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LM431AIM3X/NOPB +BOM

2%, 1%, or 0.5% accuracy, adjustable precision Zener shunt regulator

Manufacturer:

TI
Mfr.Part #:

LM431AIM3X/NOPB
Datasheet:

LM431AIM3X/NOPB Datasheet (PDF)
Pbfree Code:

Yes
Part Life Cycle Code:

Active
Pin Count:

3
Reach Compliance Code:

compliant
EDA/CAD Models:

Request Free CAD Models for LM431AIM3X/NOPB

LM431AIM3X/NOPB General Description

The LM431AIM3X/NOPB is a versatile voltage reference product that offers precise and adjustable shunt regulation from 2.5V to 37V. With a nominal initial accuracy of 1%, this device ensures reliable and stable performance for various applications. The LM431 Series is known for its high precision and low temperature coefficient of ±50ppm/°C, making it suitable for temperature-sensitive environments. Housed in a compact SOT-23-3 package, this voltage reference is easy to integrate into existing systems and offers flexibility for different design requirements. Whether you need a precise voltage reference for power management, battery charging, or sensor applications, the LM431AIM3X/NOPB delivers consistent and accurate performance. Trust in this reliable shunt reference for your voltage regulation needs and experience the benefits of its high-quality design and performance

Key Features

Average Temperature Coefficient 50 ppm/°C
Temperature Compensated for Operation Over
the Full Temperature Range
Programmable Output Voltage
Fast Turnon Response
Low-Output Noise
Low-Dynamic Output Impedance
Available in Space-Saving SOIC-8, SOT-23, and
TO-92 Packages

Specifications

Source Content uid	LM431AIM3X/NOPB	Pbfree Code	Yes
Part Life Cycle Code	Active	Pin Count	3
Reach Compliance Code	compliant	ECCN Code	EAR99
HTS Code	8542.39.00.01	Additional Feature	OUTPUT VOLTAGE ADJUSTABLE FROM 2.495 TO 36V WITH TWO EXTERNAL RESISTORS
Analog IC - Other Type	TWO TERMINAL VOLTAGE REFERENCE	JESD-30 Code	R-PDSO-G3
JESD-609 Code	e3	Length	2.92 mm
Moisture Sensitivity Level	1	Number of Functions	1
Number of Outputs	1	Number of Terminals	3
Operating Temperature-Max	85 °C	Operating Temperature-Min	-40 °C
Output Current-Max	0.1 A	Output Voltage-Max	2.55 V
Output Voltage-Min	2.44 V	Output Voltage-Nom	2.5 V
Peak Reflow Temperature (Cel)	260	Qualification Status	Not Qualified
Seated Height-Max	1.12 mm	Supply Voltage-Max (Vsup)	37 V
Supply Voltage-Min (Vsup)	2.44 V	Surface Mount	YES
Technology	BIPOLAR	Temp Coef of Voltage-Max	97 ppm/°C
Temperature Grade	INDUSTRIAL	Terminal Finish	Matte Tin (Sn)
Terminal Form	GULL WING	Terminal Pitch	0.95 mm
Terminal Position	DUAL	Time@Peak Reflow Temperature-Max (s)	NOT SPECIFIED
Trim/Adjustable Output	YES	Width	1.3 mm
Product Category	Voltage References	Mounting Style	SMD/SMT
Reference Type	Shunt Adjustable References	Output Voltage	2.495 V to 37 V
Initial Accuracy	2 %	Temperature Coefficient	97 PPM / C
Series VREF - Input Voltage - Max	37 V	Shunt Current - Max	100 mA
Minimum Operating Temperature	- 40 C	Maximum Operating Temperature	+ 85 C
Series	LM431	Description/Function	ADJUSTABLE PRECISION ZENER SHUNT REGULATOR
Height	0.93 mm	Maximum Output Voltage	36 V
Product	Voltage References	Product Type	Voltage References
Shunt Current - Min	1 mA	Factory Pack Quantity	3000
Subcategory	PMIC - Power Management ICs	Topology	Shunt References
Unit Weight	0.000282 oz	VO (V)	2.5
Initial accuracy (max) (%)	0.5, 1, 2	VO adj (min) (V)	2.5
VO adj (max) (V)	36	Iz for regulation (min) (µA)	400
Reference voltage (V)	adjustable	Rating	Catalog
Temp coeff (max) (ppm/°C)	97	Operating temperature range (°C)	-40 to 85, 0 to 70
Iout/Iz (max) (mA)	100