SPX431LN-L

Temperature Coefficient:	30ppm/°C
Supplier Device Package:	TO-92-3
Package / Case:	TO-226-3, TO-92-3 (TO-226AA)
Mounting Type:	Through Hole
Operating Temperature:	0°C ~ 105°C (TA)
Current - Cathode:	1mA
Current - Supply:	--
Voltage - Input:	--
Noise - 10Hz to 10kHz:	--
Noise - 0.1Hz to 10Hz:	--
Series:	--
Tolerance:	±1%
Current - Output:	100mA
Voltage - Output (Max):	20V
Voltage - Output (Min/Fixed):	2.503V
Output Type:	Adjustable
Reference Type:	Shunt
Part Status:	Discontinued at Digi-Key
Packaging:	Bulk

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The SPX431LN-L is a voltage reference PMIC designed for industrial applications. It is designed to provide a precise and stable voltage reference voltage of 4.31V, up to 20mA.The SPX431LN-L has a wide operating temperature range of -25°C to +85°C and offers excellent temperature stability, which makes it suitable for use in a range of application fields. The device also features low supply current and low noise, with a low drift coefficient of 0.1%.The SPX431LN-L is primarily used to provide a voltage reference voltage for industrial applications that require precise and stable voltages. It is commonly used in systems such as, temperature controllers, instrumentation systems and other industrial equipment.The SPX431LN-L is also widely used in battery powered systems, due to its high efficiency, low current consumption and low noise. This makes it ideal for use in mobile applications such as, laptops, tablets and smartphones.The device features an internal regulated voltage divider network and integrated voltage sensing circuitry. This allows for a precise and stable output voltage reference of 4.31V, up to 20mA.In addition, the SPX431LN-L includes built-in safety features, enabling it to provide excellent protection against damaging over current or short circuit conditions.The device is based on a Voltage Reference IC, which is typically made up of two or more individual transistors, connected in series to form an amplifier. The voltage of each transistor is determined by its base-emitter resistance, and the gain of the amplifier is determined by the current flowing through the collector-base junction of the transistor. The output of the amplifier is then passed through an output impedance and voltage regulator. This produces a stable and precise output voltage.The voltage reference circuitry of the SPX431LN-L is designed to provide a highly accurate output voltage of 4.31V, up to 20mA. This ensures system reliability, stability and accuracy of the voltage reference signal.The SPX431LN-L is a reliable, efficient, and low-cost voltmeter IC and is available in a variety of packages such as, SOT-89, 3-lead and 2-lead, depending on the requirements of the application field.In conclusion, the SPX431LN-L is a dedicated precision voltage reference PMIC designed for industrial applications that require precise and stable output voltages. It has a wide range of features such as, low supply current and low noise, excellent temperature stability and a low drift coefficient of 0.1%. Furthermore, it is easy to use, reliable and cost-effective. The SPX431LN-L is a perfect choice for applications such as, temperature controllers, instrumentation systems and other industrial equipment.

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