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LM4041-N
,
LM4041-N-Q1
SNOS641G –OCTOBER 1999–REVISED JANUARY 2016
LM4041-N-xx Precision Micropower Shunt Voltage Reference
1 Features 3 Description
Ideal for space-critical applications, the LM4041-N
1
• Qualified for Automotive Applications
precision voltage reference is available in the sub-
• SEC-Q100 Qualified With the Following Results:
miniature SC70 and SOT-23 surface-mount
– Device Temperature Grade 1: –40°C to
packages. The advanced design of the LM4041-N
+125°C Ambient Temperature Range
eliminates the need for an external stabilizing
capacitor while ensuring stability with any capacitive
– Device Temperature Grade 3: –40°C to +85°C
load, thus making the LM4041-N easy to use. Further
Ambient Temperature Range (For SOT-23
reducing design effort is the availability of a fixed
Only)
(1.225 V) and adjustable reverse breakdown voltage.
• Available in Standard, AEC Q-100 Grade 1
The minimum operating current is 60 μA for the
(Extended Temperature Range), and Grade 3
LM4041-N 1.2 and the LM4041-N ADJ. Both versions
(Industrial Temperature Range) Qualified Versions
have a maximum operating current of 12 mA.
(SOT-23 Only)
The LM4041-N uses fuse and Zener-zap reverse
• Small Packages: SOT-23, TO-92, and SC70
breakdown or reference voltage trim during wafer sort
to ensure that the prime parts have an accuracy of
• No Output Capacitor Required
better than ±0.1% (A grade) at 25°C. Bandgap
• Tolerates Capacitive Loads
reference temperature drift curvature correction and
• Reverse Breakdown Voltage Options of 1.225 V
low dynamic impedance ensure stable reverse
and Adjustable
breakdown voltage accuracy over a wide range of
operating temperatures and currents.
• Output Voltage Tolerance (A grade, 25°C) =
±0.1%(Maximum)
Device Information
(1)
• Low Output Noise (10 Hz to 10kHz) = 20 μV
rms
PART NUMBER PACKAGE BODY SIZE (NOM)
• Wide Operating Current Range of 60 μA to 12 mA
SC70 (5) 1.25 mm × 2.00 mm
• Industrial Temperature Range (LM4041A/B-N,
LM4041-N SOT-23 (3) 1.30 mm × 2.92 mm
LM4041-N-Q1A/Q1B) of −40°C to +85°C
TO-92 (3) 4.30 mm × 4.30 mm
• Extended Temperature Range (LM4041C/D/E-N,
LM4041-N-Q1 SOT-23 (3) 1.30 mm × 2.92 mm
LM4041-N-Q1C/Q1D/Q1E) of −40°C to +125°C
(1) For all available packages, see the orderable addendum at
• Low Temperature Coefficient of 100 ppm/°C
the end of the data sheet.
(Maximum)
Block Diagram
2 Applications
• Portable, Battery-Powered Equipment
• Data Acquisition Systems
• Instrumentation
• Process Control
• Energy Management
• Automotive
• Precision Audio Components
1
An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications,
intellectual property matters and other important disclaimers. PRODUCTION DATA.
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