Intelligent Systems Design Shunt-LDO Measurements RD53B Testchip 2 Jendrik Zorn 29.05.2019
Voltage [V] 2.0 1.8 1.6 1.4 min max Vofshalf 0.001095 0.399367 0.400462 Vref 0.001868 0.597173 0.599041 Vout_Sense 0.00346 1.20931 1.21277 Iin_Sense 0.69999 1.29998 1.99997 Iout_Sense -9.5688E-06-0.00010482-9.5251E-05 Vrefpre -1.54E-03 1.09E+00 1.10E+00 Vprereg -0.00121 0.548335 0.549545 Line Regulation - LDO Vref=600mV,Irefset=1101,Rext=600Ω 1.2 1.0 0.8 0.6 0.4 0.2 0.0 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 Input Voltage [V] Vofshalf Vref Vout_Sense Iin_Sense Iout_Sense Vrefpre Vprereg Masterthesis Measurements jendrik.zorn001@stud.fh-dortmund.de Slide 2
Voltage [V] 2.0 1.8 1.6 1.4 Line Regulation - SLDO Vofshalf=400mV,Vref=600mV,Irefset=1101,Rext=600Ω min max Vofs 0.017727 0.387041 0.404768 Vref 0.034377 0.572722 0.607099 Vout_Sense 0.04273 1.16128 1.20401 Iin_Sense 0.66266 1.28997 1.95263 Iout_Sense 0.00359238 0.00268512 0.0062775 Vrefpre 0.009908 0.556039 0.565947 Vprereg 0.02231 1.11036 1.13267 Slope = 0.817 Ω Offset = 0.6372 V 1.2 1.0 0.8 0.6 0.4 0.2 0.0 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 Input Current [A] Vofshalf Vref Vout_Sense Iin_Sense Iout_Sense Vrefpre Vprereg Masterthesis Measurements jendrik.zorn001@stud.fh-dortmund.de Slide 3
Voltage [V] 2.0 1.8 1.6 1.4 Line Regulation - SLDO Vofshalf=650mV,Vref=600mV,Irefset=1101,Rext=600Ω min max Vofs 0.014384 0.636181 0.650565 Vref 0.017921 0.580848 0.598769 Vout_Sense 0.03798 1.17607 1.21405 Iin_Sense 0.62087 1.35994 1.98081 Iout_Sense 0.00292711 0.00069144 0.00361855 Vrefpre 0.009372 0.551684 0.561056 Vprereg 0.02107 1.10088 1.12195 1.2 1.0 0.8 Slope = 0.7589 Ω Offset = 1.218 V 0.6 0.4 0.2 0.0 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 Input Current [A] Vofshalf Vref Vout_Sense Iin_Sense Iout_Sense Vrefpre Vprereg Masterthesis Measurements jendrik.zorn001@stud.fh-dortmund.de Slide 4
Voltage [V] Load Regulation - LDO Vref=600mV,Irefset=1101,Vin=2V,Rext=600Ω 2.0 1.8 1.6 1.4 1.2 1.0 0.8 0.6 0.4 0.2 0.0 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 Load Current [A] Vofshalf Vref Vout_Sense Iin_Sense Iout_Sense Vrefpre Vprereg Masterthesis Measurements jendrik.zorn001@stud.fh-dortmund.de Slide 5
Voltage [V] Load Regulation - LDO Vref=600mV,Irefset=1101,Vin=2V,Rext=600Ω 1.230 1.225 1.220 1.215 1.210 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 Load Current [A] min max Vofshalf 0.003213 0.401102 0.404315 Vref 0.006497 0.599515 0.606012 Vout_Sense 0.01543 1.21392 1.22935 Iin_Sense -0.0063 1.99204 1.99834 Iout_Sense 9.0688E-05 0.00012321 0.0002139 Vrefpre 0.004035 5.49E-01 5.53E-01 Vprereg 0.00782 1.09643 1.10425 Vout_Sense Masterthesis Measurements jendrik.zorn001@stud.fh-dortmund.de Slide 6
Voltage [V] Load Regulation - SLDO Vofshalf=400mV,Vref=600mV,Iin=1.1A,Irefset=1011,Rext=600Ω 2.0 1.8 1.6 1.4 1.2 1.0 0.8 0.6 0.4 0.2 0.0 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 Load Current [A] Vofshalf Vref Vout_Sense Iin_Sense Iout_Sense Vrefpre Vprereg Masterthesis Measurements jendrik.zorn001@stud.fh-dortmund.de Slide 7
