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LM4041-N, LM4041-N-Q1

www.ti.com

SNOS641F –OCTOBER 1999–REVISED JULY 2013

LM4041-N/LM4041-N-Q1 Precision Micropower Shunt Voltage Reference

Check for Samples: LM4041-N, LM4041-N-Q1

FEATURES

DESCRIPTION

Ideal for space critical applications, the LM4041-N

• Available in Standard, AEC Q-100 Grade 1

precision voltage reference is available in the sub-

(Extended Temp. Range) and Grade 3

miniature SC70 and SOT-23 surface-mount

(Industrial Temp. Range) Qualified Versions

packages. The LM4041-N's advanced design

(SOT-23 only)

eliminates the need for an external stabilizing

• Small Packages: SOT-23, TO-92, and SC70

capacitor while ensuring stability with any capacitive

load, thus making the LM4041-N easy to use. Further

• No Output Capacitor Required

reducing design effort is the availability of a fixed

• Tolerates Capacitive Loads

(1.225V) and adjustable reverse breakdown voltage.

• Reverse Breakdown Voltage Options of 1.225V

The minimum operating current is 60 μA for the

and Adjustable

LM4041-N 1.2 and the LM4041-N ADJ. Both versions

have a maximum operating current of 12 mA.

APPLICATIONS

The LM4041-N utilizes fuse and zener-zap reverse

• Portable, Battery-Powered Equipment

breakdown or reference voltage trim during wafer sort

to ensure that the prime parts have an accuracy of

• Data Acquisition Systems

better than ±0.1% (A grade) at 25°C. Bandgap

• Instrumentation

reference temperature drift curvature correction and

• Process Control

low dynamic impedance ensure stable reverse

breakdown voltage accuracy over a wide range of

• Energy Management

operating temperatures and currents.

• Automotive

• Precision Audio Components

Key Specifications (LM4041-N/LM4041-N-Q1 1.2)

Output voltage tolerance (A grade, 25°C) ±0.1%(max)

Low output noise (10 Hz to 10kHz) 20μV

rms

Wide operating current range 60μA to 12mA

Industrial temperature range (LM4041A/B-N, LM4041-N-Q1A/Q1B) −40°C to +85° C

Extended temperature range (LM4041C/D/E-N, LM4041-N-Q1C/Q1D/Q1E) −40°C to +125°C

Low temperature coefficient 100 ppm/°C (max)

Connection Diagrams

*This pin must be left floating or connected to pin 2.

Figure 1. SOT-23 - Top View

See Package Number DBZ0003A

(JEDEC Registration TO-236AB)

Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of

Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.

2All trademarks are the property of their respective owners.

PRODUCTION DATA information is current as of publication date.

Products conform to specifications per the terms of the Texas

Instruments standard warranty. Production processing does not

necessarily include testing of all parameters.

Summary of content (34 pages)

