Product Summary
The TL431BIDR2G integrated circuit is a three-terminal programmable shunt regulator diode. The TL431BIDR2G voltage references operate as a low temperature coefficient zener which is programmable from Vref to 36 V with two external resistors. The TL431BIDR2G exhibitS a wide operating current range of 1.0 mA to 100 mA with a typical dynamic impedance of 0.22. The characteristics of these references make them excellent replacements for zener diodes in many applications such as digital voltmeters, power supplies, and op amp circuitry. The 2.5 V reference makes it convenient to obtain a stable reference from 5.0 V logic supplies, and since the TL431, A, B operates as a shunt regulator, it can be used as either a positive or negative voltage reference.
Parametrics
TL431BIDR2G absolute maximum ratings: (1)Cathode to Anode Voltage VKA: 37 V; (2)Cathode Current Range, Continuous IK: 100 to +150 mA; (3)Reference Input Current Range, Continuous Iref: 0.05 to +10 mA; (4)Operating Junction Temperature TJ: 150 °C; (5)Operating Ambient Temperature Range TA: 40 to +85°C; (6)Storage Temperature Range Tstg 65 to +150 °C; (7)Total Power Dissipation @ TA = 25°C PD: Derate above 25°C Ambient Temperature D, LP Suffix Plastic Package 0.70W, P Suffix Plastic Package 1.10W, DM Suffix Plastic Package 0.52W; (8)Total Power Dissipation @ TC = 25°C PD: Derate above 25°C Case Temperature D, LP Suffix Plastic Package 1.5W, P Suffix Plastic Package 3.0W.
Features
TL431BIDR2G features: (1)Programmable Output Voltage to 36 V; (2)Voltage Reference Tolerance: ±0.4%, Typ @ 25°C (TL431B); (3)Low Dynamic Output Impedance, 0.22 Typical; (4)Sink Current Capability of 1.0 mA to 100 mA; (5)Equivalent Full−Range Temperature Coefficient of 50 ppm/°C Typical; (6)Temperature Compensated for Operation over Full Rated Operating Temperature Range; (7)Low Output Noise Voltage; (8)Pb−Free Packages are Available.
Diagrams
Image | Part No | Mfg | Description | Pricing (USD) |
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TL431BIDR2G |
ON Semiconductor |
Voltage & Current References 2.5-36V ADJ 1-100mA |
Data Sheet |
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Image | Part No | Mfg | Description | Pricing (USD) |
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TL430 |
Other |
Data Sheet |
Negotiable |
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TL430CLP |
Texas Instruments |
Voltage & Current References Adjustable Shunt Regulator |
Data Sheet |
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TL430CLPE3 |
Texas Instruments |
Voltage & Current References Adjustable Shunt Regulator |
Data Sheet |
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TL430CLPR |
Texas Instruments |
Voltage & Current References Adjustable Shunt Regulator |
Data Sheet |
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TL430CLPRE3 |
Texas Instruments |
Voltage & Current References Adjustable Shunt Regulator |
Data Sheet |
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TL431 |
Other |
Data Sheet |
Negotiable |
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