文件名称：典型温度特性-flutter实战
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更新时间：2024-06-29 05:58:37
ti ucd3138 数字电源 芯片资料
UCD3138 SLUSAP2B –MARCH 2012 –REVISED JULY 2012 www.ti.com 3.8 典型温度特性 2.1 (m V ) 2 L S B S iz e 1.9 1.8 E A D C 1.7 1.6 −40 −20 0 20 40 60 80 100 120 Temperature (°C) G005a 图 3-4. EADC LSB Size with 4X Gain (mV) vs. Temperature ADC12 Measurement Temperature Sensor Voltage 2.6 2.4 (V ) 2.2 V o lt a g e 2.0 S e n s o r 1.8 1.6 1.4 −60 −40 −20 0 20 40 60 80 100 120 140 160 Temperature (°C) G006b 图 3-5. ADC12 Measurement Temperature Sensor Voltage vs. Temperature ADC12 2.5-V REFERENCE 2.515 2.510 R e fe re n c e 2.505 2.500 2.495 A D C 1 2 2.490 2.485 2.480 2.475 −40 −20 0 20 40 60 80 100 120 Temperature (°C) G003b 图 3-6. ADC12 2.5-V Reference vs. Temperature ADC12 Temperature Sensor Measurement Error 8 6 (L S B ) 4 E rr o r 2 A D C 1 2 0 −2 −4 −40 −20 0 20 40 60 80 100 120 Temperature (°C) G002b 图 3-7. ADC12 Temperature Sensor Measurement Error vs. Temperature UCD3138 Oscillator Frequency 2.08 R e fe re n c e 2.04 2 2 -M H Z 1.96 1.92 −40 −20 0 20 40 60 80 100 120 Temperature (°C) G004b 图 3-8. UCD3138 Oscillator Frequency (2MHz Reference, Divided Down from 250MHz) vs. Temperature 22 Electrical Specifications Copyright © 2012, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Link(s): UCD3138