參數(shù)資料
型號(hào): TL1431IZT
廠商: STMICROELECTRONICS
元件分類: 基準(zhǔn)電壓源/電流源
英文描述: 1-OUTPUT TWO TERM VOLTAGE REFERENCE, 2.5 V, PBCY3
封裝: PLASTIC, TO-92, 3 PIN
文件頁數(shù): 12/16頁
文件大?。?/td> 237K
代理商: TL1431IZT
TL1431
Electrical characteristics
5/16
Table 4.
Tamb = 25°C (unless otherwise specified)
Symbol
Parameter
TL1431I
TL1431AI
Unit
Min.
Typ.
Max.
Min.
Typ.
Max.
Vref
Reference input voltage - see Figure 4
VKA = Vref , Ik = 10 mA
2.490 2.500 2.510 2.493 2.500 2.507
V
ΔVref
Reference input voltage deviation over
temperature range (1) - see Figure 4
VKA = Vref, Ik = 10 mA, Tmin ≤ Tamb ≤ Tmax
730
7
30
mV
Temperature coefficient of reference input
voltage(2)
VKA = Vref, Ik = 10 mA, Tmin ≤ Tamb ≤ Tmax
±22
±100
±22
±100
ppm/°C
Ratio of change in reference input voltage to
change in cathode to anode voltage - see
Ik = 10mA - ΔVKA = 36V to 3V
-2
-1.1
-2
-1.1
mV/V
Iref
Reference input current
Ik = 10mA, R1 = 10kΩ, R2 = ∞
Tmin ≤ Tamb ≤ Tmax
1.5
2.5
3
1.5
2.5
3
A
ΔIref
Reference input current deviation over
temperature range
Ik = 10mA, R1 = 10kΩ, R2 =∞, Tmin ≤ Tamb ≤ Tmax
0.5
1
0.8
1.2
A
Imin
Minimum cathode current for regulation - see
VKA = Vref
0.5
1
0.5
0.7
mA
Ioff
Off-state cathode current - see Figure 6
180
500
180
500
nA
ZKA
Dynamic impedance (3)
VKA = Vref , ΔIk= 1 to100mA, f ≤ 1kHz
0.20.5
Ω
1.
2.
3.
ΔVref
ΔT
----------------
ΔVref
ΔVka
----------------
相關(guān)PDF資料
PDF描述
TL1431AIZ-AP 1-OUTPUT TWO TERM VOLTAGE REFERENCE, 2.5 V, PBCY3
TL1431ACZT 1-OUTPUT TWO TERM VOLTAGE REFERENCE, 2.5 V, PBCY3
TL1431IZ 1-OUTPUT TWO TERM VOLTAGE REFERENCE, 2.5 V, PBCY3
TL1431CDT 1-OUTPUT TWO TERM VOLTAGE REFERENCE, 2.5 V, PDSO8
TL1431IYD 1-OUTPUT TWO TERM VOLTAGE REFERENCE, 2.5 V, PDSO8
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