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LM4041-N, LM4041-N-Q1 www.ti.com SNOS641F – OCTOBER 1999 – REVISED JULY 2013 LM4041-N/LM4041-N-Q1 Precision Micropower Shunt Voltage Reference Check for Samples: LM4041-N, LM4041-N-Q1 FEATURES DESCRIPTION • Ideal for space critical applications, the LM4041-N precision voltage reference is available in the subminiature SC70 and SOT-23 surface-mount packages.
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LM4041-N, LM4041-N-Q1 SNOS641F – OCTOBER 1999 – REVISED JULY 2013 - 1 www.ti.com 5 1 5 N/C FB N/C 2 2 N/C* 3 + 4 3 4 N/C N/C + ADJ *This pin must be left floating or connected to pin 1. Figure 2. SC70 - Top View See Package Number DCK0005A Figure 3. TO-92 Bottom View See Package Number LP0003A These devices have limited built-in ESD protection.
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LM4041-N, LM4041-N-Q1 www.ti.com SNOS641F – OCTOBER 1999 – REVISED JULY 2013 Operating Ratings (1) (2) (Tmin ≤ TA ≤ Tmax) Temperature Range −40°C ≤ TA ≤ +85°C Industrial Temperature Range −40°C ≤ TA ≤ +125°C Extended Temperature Range Reverse Current Output Voltage Range (1) (2) LM4041-N 1.2, LM4041-N-Q1 1.2 60 μA to 12 mA LM4041-N ADJ, LM4041-N-Q1 ADJ 60 μA to 12 mA LM4041-N ADJ, LM4041-N-Q1 ADJ 1.
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LM4041-N, LM4041-N-Q1 SNOS641F – OCTOBER 1999 – REVISED JULY 2013 www.ti.com LM4041-N/LM4041-N-Q1 1.2 Electrical Characteristics (Industrial Temperature Range) (continued) Boldface limits apply for TA = TJ = TMIN to TMAX; all other limits TA = TJ = 25°C. The grades A and B designate initial Reverse Breakdown Voltage tolerances of ±0.1% and ±0.2%, respectively.
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LM4041-N, LM4041-N-Q1 www.ti.com SNOS641F – OCTOBER 1999 – REVISED JULY 2013 LM4041-N/LM4041-N-Q1 1.2 Electrical Characteristics (Industrial Temperature Range) Boldface limits apply for TA = TJ = TMINto TMAX; all other limits TA = TJ = 25°C. The grades C, D and E designate initial Reverse Breakdown Voltage tolerances of ±0.5%, ±1.0% and ±2.0%, respectively.
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LM4041-N, LM4041-N-Q1 SNOS641F – OCTOBER 1999 – REVISED JULY 2013 www.ti.com LM4041-N/LM4041-N-Q1 1.2 Electrical Characteristics (Extended Temperature Range) Boldface limits apply for TA = TJ = TMINto TMAX; all other limits TA = TJ = 25°C. The grades C, D and E designate initial Reverse Breakdown Voltage tolerance of ±0.5%, ±1.0% and ±2.0% respectively.
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LM4041-N, LM4041-N-Q1 www.ti.com SNOS641F – OCTOBER 1999 – REVISED JULY 2013 LM4041-N/LM4041-N-Q1 ADJ (Adjustable) Electrical Characteristics (Industrial Temperature Range) Boldface limits apply for TA = TJ = TMINto TMAX; all other limits TJ = 25°C unless otherwise specified (SOT-23, see (1)), IRMIN ≤ IR ≤ 12 mA, VREF ≤ VOUT ≤ 10V. The grades C and D designate initial Reference Voltage Tolerances of ±0.5% and ±1%, respectively for VOUT = 5V.
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LM4041-N, LM4041-N-Q1 SNOS641F – OCTOBER 1999 – REVISED JULY 2013 www.ti.com LM4041-N/LM4041-N-Q1 ADJ (Adjustable) Electrical Characteristics (Extended Temperature Range) Boldface limits apply for TA = TJ = TMINto TMAX; all other limits TJ = 25°C unless otherwise specified (SOT-23, see (1)), IRMIN ≤ IR ≤ 12 mA, VREF ≤ VOUT ≤ 10V. The grades C and D designate initial Reference Voltage Tolerances of ±0.5% and ±1%, respectively for VOUT = 5V.
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LM4041-N, LM4041-N-Q1 www.ti.com SNOS641F – OCTOBER 1999 – REVISED JULY 2013 Typical Performance Characteristics Temperature Drift for Different Average Temperature Coefficient Output Impedance vs Frequency Figure 4. Figure 5. Noise Voltage Reverse Characteristics and Minimum Operating Current Figure 6. Figure 7. Start-Up Characteristics Figure 8. Figure 9.
