參數(shù)資料
型號(hào): TL431AU
廠商: MICRO COMMERCIAL COMPONENTS
元件分類: 基準(zhǔn)電壓源/電流源
英文描述: Programmable Precision Regulator
中文描述: 1-OUTPUT THREE TERM VOLTAGE REFERENCE, 2.5 V, PDSO3
封裝: SOT-23, 3 PIN
文件頁數(shù): 2/3頁
文件大?。?/td> 260K
代理商: TL431AU
M C C
I
K
V
ref
V
KA
Input
Figure 1. Test Circuit for V
KA
= V
ref
Input
I
K
R2
I
ref
V
ref
V
KA
R1
Figure 2. Test Circuit for V
KA
> V
ref
V
KA
V
ref
1
R1
R2
I
ref
R1
I
off
Input
V
KA
Figure 3. Test Circuit for I
off
-1.0
I
Min
200
400
V
KA
, CATHODE VOLTAGE (V)
Figure 5. Cathode Current versus
Cathode Voltage
-200
0
0
1.0
2.0
3.0
800
600
-2.0
-1.0
0
-100
1.0
2.0
3.0
150
50
V
KA
, CATHODE VOLTAGE (V)
Figure 4. Cathode Current versus
Cathode Voltage
0
-50
Input
100
V
KA
= V
ref
T
A
= 25
°
C
I
K
V
KA
I
I
μ
125
T
A
, AMBIENT TEMPERATURE (
°
C)
Figure 7. Reference Input Current versus
Ambient Temperature
3.0
100
50
75
-55
0
2.5
0.5
2.0
1.0
25
0
-25
1.5
2600
2580
2560
2540
2520
2500
2480
2460
V
KA
= V
ref
I
K
= 10 mA
T
A
, AMBIENT TEMPERATURE (
°
C)
Figure 6. Reference Input Voltage versus
Ambient Temperature
V
KA
I
K
-55
Input
V
ref
75
100
125
2440
0
50
2420
2400
25
-25
Input
I
K
I
K
= 10 mA
I
ref
10k
V
KA
r
V
,
I
μ
V
KA
= V
ref
T
A
= 25
°
C
Input
V
KA
I
K
Vref Typ = 2500mV
Vref Max = 2525mV
Vref Min = 2475mV
TL431AU
www.
mc c semi
.c om
Revision: 2 2003/07/28
TM
Micro Commercial Components
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