Datasheet LTC2946 (Analog Devices) - 6

LTC2946
TYPICAL PERFORMANCE CHARACTERISTICS INTVCC Shunt Regulator INTVCC Line Regulation Load Regulation SENSE Input Current
5.5 6.40 100 80 5.0 6.35 SENSE+ 60 4.5 6.30 40 VOLTAGE (V) CC OUTPUT VOLTAGE (V) 20 CC INTV SENSE CURRENT (µA) 4.0 6.25 SENSE– INTV 0 3.5 6.20 –20 0 20 40 60 80 100 0 10 20 30 40 0 20 40 60 80 100 VDD SUPPLY VOLTAGE (V) INTV SENSE VOLTAGE (V) 2946 G04 CC SHUNT CURRENT (mA) 2946 G05 2946 G06
ADR Voltage with Current SCL/SDAI Loaded Clamp Voltage GPIO, SDAO, SDAO Loaded Output Source or Sink vs Load Current Low Voltage vs Load Current
3.0 6.6 0.4 2.5 6.5 0.3 2.0 6.4 (V) (V) (V) 1.5 6.3 0.2 V ADR V OD(OL) 1.0 V SDA,SCL(CL) 6.2 0.1 0.5 6.1 0 6.0 0 –10 –5 0 5 10 0.01 0.10 1.00 10.00 0 2 4 6 8 10 IADR (µA) I I 2946 G07 LOAD (mA) OD (mA) 2946 G08 2946 G09
ADC Differential Nonlinearity ADC Total Unadjusted Error (ADIN) ADC Integral Nonlinearity (ADIN) (ADIN)
0.10 0.3 0.3 0.2 0.2 0.05 0.1 0.1 0 0 0 ADC TUE (%) ADC INL (LSB) ADC DNL (LSB) –0.1 –0.1 –0.05 –0.2 –0.2 –0.10 –0.3 –0.3 0 1024 2048 3072 4096 0 1024 2048 3072 4096 0 1024 2048 3072 4096 CODE CODE CODE 2946 G11 2946 G12 2946 G10 2946fa 6 For more information www.linear.com/LTC2946 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Timing Diagram Operation Applications Information Typical Applications Package Description Typical Application Related Parts