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LM4041-N, LM4041-N-Q1 SNOS641F – OCTOBER 1999 – REVISED JULY 2013 www.ti.com Typical Performance Characteristics (continued) 10 Reference Voltage vs Output Voltage and Temperature Reference Voltage vs Temperature and Output Voltage Figure 10. Figure 11. Feedback Current vs Output Voltage and Temperature Output Saturation (SOT-23 Only) Figure 12. Figure 13. Output Impedance vs Frequency Output Impedance vs Frequency Figure 14. Figure 15.
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LM4041-N, LM4041-N-Q1 www.ti.com SNOS641F – OCTOBER 1999 – REVISED JULY 2013 Typical Performance Characteristics (continued) Reverse Characteristics Figure 16. Figure 17. Large Signal Response Figure 18. Figure 19.
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LM4041-N, LM4041-N-Q1 SNOS641F – OCTOBER 1999 – REVISED JULY 2013 www.ti.com Functional Block Diagram *LM4041-N ADJ only **LM4041-N 1.2 only APPLICATIONS INFORMATION The LM4041-N is a precision micro-power curvature-corrected bandgap shunt voltage reference. For space critical applications, the LM4041-N is available in the sub-miniature SOT-23 and SC70 surface-mount package.
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LM4041-N, LM4041-N-Q1 www.ti.com SNOS641F – OCTOBER 1999 – REVISED JULY 2013 • VREF VO is the output voltage. The actual value of the internal VREF is a function of VO. The “corrected” VREF is determined by = ΔVO (ΔVREF/ΔVO) + VY (1) where • VY = 1.240 V • ΔVO = (VO − VY) and (2) ΔVREF/ΔVO is found in the Electrical Characteristics and is typically −1.55 mV/V.
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LM4041-N, LM4041-N-Q1 SNOS641F – OCTOBER 1999 – REVISED JULY 2013 www.ti.com Figure 22. Bounded amplifier reduces saturation-induced delays and can prevent succeeding stage damage. Nominal clamping voltage is ±VO (LM4041-N's reverse breakdown voltage) +2 diode VF. Figure 23. Voltage Level Detector Figure 24. Voltage Level Detector Figure 25. Fast Positive Clamp 2.
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LM4041-N, LM4041-N-Q1 www.ti.com SNOS641F – OCTOBER 1999 – REVISED JULY 2013 Figure 26. Bidirectional Clamp ±2.4V Figure 27. Bidirectional Adjustable Clamp ±18V to ±2.4V Figure 28. Bidirectional Adjustable Clamp ±2.
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LM4041-N, LM4041-N-Q1 SNOS641F – OCTOBER 1999 – REVISED JULY 2013 www.ti.com Figure 29. Simple Floating Current Detector *D1 can be any LED, VF = 1.5V to 2.2V at 3 mA. D1 may act as an indicator. D1 will be on if ITHRESHOLDfalls below the threshold current, except with I = 0. Figure 30. Current Source Figure 31.
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LM4041-N, LM4041-N-Q1 www.ti.com SNOS641F – OCTOBER 1999 – REVISED JULY 2013 Figure 32.
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LM4041-N, LM4041-N-Q1 SNOS641F – OCTOBER 1999 – REVISED JULY 2013 www.ti.com REVISION HISTORY Changes from Revision D (April 2013) to Revision E • 18 Page Changed layout of National Data Sheet to TI format ..........................................................................................................
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PACKAGE OPTION ADDENDUM www.ti.com 10-Nov-2013 PACKAGING INFORMATION Orderable Device Status (1) Package Type Package Pins Package Drawing Qty Eco Plan Lead/Ball Finish MSL Peak Temp (2) (6) (3) Op Temp (°C) Device Marking (4/5) LM4041AIM3-1.2 NRND SOT-23 DBZ 3 1000 TBD Call TI Call TI -40 to 85 R1A LM4041AIM3-1.2/NOPB ACTIVE SOT-23 DBZ 3 1000 Green (RoHS & no Sb/Br) CU SN Level-1-260C-UNLIM -40 to 85 R1A LM4041AIM3X-1.
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PACKAGE OPTION ADDENDUM www.ti.com Orderable Device 10-Nov-2013 Status (1) LM4041CIM3-1.
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PACKAGE OPTION ADDENDUM www.ti.com Orderable Device 10-Nov-2013 Status (1) LM4041DIM3-1.
