LMV431AIMF National Semiconductor, LMV431AIMF Datasheet - Page 8

• Manufacturer Part Number: LMV431AIMF
• Description: IC, ADJ SHUNT REG, 1.24V, 1%, 3-SOT-23
• Manufacturer: National Semiconductor

Specifications of LMV431AIMF

• Topology: Shunt, Programmable
• Reference Voltage: 1.24V
• Reference Voltage Tolerance: 12mV
• Voltage Reference Case Style: SOT-23
• No. Of Pins: 3
• Temperature Coefficient: 39ppm/°C
• Fixed / Adjust / Prog: Adjust
• Output Voltage (max): 1.24 to 30V
• Reference Voltage Accuracy (max): 1
• Input Voltage (max): 35V
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 3
• Package Type: SOT-23
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

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LMV431BI Electrical Characteristics
The average temperature coefficient of the reference input voltage, ∝ V
Where:
T
∝ V
Example: V
Note 5: The dynamic output impedance, r
When the device is programmed with two external resistors, R1 and R2, (see Figure 2 ), the dynamic output impedance of the overall circuit, r
2
− T
REF
1
can be positive or negative depending on whether the slope is positive or negative.
= full temperature change.
DEV
= 6.0mV,
REF
= 1240mV, T
Z
2
, is defined as:
− T
1
= 125˚C.
REF
, is defined as:
(Continued)
8
10095807
Z
, is defined as: