated from life-test data taken at 125°C; the activation energy assumed is 0.7 eV.
Figure 10
Operation of the device at these or any other conditions beyond those indicated under “recommended operating conditions” is not implied.
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