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PACKAGE OPTION ADDENDUM www.ti.com Orderable Device 10-Nov-2013 Status (1) LM4041EIM3X-1.2/NOPB Package Type Package Pins Package Drawing Qty ACTIVE SOT-23 DBZ 3 3000 Eco Plan Lead/Ball Finish MSL Peak Temp (2) (6) (3) Op Temp (°C) Device Marking Green (RoHS & no Sb/Br) CU SN Level-1-260C-UNLIM -40 to 85 R1E (4/5) LM4041EIM7-1.2 NRND SC70 DCK 5 1000 TBD Call TI Call TI -40 to 85 R1E LM4041EIM7-1.
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PACKAGE OPTION ADDENDUM www.ti.com Orderable Device 10-Nov-2013 Status (1) Package Type Package Pins Package Drawing Qty Eco Plan Lead/Ball Finish MSL Peak Temp (2) (6) (3) Op Temp (°C) Device Marking (4/5) LM4041QDEM3X-1.2NO PREVIEW SOT-23 DBZ 3 3000 Green (RoHS & no Sb/Br) CU SN Level-1-260C-UNLIM -40 to 125 RQD LM4041QDEM3X-ADJNO PREVIEW SOT-23 DBZ 3 3000 Green (RoHS & no Sb/Br) CU SN Level-1-260C-UNLIM -40 to 125 RZD LM4041QDIM3-1.
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PACKAGE OPTION ADDENDUM www.ti.com 10-Nov-2013 (3) MSL, Peak Temp. - The Moisture Sensitivity Level rating according to the JEDEC industry standard classifications, and peak solder temperature. (4) There may be additional marking, which relates to the logo, the lot trace code information, or the environmental category on the device. (5) Multiple Device Markings will be inside parentheses. Only one Device Marking contained in parentheses and separated by a "~" will appear on a device.
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PACKAGE MATERIALS INFORMATION www.ti.com 21-Jan-2014 TAPE AND REEL INFORMATION *All dimensions are nominal Device Package Package Pins Type Drawing SPQ Reel Reel A0 Diameter Width (mm) (mm) W1 (mm) B0 (mm) K0 (mm) P1 (mm) LM4041AIM3-1.2 SOT-23 DBZ 3 1000 178.0 8.4 LM4041AIM3-1.2/NOPB SOT-23 DBZ 3 1000 178.0 LM4041AIM3X-1.2/NOPB SOT-23 DBZ 3 3000 178.0 W Pin1 (mm) Quadrant 3.3 2.9 1.22 4.0 8.0 Q3 8.4 3.3 2.9 1.22 4.0 8.0 Q3 8.4 3.3 2.9 1.22 4.0 8.
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PACKAGE MATERIALS INFORMATION www.ti.com 21-Jan-2014 Device Package Package Pins Type Drawing SPQ Reel Reel A0 Diameter Width (mm) (mm) W1 (mm) B0 (mm) K0 (mm) P1 (mm) W Pin1 (mm) Quadrant LM4041CIM3-1.2 SOT-23 DBZ 3 1000 178.0 8.4 3.3 2.9 1.22 4.0 8.0 Q3 LM4041CIM3-1.2/NOPB SOT-23 DBZ 3 1000 178.0 8.4 3.3 2.9 1.22 4.0 8.0 Q3 LM4041CIM3-ADJ SOT-23 DBZ 3 1000 178.0 8.4 3.3 2.9 1.22 4.0 8.0 Q3 LM4041CIM3-ADJ/NOPB SOT-23 DBZ 3 1000 178.0 8.4 3.3 2.9 1.
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PACKAGE MATERIALS INFORMATION www.ti.com 21-Jan-2014 Device Package Package Pins Type Drawing SPQ Reel Reel A0 Diameter Width (mm) (mm) W1 (mm) B0 (mm) K0 (mm) P1 (mm) W Pin1 (mm) Quadrant LM4041EIM7-1.2 SC70 DCK 5 1000 178.0 8.4 2.25 2.45 1.2 4.0 8.0 Q3 LM4041EIM7-1.2/NOPB SC70 DCK 5 1000 178.0 8.4 2.25 2.45 1.2 4.0 8.0 Q3 LM4041EIM7X-1.2/NOPB SC70 DCK 5 3000 178.0 8.4 2.25 2.45 1.2 4.0 8.0 Q3 LM4041QAIM3-1.2/NO SOT-23 DBZ 3 1000 178.0 8.4 3.3 2.
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PACKAGE MATERIALS INFORMATION www.ti.com 21-Jan-2014 Device Package Type Package Drawing Pins SPQ Length (mm) Width (mm) Height (mm) LM4041BIM3X-1.2/NOPB SOT-23 DBZ 3 3000 210.0 185.0 35.0 LM4041BIM7-1.2 SC70 DCK 5 1000 210.0 185.0 35.0 LM4041BIM7-1.2/NOPB SC70 DCK 5 1000 210.0 185.0 35.0 LM4041BIM7X-1.2 SC70 DCK 5 3000 210.0 185.0 35.0 LM4041BIM7X-1.2/NOPB SC70 DCK 5 3000 210.0 185.0 35.0 LM4041CEM3-1.2 SOT-23 DBZ 3 1000 210.0 185.0 35.
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PACKAGE MATERIALS INFORMATION www.ti.com 21-Jan-2014 Device Package Type Package Drawing Pins SPQ Length (mm) Width (mm) Height (mm) LM4041DIM7X-ADJ/NOPB SC70 DCK 5 3000 210.0 185.0 35.0 LM4041EEM3-1.2 SOT-23 DBZ 3 1000 210.0 185.0 35.0 LM4041EEM3-1.2/NOPB SOT-23 DBZ 3 1000 210.0 185.0 35.0 LM4041EEM3X-1.2 SOT-23 DBZ 3 3000 210.0 185.0 35.0 LM4041EEM3X-1.2/NOPB SOT-23 DBZ 3 3000 210.0 185.0 35.0 LM4041EIM3-1.2 SOT-23 DBZ 3 1000 210.0 185.0 35.
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