LM4041Q
AUTOMOTIVE COMPLIANT 1.225V AND ADJUSTABLE PRECISION REFERENCE
Description
Pin Assignments
The LM4041Q is a bandgap circuit designed to achieve a precision
micro-power voltage reference of 1.225V; it is also available in an
adjustable version. The device is available in the small outline
SOT23 surface mount package which is ideal for applications where
space saving is important.
(Top View)
CATHODE
3
The fixed output version is available in 0.5% C grade and 1%
D grade while the adjustable is only available in D grade. Excellent
performance is maintained over the 60µA to 12mA operating current
range with a typical temperature coefficient of only 20ppm/°C. The
device has been designed to be highly tolerant of capacitive loads so
maintaining excellent stability.
ANODE
(Top View)
REF
10Hz to 10kHz 20µVrms
Wide Operating Current Range: 60µA to 12mA
Extended Temperature Range: -40°C to +125°C
Low Temperature Coefficient: 100ppm/°C (max)
Green Molding in Small Package SOT23
Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)
Halogen and Antimony Free. “Green” Device (Note 3)
Automotive Compliant
Qualified to AEC-Q100 Standards for High Reliability
PPAP Capable (Note 4)
Notes:
1
3 ANODE
CATHODE
No Output Capacitor Required
Output Voltage Tolerance
LM4041CQ:
±0.5% at +25°C
LM4041DQ:
±1.0% at +25°C
Low Output Noise:
2
LM4041_QF (SOT23)
The LM4041Q has been qualified to AEC-Q100 Grade 1 and is
Automotive Compliant supporting PPAPs.
N/C
Pin 3 must left floating or connected to pin 2.
This device offers a pin for pin compatible alternative to the LM4041
voltage reference in both adjustable and 1.225V output variants for
automotive applications.
Features
1
2
LM4041_ADJQF (SOT23)
Applications
Battery Powered Equipment
Precision Power Supplies
1. No purposely added lead. Fully EU Directive 2002/95/EC (RoHS) & 2011/65/EU (RoHS 2) compliant.
2. See http://www.diodes.com/quality/lead_free.html for more information about Diodes Incorporated’s definitions of Halogen- and Antimony-free, "Green"
and Lead-free.
3. Halogen- and Antimony-free "Green” products are defined as those which contain
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