Datasheet LT6654BX (Analog Devices)
| 制造商 | Analog Devices |
| 描述 | 175°C, Wide Supply 2.5V Precision Voltage Reference |
| 页数 / 页 | 14 / 1 — FEATURES. DESCRIPTION. 2.5V Output Voltage. 100% Tested at 175°C. Total … |
| 文件格式/大小 | PDF / 1.2 Mb |
| 文件语言 | 英语 |
FEATURES. DESCRIPTION. 2.5V Output Voltage. 100% Tested at 175°C. Total Error < 1% Over –40°C to 175°C
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LT6654BX 175°C, Wide Supply 2.5V Precision Voltage Reference
FEATURES DESCRIPTION
n
2.5V Output Voltage
The LT®6654BX is a 2.5V precision voltage reference that n
100% Tested at 175°C
is rated for operation up to 175°C junction temperature. n
Total Error < 1% Over –40°C to 175°C
The LT6654BX operates from voltages up to 36V and is n
Low Thermal Hysteresis: 30ppm Over –40°C to 175°C
fully specified from –40°C to 175°C. A buffered output n
Wide Supply Range to 36V
ensures both sourcing and sinking output current, with n Long Term Drift: 50ppm/√kHr low output impedance and precise load regulation. These n Line Regulation(Up to 36V): 30ppm/V Max at 175°C features, in combination, make the LT6654BX well posi- n Low Dropout Voltage: 120mV Max at 175°C tioned for high temperature environment applications. n Sources 3mA and Sinks 10mA at 175°C Low thermal hysteresis ensures high accuracy and n Load Regulation 50ppm/mA Max at 175°C 1.5ppmP-P noise minimizes measurement uncertainty. n Low Noise 1.5ppmP-P (0.1Hz to 10Hz) Since the LT6654BX can also sink current, it can oper- n No Thermal Shutdown ate as a low power negative voltage reference with the n Fully Specified from –40°C to 175°C same precision as a positive reference. The typical per- n Available in an 8-Lead MSOP Package formance characteristics and the application information of the standard LT6654BH applies to the LT6654BX as well. See the LT6654 data sheet for more information.
APPLICATIONS
n The LT6654BX reference is offered in an 8-lead MSOP Oil and Gas Exploration n package. Down-Hole Drilling and Instrumentation All registered trademarks and trademarks are the property of their respective owners. n Avionics n Heavy Industrial n High Temperature Automotive
TYPICAL APPLICATION 175°C Basic Connection Output Voltage Temperature Drift
2.520 40 TYPICAL UNITS (V 2.515 OUT + 0.5V) < VIN < 36V IN LT6654BX OUT VOUT C GND IN CL 0.1µF 1µF 2.510 TAGE (V) 6654BX TA01a 2.505 2.500 OUTPUT VOL 2.495 2.490–45–25 –5 15 35 55 75 95 115135155175 TEMPERATURE (°C) 6654BX TA01b Rev. 0 Document Feedback For more information www.analog.com 1 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Applications Information Package Description Typical Application Related Parts
FEATURES DESCRIPTION
n
2.5V Output Voltage
The LT®6654BX is a 2.5V precision voltage reference that n
100% Tested at 175°C
is rated for operation up to 175°C junction temperature. n
Total Error < 1% Over –40°C to 175°C
The LT6654BX operates from voltages up to 36V and is n
Low Thermal Hysteresis: 30ppm Over –40°C to 175°C
fully specified from –40°C to 175°C. A buffered output n
Wide Supply Range to 36V
ensures both sourcing and sinking output current, with n Long Term Drift: 50ppm/√kHr low output impedance and precise load regulation. These n Line Regulation(Up to 36V): 30ppm/V Max at 175°C features, in combination, make the LT6654BX well posi- n Low Dropout Voltage: 120mV Max at 175°C tioned for high temperature environment applications. n Sources 3mA and Sinks 10mA at 175°C Low thermal hysteresis ensures high accuracy and n Load Regulation 50ppm/mA Max at 175°C 1.5ppmP-P noise minimizes measurement uncertainty. n Low Noise 1.5ppmP-P (0.1Hz to 10Hz) Since the LT6654BX can also sink current, it can oper- n No Thermal Shutdown ate as a low power negative voltage reference with the n Fully Specified from –40°C to 175°C same precision as a positive reference. The typical per- n Available in an 8-Lead MSOP Package formance characteristics and the application information of the standard LT6654BH applies to the LT6654BX as well. See the LT6654 data sheet for more information.
APPLICATIONS
n The LT6654BX reference is offered in an 8-lead MSOP Oil and Gas Exploration n package. Down-Hole Drilling and Instrumentation All registered trademarks and trademarks are the property of their respective owners. n Avionics n Heavy Industrial n High Temperature Automotive
TYPICAL APPLICATION 175°C Basic Connection Output Voltage Temperature Drift
2.520 40 TYPICAL UNITS (V 2.515 OUT + 0.5V) < VIN < 36V IN LT6654BX OUT VOUT C GND IN CL 0.1µF 1µF 2.510 TAGE (V) 6654BX TA01a 2.505 2.500 OUTPUT VOL 2.495 2.490–45–25 –5 15 35 55 75 95 115135155175 TEMPERATURE (°C) 6654BX TA01b Rev. 0 Document Feedback For more information www.analog.com 1 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Applications Information Package Description Typical Application Related Parts