Datasheet LM4041 (Analog Devices)
| Manufacturer | Analog Devices |
| Description | Improved Precision Micropower Shunt Voltage Reference |
| Pages / Page | 7 / 1 — Improved Precision Micropower. Shunt Voltage Reference. LM4041. General … |
| File Format / Size | PDF / 141 Kb |
| Document Language | English |
Improved Precision Micropower. Shunt Voltage Reference. LM4041. General Description. Features. Ultra-Small 3-Pin SC70 Package
Model Line for this Datasheet
- LM4041AEM3-1.2+ LM4041AEM3-1.2+T LM4041AIM3-1.2+ LM4041AIM3-1.2+T LM4041BEM3-1.2+ LM4041BEM3-1.2+T LM4041BEX3-1.2+ LM4041BEX3-1.2+T LM4041BIM3-1.2+ LM4041BIM3-1.2+T LM4041BIX3-1.2+ LM4041BIX3-1.2+T LM4041CEX3-1.2+ LM4041CEX3-1.2+T LM4041CIM3-1.2+ LM4041CIM3-1.2+T LM4041CIX3-1.2+ LM4041CIX3-1.2+T LM4041DEX3-1.2+ LM4041DEX3-1.2+T LM4041DIM3-1.2+ LM4041DIM3-1.2+T LM4041DIX3-1.2+ LM4041DIX3-1.2+T
Text Version of Document
19-1704; Rev 5; 1/09
Improved Precision Micropower Shunt Voltage Reference LM4041 General Description Features
The LM4041 is a precision two-terminal shunt mode, ♦
Ultra-Small 3-Pin SC70 Package
bandgap voltage reference with a fixed reverse break- ♦
0.1% (max) Initial Accuracy
down voltage of 1.225V. Ideal for space-critical appli- cations, the LM4041 is offered in the subminiature 3-pin ♦
100ppm/°C (max) Temperature Coefficient
SC70 surface-mount package (1.8mm ✕ 1.8mm), 50%
Guaranteed over -40°C to +125°C Temperature
smaller than comparable devices in SOT23 surface-
Range
mount packages (SOT23 versions are also available). ♦
Wide Operating Current Range: 60µA to 12mA
Laser-trimmed resistors ensure precise initial accuracy. ♦
Low 20µVRMS Output Noise (10Hz to 10kHz)
With a 100ppm/°C temperature coefficient, the device ♦
1.225V Fixed Reverse Breakdown Voltage
is offered in four grades of initial accuracy ranging from 0.1% to 1%. The LM4041 has a 60µA to 12mA shunt ♦
No Output Capacitors Required
current capability with low dynamic impedance, ensur- ♦
Tolerates Capacitive Loads
ing stable reverse-breakdown voltage accuracy over a wide range of operating temperatures and currents.
Ordering Information
The LM4041 does not require an external stabilizing
PIN- TOP
capacitor while ensuring stability with any capacitive
PART TEMP RANGE PACKAGE MARK
load. LM4041AIX3-1.2+T -40°C to +85°C 3 SC70-3 ABF The LM4041 is guaranteed over the temperature range -40°C to +125°C. LM4041AIM3-1.2+T -40°C to +85°C 3 SOT23-3 FZEB LM4041AEX3-1.2+T -40°C to +125°C 3 SC70-3 ALB LM4041AEM3-1.2+T -40°C to +125°C 3 SOT23-3 FZNC LM4041BIX3-1.2+T -40°C to +85°C 3 SC70-3 ABG LM4041BIM3-1.2+T -40°C to +85°C 3 SOT23-3 FZEC
________________________Applications
LM4041BEX3-1.2+T -40°C to +125°C 3 SC70-3 ALC Portable, Battery-Powered Equipment LM4041BEM3-1.2+T -40°C to +125°C 3 SOT23-3 FZND Notebook Computers LM4041CIX3-1.2+T -40°C to +85°C 3 SC70-3 ABH LM4041CIM3-1.2+T -40°C to +85°C 3 SOT23-3 FZED Cell Phones LM4041CEX3-1.2+T -40°C to +125°C 3 SC70-3 ALD Industrial Process Controls LM4041CEM3-1.2+T -40°C to +125°C 3 SOT23-3 FZNE LM4041DIX3-1.2+T -40°C to +85°C 3 SC70-3 ABI LM4041DIM3-1.2+T -40°C to +85°C 3 SOT23-3 FZEE LM4041DEX3-1.2+T -40°C to +125°C 3 SC70-3 ALE LM4041DEM3-1.2+T -40°C to +125°C 3 SOT23-3 FZNF
Pin Configuration Note:
For leaded version, contact factory. *See Selector Guide for a listing of LM4041 Output Voltage, TOP VIEW Initial Accuracy, and Temperature Coefficient specifications. +Denotes a lead(Pb)-free/RoHS-compliant package.
