參數(shù)資料
型號: TLV431AIDBV
廠商: TEXAS INSTRUMENTS INC
元件分類: 基準電壓源/電流源
英文描述: 1-OUTPUT TWO TERM VOLTAGE REFERENCE, 1.24 V, PDSO5
封裝: SOT-23, 5 PIN
文件頁數(shù): 14/15頁
文件大小: 232K
代理商: TLV431AIDBV
TLV431, TLV431A
LOW-VOLTAGE ADJUSTABLE PRECISION SHUNT REGULATORS
SLVS139C – JULY 1996 – REVISED JULY 1999
8
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
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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