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REF50 Datasheet(PDF) 23 Page - Texas Instruments

Part # REF50
Description  REF50xx Low-Noise, Very Low Drift, Wide VIN Precision Voltage Reference
PDF  52 Pages
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Manufacturer  TI2 [Texas Instruments]
Direct Link  https://www.ti.com
Logo TI2 - Texas Instruments

REF50 Datasheet(HTML) 23 Page - Texas Instruments

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8 Detailed Description
8.1 Overview
The REF50xx is family of low-noise, precision band-gap voltage references designed for excellent initial voltage
accuracy and drift. See Section 8.2 for a simplified block diagram of the REF50xx.
8.2 Functional Block Diagram
R5
60kW
REF50xx
TEMP
V
OUT
GND
TRIM/NR
V
IN
aT
aT
(10 A
m
at+25 C)
°
R2
R1
R3
R4
10kW
1kW
1.2V
Figure 8-1. REF50xxI, REF50xxAI Block Diagram
62k
VOUT
T (10µ A
at +25°C)
Bandgap
13k
VIN
EN
NR
GND
TMP
Figure 8-2. REF50xxEI Block Diagram
www.ti.com
REF50, REF50E
SBOS410O – JUNE 2007 – REVISED OCTOBER 2025
Copyright © 2025 Texas Instruments Incorporated
Submit Document Feedback
23
Product Folder Links: REF50 REF50E



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