參數(shù)資料
型號： TL431AQDBVRQ1
廠商： TEXAS INSTRUMENTS INC
元件分類： 基準電壓源/電流源
英文描述： 1-OUTPUT THREE TERM VOLTAGE REFERENCE, 2.495 V, PDSO5
封裝： PLASTIC, SOT-23, 5 PIN
文件頁數(shù)： 16/22頁
文件大?。?/td> 523K
代理商： TL431AQDBVRQ1
TL431-Q1
ADJUSTABLE PRECISION SHUNT REGULATOR
SGLS302C MARCH 2005 REVISED APRIL 2008
3
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating conditions, TA = 25°C (unless otherwise
noted)
PARAMETER
TEST
TEST CONDITIONS
TL431Q
UNIT
PARAMETER
TEST
CIRCUIT
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Vref
Reference voltage
2
VKA = Vref, IKA = 10 mA
2440
2495
2550
mV
VI(dev)
Deviation of reference voltage
over full temperature range
(see Figure 1)
2
VKA = Vref, IKA = 10 mA,
TA = 40°C to 125°C
14
34
mV
DV
ref
Ratio of change in reference voltage
3
IKA = 10 mA
VKA = 10 V Vref
1.4
2.7
mV
DV
ref
DV
KA
Ratio of change in reference voltage
to the change in cathode voltage
3
IKA = 10 mA
VKA = 36 V 10 V
1
2
mV
V
Iref
Reference current
3
IKA = 10 mA, R1 = 10 k, R2 = ∞
2
4
A
II(dev)
Deviation of reference current
over full temperature range
(see Figure 1)
3
IKA = 10 mA, R1 = 10 k, R2 = ∞,
TA = 40°C to 125°C
0.8
2.5
A
Imin
Minimum cathode current for
regulation
2
VKA = Vref
0.4
1
mA
Ioff
Off-state cathode current
4
VKA = 36 V, Vref = 0
0.1
1
A
|zKA|
Dynamic impedance (see Figure 1)
2
IKA = 1 mA to 100 mA, VKA = Vref,
f
≤ 1 kHz
0.2
0.5
electrical characteristics over recommended operating conditions, TA = 25°C (unless otherwise
noted)
PARAMETER
TEST
TEST CONDITIONS
TL431AQ
UNIT
PARAMETER
TEST
CIRCUIT
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Vref
Reference voltage
2
VKA = Vref, IKA = 10 mA
2470
2495
2520
mV
VI(dev)
Deviation of reference voltage
over full temperature range
(see Figure 1)
2
VKA = Vref, IKA = 10 mA,
TA = 40°C to 125°C
14
34
mV
DV
ref
Ratio of change in reference voltage
3
IKA = 10 mA
VKA = 10 V Vref
1.4
2.7
mV
DV
ref
DV
KA
Ratio of change in reference voltage
to the change in cathode voltage
3
IKA = 10 mA
VKA = 36 V 10 V
1
2
mV
V
Iref
Reference current
3
IKA = 10 mA, R1 = 10 k, R2 = ∞
2
4
A
II(dev)
Deviation of reference current
over full temperature range
(see Figure 1)
3
IKA = 10 mA, R1 = 10 k, R2 = ∞,
TA = 40°C to 125°C
0.8
2.5
A
Imin
Minimum cathode current
for regulation
2
VKA = Vref
0.4
0.7
mA
Ioff
Off-state cathode current
4
VKA = 36 V, Vref = 0
0.1
0.5
A
|zKA|
Dynamic impedance (see Figure 1)
2
IKA = 1 mA to 100 mA, VKA = Vref,
f
≤ 1 kHz
0.2
0.5
相關(guān)PDF資料
PDF描述
TL431BIPK 1-OUTPUT TWO TERM VOLTAGE REFERENCE, PSSO3
TL431CDM-TR 1-OUTPUT THREE TERM VOLTAGE REFERENCE, PDSO8
TL431CPK 1-OUTPUT THREE TERM VOLTAGE REFERENCE, 2.5 V, PSSO3
TL431BIDM-TR 1-OUTPUT THREE TERM VOLTAGE REFERENCE, PDSO8
TL431BCPK 1-OUTPUT THREE TERM VOLTAGE REFERENCE, PSSO3
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TL431AQDBVTG4 功能描述:基準電壓& 基準電流 Adjustable Precision Shunt Regulator RoHS:否 制造商:STMicroelectronics 產(chǎn)品:Voltage References 拓撲結(jié)構(gòu):Shunt References 參考類型:Programmable 輸出電壓:1.24 V to 18 V 初始準確度:0.25 % 平均溫度系數(shù)（典型值）:100 PPM / C 串聯(lián) VREF - 輸入電壓（最大值）: 串聯(lián) VREF - 輸入電壓（最小值）: 分流電流（最大值）:60 mA 最大工作溫度:+ 125 C 封裝 / 箱體:SOT-23-3L 封裝:Reel
TL431AQDBZR 功能描述:基準電壓& 基準電流 Adjustable Precision Shunt Regulator RoHS:否 制造商:STMicroelectronics 產(chǎn)品:Voltage References 拓撲結(jié)構(gòu):Shunt References 參考類型:Programmable 輸出電壓:1.24 V to 18 V 初始準確度:0.25 % 平均溫度系數(shù)（典型值）:100 PPM / C 串聯(lián) VREF - 輸入電壓（最大值）: 串聯(lián) VREF - 輸入電壓（最小值）: 分流電流（最大值）:60 mA 最大工作溫度:+ 125 C 封裝 / 箱體:SOT-23-3L 封裝:Reel
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