Voltage [V] Load Regulation - SLDO Vofshalf=400mV,Vref=600mV,Iin=1.65A,Irefset=1110,Rext=600Ω 1.1670 1.1665 1.1660 1.1655 1.1650 1.1645 1.1640 1.1635 1.1630 1.1625 1.1620 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 Load Current [A] min max Vofshalf 0.000913 0.387447 0.38836 Vref 0.001712 0.572856 0.574568 Vout_Sense 0.00352 1.16277 1.16629 Iin_Sense 0.00196 1.5398 1.54176 Iout_Sense -4.417E-05-0.00398555-0.00394138 Vrefpre 0.0017 1.12E+00 1.12E+00 Vprereg 0.000692 0.561038 0.56173 Vout_Sense Masterthesis Measurements jendrik.zorn001@stud.fh-dortmund.de Slide 8
Voltage [V] Load Regulation - SLDO Vofshalf=650mV,Vref=600mV,Iin=1.1A,Irefset=1011,Rext=600Ω 2.0 1.8 1.6 1.4 1.2 1.0 0.8 0.6 0.4 0.2 0.0 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 Load Current [A] Vofshalf Vref Vout_Sense Iin_Sense Iout_Sense Vrefpre Vprereg Masterthesis Measurements jendrik.zorn001@stud.fh-dortmund.de Slide 9
Voltage [V] Load Regulation - SLDO Vofshalf=650mV,Vref=600mV,Iin=1A,Irefset=1011,Rext=600Ω 1.2150 1.2145 1.2140 1.2135 1.2130 1.2125 1.2120 1.2115 1.2110 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 Load Current [A] min max Vofshalf -0.001195 0.647956 0.649151 Vref 0.001584 0.598168 0.599752 Vout_Sense 0.00297 1.21144 1.21441 Iin_Sense 0 1.99996 1.99998 Iout_Sense -0.00004221-0.00382702-0.00378481 Vrefpre 0.00118 1.12E+00 1.12E+00 Vprereg 0.000604 0.562879 0.563483 Vout_Sense Masterthesis Measurements jendrik.zorn001@stud.fh-dortmund.de Slide 10
Sweep: Vofs - SLDO Vofshalf=375mV-600mV,Vref=600mV,Irefset=1110,Rext=600Ω Masterthesis Measurements jendrik.zorn001@stud.fh-dortmund.de Slide 11
Sweep: Vofs - SLDO Vofshalf=375mV-600mV,Vref=600mV,Irefset=1110,Rext=600Ω Masterthesis Measurements jendrik.zorn001@stud.fh-dortmund.de Slide 12
Sweep: Rext - SLDO Vofshalf=500mV,Vref=600mV,Irefset=1110,Rext=450Ω-600Ω Masterthesis Measurements jendrik.zorn001@stud.fh-dortmund.de Slide 13
Sweep: Rext - SLDO Vofshalf=500mV,Vref=600mV,Irefset=1110,Rext=450Ω-600Ω Masterthesis Measurements jendrik.zorn001@stud.fh-dortmund.de Slide 14
Load Transient - LDO Vref=600mV,Irefset=1011,Rext=600Ω,Vwave=2.08Vpp, Iload=0-500mA,Vin=2V Masterthesis Measurements jendrik.zorn001@stud.fh-dortmund.de Slide 15
Load Transient - LDO Vref=600mV,Irefset=1011,Rext=600Ω,Vwave=2.08Vpp, Iload=0-500mA,Vin=1.4V Masterthesis Measurements jendrik.zorn001@stud.fh-dortmund.de Slide 16
Load Transient - SLDO Vofshalf=400mV,Vref=600mV,Irefset=1011,Rext=600Ω,Vwave=2.08Vpp, Iload=0-500mA,Iin=1A Masterthesis Measurements jendrik.zorn001@stud.fh-dortmund.de Slide 17
Load Transient - SLDO Vofshalf=400mV,Vref=600mV,Irefset=1011,Rext=600Ω,Vwave=2.08Vpp, Iload=0-500mA,Iin=1.63A Masterthesis Measurements jendrik.zorn001@stud.fh-dortmund.de Slide 18
Load Transient - SLDO Vofshalf=650mV,Vref=600mV,Irefset=1011,Rext=600Ω,Vwave=2.08Vpp, Iload=0-500mA,Iin=1A Masterthesis Measurements jendrik.zorn001@stud.fh-dortmund.de Slide 19
Load Transient - LDO Vref=600mV,Irefset=1011,Rext=600Ω,Vwave=1.99Vpp, Iload=450-950mA,Vin=2V Masterthesis Measurements jendrik.zorn001@stud.fh-dortmund.de Slide 20
Load Transient - LDO Vref=600mV,Irefset=1011,Rext=600Ω,Vwave=1.99Vpp, Iload=450-950mA,Vin=1.4V Masterthesis Measurements jendrik.zorn001@stud.fh-dortmund.de Slide 21