Selector Guide
+ 1
INITIAL OUTPUT
3 N.C.* LM4041
TEMPCO PART ACCURACY VOLTAGE (ppm/°C)
- 2
(%) (V)
LM4041A___-1.2-T 0.1 1.225 100
SC70-3/SOT23-3
LM4041B___-1.2-T 0.2 1.225 100 LM4041C___-1.2-T 0.5 1.225 100 *PIN 3 MUST BE LEFT FLOATING OR CONNECTED TO PIN 2. LM4041D___-1.2-T 1.0 1.225 150
________________________________________________________________ Maxim Integrated Products 1 For pricing, delivery, and ordering information, please contact Maxim Direct at 1-888-629-4642, or visit Maxim’s website at www.maxim-ic.com.
Improved Precision Micropower Shunt Voltage Reference LM4041 General Description Features
The LM4041 is a precision two-terminal shunt mode, ♦
Ultra-Small 3-Pin SC70 Package
bandgap voltage reference with a fixed reverse break- ♦
0.1% (max) Initial Accuracy
down voltage of 1.225V. Ideal for space-critical appli- cations, the LM4041 is offered in the subminiature 3-pin ♦
100ppm/°C (max) Temperature Coefficient
SC70 surface-mount package (1.8mm ✕ 1.8mm), 50%
Guaranteed over -40°C to +125°C Temperature
smaller than comparable devices in SOT23 surface-
Range
mount packages (SOT23 versions are also available). ♦
Wide Operating Current Range: 60µA to 12mA
Laser-trimmed resistors ensure precise initial accuracy. ♦
Low 20µVRMS Output Noise (10Hz to 10kHz)
With a 100ppm/°C temperature coefficient, the device ♦
1.225V Fixed Reverse Breakdown Voltage
is offered in four grades of initial accuracy ranging from 0.1% to 1%. The LM4041 has a 60µA to 12mA shunt ♦
No Output Capacitors Required
current capability with low dynamic impedance, ensur- ♦
Tolerates Capacitive Loads
ing stable reverse-breakdown voltage accuracy over a wide range of operating temperatures and currents.
Ordering Information
The LM4041 does not require an external stabilizing
PIN- TOP
capacitor while ensuring stability with any capacitive
PART TEMP RANGE PACKAGE MARK
load. LM4041AIX3-1.2+T -40°C to +85°C 3 SC70-3 ABF The LM4041 is guaranteed over the temperature range -40°C to +125°C. LM4041AIM3-1.2+T -40°C to +85°C 3 SOT23-3 FZEB LM4041AEX3-1.2+T -40°C to +125°C 3 SC70-3 ALB LM4041AEM3-1.2+T -40°C to +125°C 3 SOT23-3 FZNC LM4041BIX3-1.2+T -40°C to +85°C 3 SC70-3 ABG LM4041BIM3-1.2+T -40°C to +85°C 3 SOT23-3 FZEC
________________________Applications
LM4041BEX3-1.2+T -40°C to +125°C 3 SC70-3 ALC Portable, Battery-Powered Equipment LM4041BEM3-1.2+T -40°C to +125°C 3 SOT23-3 FZND Notebook Computers LM4041CIX3-1.2+T -40°C to +85°C 3 SC70-3 ABH LM4041CIM3-1.2+T -40°C to +85°C 3 SOT23-3 FZED Cell Phones LM4041CEX3-1.2+T -40°C to +125°C 3 SC70-3 ALD Industrial Process Controls LM4041CEM3-1.2+T -40°C to +125°C 3 SOT23-3 FZNE LM4041DIX3-1.2+T -40°C to +85°C 3 SC70-3 ABI LM4041DIM3-1.2+T -40°C to +85°C 3 SOT23-3 FZEE LM4041DEX3-1.2+T -40°C to +125°C 3 SC70-3 ALE LM4041DEM3-1.2+T -40°C to +125°C 3 SOT23-3 FZNF
Pin Configuration Note:
For leaded version, contact factory. *See Selector Guide for a listing of LM4041 Output Voltage, TOP VIEW Initial Accuracy, and Temperature Coefficient specifications. +Denotes a lead(Pb)-free/RoHS-compliant package.
Selector Guide
+ 1
INITIAL OUTPUT
3 N.C.* LM4041
TEMPCO PART ACCURACY VOLTAGE (ppm/°C)
- 2
(%) (V)
LM4041A___-1.2-T 0.1 1.225 100
SC70-3/SOT23-3
LM4041B___-1.2-T 0.2 1.225 100 LM4041C___-1.2-T 0.5 1.225 100 *PIN 3 MUST BE LEFT FLOATING OR CONNECTED TO PIN 2. LM4041D___-1.2-T 1.0 1.225 150
________________________________________________________________ Maxim Integrated Products 1 For pricing, delivery, and ordering information, please contact Maxim Direct at 1-888-629-4642, or visit Maxim’s website at www.maxim-ic.com.
