Information
Texas Instruments Signal Chain Guide 2013 | 87
Voltage References
Voltage References
Voltage References
Device Description Output (V)
Initial
Accuracy
(%)
(max)
Drift
(ppm/°C)
(max)
Long-Term
Stability
(ppm/1000hr)
(typ)
Noise
0.1 to 10Hz
(µVp-p/V)
(typ)
I
Q
(mA)
(max)
Temperature
Range
(°C)
Output
Current
(mA)
HiRel
Avail. Package
Price*
Shunt
REF1112 µPower, 1.25 V Shunt 1.25 0.2 30 60 20 0.0015 –40 to +125 0.0012
to 5
N SOT23-3 0.85
LM385-
2.5-N
Mircropower Voltage
Reference Diode
2.5 2 20 20 120 0.02 0 to 70 1 to 20 N 3TO-92,
SOIC-8,
TSSOP-8
0.22
LMV431A Low-Voltage Adjustable
Precision Shunt
Regulators
1.24 to 30 1 39 — — 0.055 –40 to 85 — N SOT23-3,
3TO-92,
SOT23-5
0.20
LMV431B Low-Voltage Adjustable
Precision Shunt
Regulators
1.24 to 30 0.5 39 — — 0.055 –40 to 85 — N SOT23-3,
SOT23-5
0.28
LMV431 Low-Voltage Adjustable
Precision Shunt
Regulators
1.24 to 30 39 — — 0.055 –40 to 85 — N 3TO-92,
SOT23-5
0.16
LM4041 Precision Micropower
Shunt Voltage Reference
1.2 0.1 100 120 20 0.045 –40 to 125 0.06 to 12 N SOT23-3,
3TO-92,
SC70-5
0.23
LM4051 Precision Micropower
Shunt Voltage Reference
1.225 0.5 50 50 20 0.06 –40 to 85 0.06 N SOT23-3 0.70
LM4040 Precision Micropower
Shunt Voltage Reference
2.048, 2.5, 3,
4.096, 5.0, 8.192,
10
0.1 50 120 35 0.065 –40 to 85 0.015 Y SOT23-3,
3TO-92,
SC70-5
0.22
LM4431 Micropower Shunt
Voltage Reference
2.5 2 60 120 35 0.015 0 to 70 0.045 N SOT23-3 0.33
LM431 Adjustable Precision
Zener Shunt Regulator
2.5 to 36 0.022 50 — — 0.003 –40 to 85 0.004 N SOT23-3,
3TO-92,
SOIC-8
0.18
LM4050 Precision Micropower
Shunt Voltage Reference
2.048, 2.5, 4.096,
5, 8.192, 10
0.1, 0.2,
0.5
15 120 34 0.065 –40 to 85 0.015 Y SOT23-3 0.70
LM4030 Ultra-High Precision
Shunt Voltage Reference
2.5, 4.096 0.05 10 40 165 0.13 –40 to 125 0.05 N SOT23-5 0.45
LM385-
1.2 -N
Mircropo
wer Voltage
Reference Diode
1.2 1 20 20 60 0.02 0 to 70 20 N 3TO-92,
SOIC-8, ,
TSSOP-8
0.22
Current Reference
REF200 Dual-Current Reference
with Current Mirror
100 µA/Channel ±1 25 (typ) — 1nAp-p — –25 to +85 50 µA to
400 µA
N PDIP-8,
SOIC-8
2.60
LM134 3-Terminal Adjustable
Current Source
1 μA to 10 mA 3 33 — — — –55 to +125 1 μA to
10 mA
N TO-3 5.10
LM234 3-T
erminal Adjustable
Current Source
1 μA to 10 mA 3 33 — — — –25 to +100 1 μA to
10 mA
N TO-3,
SOIC-8
0.45
LM334 3-Terminal Adjustable
Current Source
1 μA to 10 mA 6 33 — — — 0 to +70 1 μA to
10 mA
N SOIC-8 0.27
(continued)
*Suggested resale price in U.S. dollars in quantities of 1,000. See www.ti.com/hirel for HiRel options.