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参数资料
| 型号： | TL431ILP/1H |
| 厂商： | VISHAY SILICONIX |
| 元件分类： | 基准电压源/电流源 |
| 英文描述： | 1-OUTPUT THREE TERM VOLTAGE REFERENCE, 2.5 V, PBCY3 |
| 封装： | TO-226, TO-92, 3 PIN |
| 文件页数： | 10/16页 |
| 文件大小： | 319K |
| 代理商： | TL431ILP/1H |
Electrical Characteristics TA = 25°C unless otherwise noted.
Parameter
Symbol
Test Conditions
Min
Typ
Max
Unit
VZ = VREF
GS431B 2.487
2.500
2.513
IL = 10mA (Fig. 1)
TL431A
2.475
2.500
2.525
Reference Voltage
VREF
TA = 25°C
TL431
2.450
2.500
2.550
V
VZ = VREF
GS431B 2.475
–
2.525
IL = 10mA (Fig. 1)
TL431A
2.445
–
2.545
TA = –20°C to +85°C
TL431
2.430
–
2.560
Deviation of reference
VREF
VZ = VREF
mV
Input voltage over temperature (1)
IL = 10mA
TA = –20
°C to +85°C (Fig. 1)
–
3.0
17
Ratio of the change in reference voltage
VREF
IZ = 10mA
VZ = VREF ~ 10V
–
1.4
2.7
mV/V
to the change in cathode voltage
VZ
(Fig. 2)
VZ = 10V ~ 30V
–
1.0
2.0
Reference input current
IREF
R1 = 10K
, R2 = ∞
TA = 25°C
–
0.7
4.0
A
IL = 10mA (Fig. 2)
TA = –20°C to +85°C
–
5.2
Deviation of reference input
R1 = 10K
, R2 = ∞
current over temperature
αIREF
IL = 10mA
–
0.4
1.2
A
TA = –20
°C to +85°C (Fig. 2)
Minimum cathode current
IZ(MIN)
VZ = VREF (Fig. 1)
–
0.5
1.0
mA
for regulation
Off-state current
IZ(OFF)
VZ = 36V, VREF = 0V (Fig 3)
–
2.6
1000
nA
Dynamic output impedance(2)
RZ
VZ = VREF, f = 1.0KHZ
–
0.22
0.5
IZ = 1.0mA to 50mA
Absolute Maximum Ratings TA = 25°C unless otherwise noted.
Parameter
Symbol
Value
Unit
Cathode voltage
VZ
37
V
Continuous cathode current
IZ
–10 to 150
mA
Reference Input Current Range
IREF
–0.05 to10
mA
Operating Temperature Range
Toper
–20 to 85
°C
Junction Temperature
TJ
150
°C
Lead Temperature
TL
260
°C
Storage Temperature
Tstg
–65 to 150
°C
Thermal Resistance
TO-92 Package
160
SOT-23 Package
R
θJA
400
°C/W
SO-8 Package
163
SOT-89 Package
52*
*Measured according to JESD Si-7 guidelines
GS431B/TL431A/TL431
Vishay Siliconix
Document Number 74806
www.vishay.com
11-Jun-04
3
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| TL431ILPE3 | 功能描述:基准电压& 基准电流 Adj Shunt RoHS:否 制造商:STMicroelectronics 产品:Voltage References 拓扑结构:Shunt References 参考类型:Programmable 输出电压:1.24 V to 18 V 初始准确度:0.25 % 平均温度系数（典型值）:100 PPM / C 串联 VREF - 输入电压（最大值）: 串联 VREF - 输入电压（最小值）: 分流电流（最大值）:60 mA 最大工作温度:+ 125 C 封装 / 箱体:SOT-23-3L 封装:Reel |
| TL431ILPG | 功能描述:基准电压& 基准电流 2.5-36V ADJ 1-100mA RoHS:否 制造商:STMicroelectronics 产品:Voltage References 拓扑结构:Shunt References 参考类型:Programmable 输出电压:1.24 V to 18 V 初始准确度:0.25 % 平均温度系数（典型值）:100 PPM / C 串联 VREF - 输入电压（最大值）: 串联 VREF - 输入电压（最小值）: 分流电流（最大值）:60 mA 最大工作温度:+ 125 C 封装 / 箱体:SOT-23-3L 封装:Reel |
| TL431ILPR | 功能描述:基准电压& 基准电流 Adj Shunt RoHS:否 制造商:STMicroelectronics 产品:Voltage References 拓扑结构:Shunt References 参考类型:Programmable 输出电压:1.24 V to 18 V 初始准确度:0.25 % 平均温度系数（典型值）:100 PPM / C 串联 VREF - 输入电压（最大值）: 串联 VREF - 输入电压（最小值）: 分流电流（最大值）:60 mA 最大工作温度:+ 125 C 封装 / 箱体:SOT-23-3L 封装:Reel |
| TL431ILPR5 | 制造商:Rochester Electronics LLC 功能描述: 制造商:Texas Instruments 功能描述: |
| TL431ILPRA | 功能描述:基准电压& 基准电流 2.5-36V ADJ 1-100mA RoHS:否 制造商:STMicroelectronics 产品:Voltage References 拓扑结构:Shunt References 参考类型:Programmable 输出电压:1.24 V to 18 V 初始准确度:0.25 % 平均温度系数（典型值）:100 PPM / C 串联 VREF - 输入电压（最大值）: 串联 VREF - 输入电压（最小值）: 分流电流（最大值）:60 mA 最大工作温度:+ 125 C 封装 / 箱体:SOT-23-3L 封装:Reel |
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