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Maxim > Solutions > Automotive: Body Computer

Reference

Challenges: May be required for the microcontroller's internal ADC to increase accuracy.

DATA SHEETS
Display Title/Parts Key Advantages
QV  PDF 50ppm/°C Precision Micropower Shunt Voltage References with Multiple Reverse Breakdown Voltages
LM4050, LM4050A, LM4050B, LM4050C, LM4051, LM4051A, LM4051B, LM4051C

50ppm/°C Precision Micropower Shunt Voltage References with Multiple Reverse Breakdown Voltages
QV  PDF Improved Precision Micropower Shunt Voltage Reference with Multiple Reverse Breakdown Voltages
LM4040

Improved Precision Micropower Shunt Voltage Reference with Multiple Reverse Breakdown Voltages



Key Specifications:  Voltage References
Part Number VOUT
(V)
Temp. Coeff.
(ppm/°C)
Initial Accuracy
(% max)
IREV
(µA)
IREV
(mA)
Features Oper. Temp.
(°C)
Package/Pins Smallest Available Pckg.
(mm2)
max @ +25°C min max max w/pins
LM4050A 
2.048
2.5
3
3.3
4.096
5
50 0.1 65 15 Shunt -40 to +125
SC70/3
SOT/3
5.3
LM4050B 
2.048
2.5
3
3.3
4.096
5
50 0.2 65 -40 to +125
SC70/3
SOT/3
5.3
LM4050C 
2.048
2.5
3
3.3
4.096
5
50 0.5 65 -40 to +125
SC70/3
SOT/3
5.3
LM4051A  1.25 50 0.1 65 -40 to +125
SC70/3
SOT/3
8
LM4051B  1.25 50 0.2 65 -40 to +125
SC70/3
SOT/3
8
LM4051C  1.25 50 0.5 65 -40 to +125
SC70/3
SOT/3
8
LM4040A 
2.048
2.5
3
3.3
4.096
5
100 0.1 65
-40 to +85
-40 to +125
SC70/3
SOT/3
5.3
LM4040B 
2.048
2.5
3
3.3
4.096
5
100 0.2 65
-40 to +85
-40 to +125
SC70/3
SOT/3
5.3
LM4040C 
2.048
2.5
3
3.3
4.096
5
100 0.5 65
-40 to +85
-40 to +125
SC70/3
SOT/3
5.3
LM4040D 
2.048
2.5
3
3.3
4.096
5
150 1 70
-40 to +85
-40 to +125
SC70/3
SOT/3
5.3
See All Voltage References (162)



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