TL431: 电压参考，可编程精度，分路稳压器

Datasheet: Programmable Precision References
Rev. 42 (218kB)
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TL431、A、B 集成电路为三端子可编程分路稳压器二极管。此类单片集成电路电压参考作为低温度系数齐纳运行，配合两个外部电阻可从 Vref 至 36 V 进行编程。此类器件具有 1.0 mA 至 100 mA 的宽运行电流范围，典型动态阻抗为 0.22 W。此类参考的特性使其成为很多应用中齐纳二极管的绝佳替代器件，如数字电压计、电源和运算放大器电路。2.5 V 参考使其能够从 5.0 V 逻辑电源方便地获取稳定参考，因为 TL431、A、B 作为分路稳压器运行，所以既可用作正电压参考也可用作负电压参考。
特性
 
  • Programmable Output Voltage to 36 V
  • Voltage Reference Tolerance: +/- 0.4%, Typ @ 25°C (TL431B)
  • Low Dynamic Output Impedance, 0.22 W Typical
  • Sink Current Capability of 1.0 mA to 100 mA
  • Equivalent Full-Range Temperature Coefficient of 50 ppm/ °C Typical
  • Temperature Compensated for Operation over Full Rated Operating Temperature Range
  • Low Output Noise Voltage
  • Pb-Free Packages are Available
技术文档及设计资源
培训教材 (2) 数据表 (1)
应用注释 (13) 封装图纸 (5)
仿真模型 (1) 常见问题 (1)
Availability & Samples
Specifications
外形
Interactive Block Diagram
产品
状况
Compliance
具体说明
封装
MSL
容器
预算价格 (1千个数量的单价）
类型
外形
类型
Temperature
类型
数量
NCV431AIDMR2G Active
AEC Qualified
PPAP Capable
Pb-free
Halide free
TL431 Micro8 846A-02 1 260 Tape and Reel 4000 $0.2345
NCV431AIDR2G Active
AEC Qualified
PPAP Capable
Pb-free
Halide free
TL431 SOIC-8 751-07 1 260 Tape and Reel 2500 $0.28
NCV431BVDMR2G Active
AEC Qualified
PPAP Capable
Pb-free
Halide free
TL431 Micro8 846A-02 1 260 Tape and Reel 4000 $0.336
NCV431BVDR2G Active
AEC Qualified
PPAP Capable
Pb-free
Halide free
TL431 SOIC-8 751-07 1 260 Tape and Reel 2500 $0.2314
TL431CDG Lifetime
Pb-free
Halide free
TL431 SOIC-8 751-07 1 260 Tube 98 $0.1475
TL431CDMR2G Lifetime
Pb-free
Halide free
TL431 Micro8 846A-02 1 260 Tape and Reel 4000  
TL431CDR2G Active
Pb-free
Halide free
TL431 SOIC-8 751-07 1 260 Tape and Reel 2500 $0.132
TL431CLPG Active
Pb-free
Halide free
TL431 TO-92 29-10 NA Bulk Bag 2000 $0.0829
TL431CLPRAG Active
Pb-free
Halide free
TL431 TO-92 29-10 NA Tape and Reel 2000 $0.112
TL431CLPREG Last Shipments
Pb-free
Halide free
TL431 TO-92 29-11 NA Tape and Reel 2000  
TL431CLPRMG Lifetime
Pb-free
Halide free
TL431 TO-92 29-10 NA Fan-Fold 2000 $0.068
TL431CLPRPG Active
Pb-free
Halide free
TL431 TO-92 29-10 NA Fan-Fold 2000 $0.0829
TL431CPG Obsolete 
Pb-free
Halide free
TL431 PDIP-8 626-05 NA Tube 50  
TL431IDG Last Shipments
Pb-free
Halide free
TL431 SOIC-8 751-07 1 260 Tube 98  
TL431IDMR2G Lifetime
Pb-free
Halide free
TL431 Micro8 846A-02 1 260 Tape and Reel 4000 $0.126
TL431IDR2G Active
Pb-free
Halide free
TL431 SOIC-8 751-07 1 260 Tape and Reel 2500 $0.1319
TL431ILPG Active
Pb-free
Halide free
TL431 TO-92 29-10 NA Bulk Bag 2000 $0.1036
TL431ILPRAG Active
Pb-free
Halide free
TL431 TO-92 29-10 NA Tape and Reel 2000 $0.1156
TL431ILPRPG Active
Pb-free
Halide free
TL431 TO-92 29-10 NA Fan-Fold 2000 $0.1168
TL431IPG Obsolete 
Pb-free
Halide free
TL431 PDIP-8 626-05 NA Tube 50  
TL431CLP Obsolete
TL431 TO-92 29-11 NA Bulk Bag 2000  
市场订货至交货的时间(周) : 17 to 20
PandS   (2020-09-14 00:00) : >1K
市场订货至交货的时间(周) : 13 to 16
ON Semiconductor   (2020-09-02 00:00) : 39,749
PandS   (2020-09-14 00:00) : <1K
市场订货至交货的时间(周) : Contact Factory
市场订货至交货的时间(周) : 17 to 20
市场订货至交货的时间(周) : Contact Factory
Avnet   (2020-08-19 00:00) : >1K
FutureElectronics   (2020-08-19 00:00) : >1K
ON Semiconductor   (2020-09-02 00:00) : 9,114
市场订货至交货的时间(周) : Contact Factory
ON Semiconductor   (2020-09-02 00:00) : 16,000
市场订货至交货的时间(周) : 17 to 20
Avnet   (2020-08-19 00:00) : >1K
PandS   (2020-09-14 00:00) : >1K
FutureElectronics   (2020-08-19 00:00) : >10K
市场订货至交货的时间(周) : Contact Factory
PandS   (2020-09-14 00:00) : <100
FutureElectronics   (2020-08-19 00:00) : <1K
市场订货至交货的时间(周) : Contact Factory
ON Semiconductor   (2020-09-02 00:00) : 150,000
市场订货至交货的时间(周) : Contact Factory
市场订货至交货的时间(周) : Contact Factory
市场订货至交货的时间(周) : Contact Factory
FutureElectronics   (2020-08-19 00:00) : >1K
市场订货至交货的时间(周) : Contact Factory
市场订货至交货的时间(周) : Contact Factory
PandS   (2020-09-14 00:00) : In Stock
市场订货至交货的时间(周) : Contact Factory
ON Semiconductor   (2020-09-02 00:00) : 8,000
市场订货至交货的时间(周) : Contact Factory
Avnet   (2020-08-19 00:00) : >1K
FutureElectronics   (2020-08-19 00:00) : >1K
PandS   (2020-09-14 00:00) : <100
市场订货至交货的时间(周) : Contact Factory
PandS   (2020-09-14 00:00) : <100
FutureElectronics   (2020-08-19 00:00) : >1K
市场订货至交货的时间(周) : Contact Factory
PandS   (2020-09-14 00:00) : <100
FutureElectronics   (2020-08-19 00:00) : >1K
市场订货至交货的时间(周) : Contact Factory
市场订货至交货的时间(周) : Contact Factory
市场订货至交货的时间(周) : Contact Factory

Product
Description
Pricing ($/Unit)
Compliance
Status
Type
V(BR) Typ (V)
Tolerance (%)
IQ Typ (mA)
IR Min (mA)
VF Max (V)
TA Min (°C)
TA Max (°C)
Package Type
NCV431AIDMR2G  
 TL431 
 $0.2345 
Pb
A
H
P
 Active   
Adjustable
2.5
1
0.5
1
36
-40
125
Micro8
NCV431AIDR2G  
 TL431 
 $0.28 
Pb
A
H
P
 Active   
Adjustable
2.5
1
0.5
1
36
-40
125
SOIC-8
NCV431BVDMR2G  
 TL431 
 $0.336 
Pb
A
H
P
 Active   
Adjustable
2.5
0.4
0.5
1
36
-40
125
Micro8
NCV431BVDR2G  
 TL431 
 $0.2314 
Pb
A
H
P
 Active   
Adjustable
2.5
0.4
0.5
1
36
-40
125
SOIC-8
TL431CDR2G  
 TL431 
 $0.132 
Pb
H
 Active   
Adjustable
2.5
2.2
1
36
0
70
SOIC-8
TL431CLPG  
 TL431 
 $0.0829 
Pb
H
 Active   
Adjustable
2.5
2.2
1
36
0
70
TO-92
TL431CLPRAG  
 TL431 
 $0.112 
Pb
H
 Active   
Adjustable
2.5
2.2
1
36
0
70
TO-92
TL431CLPRPG  
 TL431 
 $0.0829 
Pb
H
 Active   
Adjustable
2.5
2.2
1
36
0
70
TO-92
TL431IDR2G  
 TL431 
 $0.1319 
Pb
H
 Active   
Adjustable
2.5
2.2
1
36
-40
85
SOIC-8
TL431ILPG  
 TL431 
 $0.1036 
Pb
H
 Active   
Adjustable
2.5
2.2
1
36
-40
85
TO-92
TL431ILPRAG  
 TL431 
 $0.1156 
Pb
H
 Active   
Adjustable
2.5
2.2
1
36
-40
85
TO-92
TL431ILPRPG  
 TL431 
 $0.1168 
Pb
H
 Active   
Adjustable
2.5
2.2
1
36
-40
85
TO-92
外形
751-07    626-05    846A-02    29-11    29-10   
封装
TL431: 电压参考，可编程精度，分路稳压器
Application
Diagram - Block
Automotive
Traction Inverter - Power Management
Internet of Things (IoT)
AC-DC - VREF
Internet of Things (IoT)
AAU - Voltage Reference
Internet of Things (IoT)
BBU - Voltage Reference
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Associated Products
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