參數(shù)資料
型號: TLV431AIDBZR
廠商: TEXAS INSTRUMENTS INC
元件分類: 基準(zhǔn)電壓源/電流源
英文描述: 1-OUTPUT THREE TERM VOLTAGE REFERENCE, 1.24 V, PDSO3
封裝: GREEN, PLASTIC, SOT-23, 3 PIN
文件頁數(shù): 4/41頁
文件大?。?/td> 1102K
代理商: TLV431AIDBZR
TLV431, TLV431A, TLV431B
LOW-VOLTAGE ADJUSTABLE PRECISION SHUNT REGULATOR
SLVS139T JULY 1996 REVISED JUNE 2007
12
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
PARAMETER MEASUREMENT INFORMATION
Ratio
of
Delta
Reference
V
oltage
RATIO OF DELTA REFERENCE VOLTAGE
TO DELTA CATHODE VOLTAGE
vs
JUNCTION TEMPERATURE
(for TLV431 and TLV431A)
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
RATIO OF DELTA REFERENCE VOLTAGE
TO DELTA CATHODE VOLTAGE
vs
JUNCTION TEMPERATURE
(for TLV431B)
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.0
50
25
0
25
50
75
100
125
150
IK = 10 mA
VKA = VREF to 6 V
Figure 9B
Figure 9A
1
0
TJ Junction Temperature °C
Ratio
of
Delta
Reference
V
oltage
to
Delta
Cathode
V
oltage
mV/V
V
ref/
V
KA
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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