LM4041AIZ-1.2 National Semiconductor, LM4041AIZ-1.2 Datasheet
LM4041AIZ-1.2
Related parts for LM4041AIZ-1.2
LM4041AIZ-1.2 Summary of contents
Page 1
... Tolerates capacitive loads n Reverse breakdown voltage options of 1.225V and adjustable Connection Diagrams DS011392-1 *This pin must be left floating or connected to pin 2. DS011392-3 © 1999 National Semiconductor Corporation DS011392 Key Specifications (LM4041-1.2) n Output voltage tolerance (A grade, 25˚C) n Low output noise ( 10kHz) n Wide operating current range ...
Page 2
... Voltage Option A = Adjustable Third Field: A–E = Initial Reverse Breakdown Voltage or Reference Voltage Tolerance ± ± ± 0.1 0.2 0.5 (TO-92) LM4041AIZ-1.2 See NS Package Number Z03A LM4041BIZ-1.2 See NS Package Number Z03A LM4041CIZ-1.2, LM4041CIZ-ADJ See NS Package Number Z03A LM4041DIZ-1.2, LM4041DIZ-ADJ See NS Package Number Z03A LM4041EIZ-1 ...
Page 3
... Output Voltage Range +220˚C LM4041-ADJ all other limits 25˚C. The grades A and B designate initial Re- MAX A J ± 0.2%, respectively. Typical LM4041AIM3 LM4041BIM3 Conditions (Note 4) LM4041AIZ Limits (Note 100 µA 1.225 R ± 100 µA R ± 45 ± ± ...
Page 4
LM4041-1.2 Electrical Characteristics (Industrial Temperature Range) Boldface limits apply for MIN ± verse Breakdown Voltage tolerances of Symbol Parameter Conditions V Reverse Breakdown I = 100 µ Voltage Reverse Breakdown I ...
Page 5
LM4041-1.2 Electrical Characteristics (Extended Temperature Range) Boldface limits apply for MIN ± verse Breakdown Voltage tolerance of 0.5%, and ± 2.0 respectively. Symbol Parameter Conditions V Reverse Breakdown I = 100 µA R ...
Page 6
LM4041-ADJ (Adjustable) Electrical Characteristics (Industrial Temperature Range) Boldface limits apply for MIN mA 10V. The grades C and D designate initial Reference Voltage Tolerances of RMIN R REF ...
Page 7
LM4041-ADJ (Adjustable) Electrical Characteristics (Extended Temperature Range) Boldface limits apply for MIN mA 10V. The grades C and D designate initial Reference Voltage Tolerances of RMIN R REF ...
Page 8
Electrical Characteristics (continued) Note 1: Absolute Maximum Ratings indicate limits beyond which damage to the device may occur. Operating Ratings indicate conditions for which the device is functional, but do not guarantee specific performance limits. For guaranteed specifications and test ...
Page 9
Typical Performance Characteristics Noise Voltage Start-Up Characteristics Reference Voltage vs Output Voltage and Temperature (Continued) Reverse Characteristics and Minimum Operating Current DS011392-5 DS011392-7 Reference Voltage vs Temperature and Output Voltage DS011392-11 9 DS011392-9 DS011392-8 DS011392-10 www.national.com ...
Page 10
Typical Performance Characteristics Feedback Current vs Output Voltage and Temperature Output Impedance vs Frequency Reverse Characteristics www.national.com (Continued) Output Saturation (SOT-23 Only) DS011392-12 Output Impedance vs Frequency DS011392-13 DS011392-15 10 DS011392-33 DS011392-14 DS011392-16 ...
Page 11
Typical Performance Characteristics Large Signal Response DS011392-17 Functional Block Diagram *LM4041-ADJ only **LM4041-1.2 only (Continued) DS011392-18 DS011392-21 11 www.national.com ...
Page 12
Applications Information The LM4041 is a precision micro-power curvature-corrected bandgap shunt voltage reference. For space critical applica- tions, the LM4041 is available in the sub-miniature SOT-23 surface-mount package. The LM4041 has been designed for stable operation without the need of ...
Page 13
Typical Applications (Continued) FIGURE 3. Bounded amplifier reduces saturation-induced delays and can prevent succeeding stage damage. Nominal clamping voltage is DS011392-20 FIGURE 4. Voltage Level Detector DS011392-24 ± V (LM4041’s reverse breakdown voltage) +2 diode V O FIGURE 5. Voltage ...
Page 14
Typical Applications (Continued) DS011392-25 FIGURE 6. Fast Positive Clamp 2. DS011392-26 FIGURE 7. Bidirectional Clamp FIGURE 10. Simple Floating Current Detector www.national.com FIGURE 8. Bidirectional Adjustable Clamp ± 2.4V FIGURE 9. Bidirectional Adjustable Clamp 14 DS011392-35 ± ...
Page 15
Typical Applications (Continued) Note 9: *D1 can be any LED 1. mA. D1 may act as an indicator. D1 will FIGURE 12. Precision Floating Current Detector DS011392-38 FIGURE ...
Page 16
Typical Applications (Continued) FIGURE 13. Precision 1 µ Current Sources www.national.com DS011392-28 DS011392-29 16 ...
Page 17
Physical Dimensions inches (millimeters) unless otherwise noted Plastic Surface Mount Package (M3) NS Package Number M03B (JEDEC Registration TO-236AB) Plastic Package (Z) NS Package Number Z03A 17 www.national.com ...
Page 18
... NATIONAL’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT AND GENERAL COUNSEL OF NATIONAL SEMICONDUCTOR CORPORATION. As used herein: 1. Life support devices or systems are devices or systems which, (a) are intended for surgical implant ...