STMicroelectronics LM4040D
The LM4040 is a low power and high accuracy shunt voltage reference providing a stable output voltage over the industrial temperature range (-40 to +125 °C), with a maximum temperature coefficient of 70 ppm/°C. It is available in 0.1%, 0.2%, 0.5% and 1% initial accuracy versions. The SOT323-5L and SOT23-3L packages can be designed in applications where space saving is a critical issue.| Part No. | LM4040D |
|---|---|
| Datasheet | LM4040D Download |
| Manufacturer |  STMicroelectronics |
| Description | Precision micropower shunt voltage reference |
| Buy | Stock & Price |
FEATURES
● Fixed 2.048 V, 2.5 V, 3.0 V, 4.096 V and 5.0 V output voltages● Ultra low operating current: 10 µA at 25 °C
● High precision @ 25 °C: +/- 0.1% (LM4040A), +/- 0.2% (LM4040B), +/- 0.5 % (LM4040C), +/- 1% (LM4040D)
● Very low LF noise: typ.10 µ Vp-p
● Stable when used with capacitive loads
● Industrial (-40 to +125 °C) temperature range
● 70 ppm/°C max. temperature coefficient
● Available in SOT23-3L and SOT323-5L packages
APPLICATIONS
● Portable, battery-operated equipment● Data acquisition systems
● Instrumentation
DESCRIPTION
The very low operating current is a key advantage for power restricted designs. The LM4040 is very stable and can be used in a broad range of application conditions. DS13886 - Rev 3 - October 2022 For further information contact your local STMicroelectronics sales office. 1 Note: Pin configuration Figure 1. Pin configuration SOT23-3L, SOT323-5L (top view) Cathode 1 K 3 NC Anode 2 A SOT23-3L Anode 1 A 5 NC NC 2 Cathode 3 K 4 NC SOT323-5L The NC pin must be left unconnected or connected to anode.