Load Transient - SLDO Vofshalf=400mV,Vref=600mV,Irefset=1011,Rext=600Ω,Vwave=1.98Vpp, Iload=450-950mA,Iin=1A Masterthesis Measurements jendrik.zorn001@stud.fh-dortmund.de Slide 22
Load Transient - SLDO Vofshalf=400mV,Vref=600mV,Irefset=1011,Rext=600Ω,Vwave=1.98Vpp, Iload=450-950mA,Iin=1.66A Masterthesis Measurements jendrik.zorn001@stud.fh-dortmund.de Slide 23
Load Transient - SLDO Vofshalf=650mV,Vref=600mV,Irefset=1011,Rext=600Ω,Vwave=1.98Vpp, Iload=450-950mA,Iin=1A Masterthesis Measurements jendrik.zorn001@stud.fh-dortmund.de Slide 24
Startup behaviour - LDO Vref=600mV,Irefset=1011,Rext=600Ω,Vin=0V-2V,trise=110ms Masterthesis Measurements jendrik.zorn001@stud.fh-dortmund.de Slide 25
Startup behaviour - LDO Vref=600mV,Irefset=1011,Rext=600Ω,Vin=0V-1.4V,trise=110ms Masterthesis Measurements jendrik.zorn001@stud.fh-dortmund.de Slide 26
Startup behaviour - SLDO Vofshalf=400mV,Vref=600mV,Irefset=1011,Rext=600Ω, Iin=0A-1A,trise=110ms Masterthesis Measurements jendrik.zorn001@stud.fh-dortmund.de Slide 27
Startup behaviour - SLDO Vofshalf=400mV,Vref=600mV,Irefset=1011,Rext=600Ω, Iin=0A-1A,trise=200ms,delay=500ms Masterthesis Measurements jendrik.zorn001@stud.fh-dortmund.de Slide 28
Startup behaviour - SLDO Vofshalf=400mV,Vref=600mV,Irefset=1011,Rext=600Ω, Iin=0A-1.6A,trise=110ms,delay=20ms Masterthesis Measurements jendrik.zorn001@stud.fh-dortmund.de Slide 29
Startup behaviour - SLDO Vofshalf=400mV,Vref=600mV,Irefset=1011,Rext=600Ω, Iin=0A-1A,trise=200ms,delay=500ms Masterthesis Measurements jendrik.zorn001@stud.fh-dortmund.de Slide 30
Startup behaviour - SLDO Vofshalf=650mV,Vref=600mV,Irefset=1100,Rext=600Ω, Iin=0A-1A,trise=110ms,delay=20ms Masterthesis Measurements jendrik.zorn001@stud.fh-dortmund.de Slide 31
Startup behaviour - SLDO Vofshalf=650mV,Vref=600mV,Irefset=1100,Rext=600Ω, Iin=0A-1A,trise=200ms,delay=500ms Masterthesis Measurements jendrik.zorn001@stud.fh-dortmund.de Slide 32
Undershunt Current Protection - SLDO Vofshalf=400mV,Vref=600mV,Irefset=1011,Rext=600Ω, Iin=1A,[MA1]*10=I(Vwave) Iload=861mA+I(Vwave) Iload=865mA+I(Vwave) Iload=870mA+I(Vwave) Iload=875mA+I(Vwave) Iload=880mA+I(Vwave) Iload=885mA+I(Vwave) Masterthesis Measurements jendrik.zorn001@stud.fh-dortmund.de Slide 33
Undershunt Current Protection - SLDO Vofshalf=400mV,Vref=600mV,Irefset=1011,Rext=600Ω, Iin=1.4A,[MA1]*10=I(Vwave) Iload=835mA+I(Vwave) Iload=845mA+I(Vwave) Iload=855mA+I(Vwave) Iload=875mA+I(Vwave) Iload=910mA+I(Vwave) Iload=920mA+I(Vwave) Masterthesis Measurements jendrik.zorn001@stud.fh-dortmund.de Slide 34
Undershunt Current Protection - SLDO Vofshalf=650mV,Vref=600mV,Irefset=1100,Rext=600Ω, Iin=1A,[MA1]*10=I(Vwave) Iload=855mA+I(Vwave) Iload=857mA+I(Vwave) Iload=860mA+I(Vwave) Iload=875mA+I(Vwave) Iload=880mA+I(Vwave) Iload=884mA+I(Vwave) Masterthesis Measurements jendrik.zorn001@stud.fh-dortmund.de Slide 35
Overvoltage Protection LDO Line Regulation Vref=600mV,Irefset=1011,Rext=600Ω Masterthesis Measurements jendrik.zorn001@stud.fh-dortmund.de Slide 36
Overvoltage Protection LDO Load Regulation Vref=600mV,Irefset=1011,Rext=600Ω Masterthesis Measurements jendrik.zorn001@stud.fh-dortmund.de Slide 37
Overvoltage Protection LDO Load Regulation Vref=600mV,Irefset=1011,Rext=600Ω Masterthesis Measurements jendrik.zorn001@stud.fh-dortmund.de Slide 38