"Good" DC / DC converter TPS62260DRV

Mode Pin = '0'
Channel 1: yellow:	Vout Ripple (AC 20mV/DIV)
Channel 2: blue:	Vin (DC 1V/DIV) = 5,0V
Channel 3: pink:	SW Pin (DC 5V/DIV)
Channel 4: green:	IL (DC 100mA/DIV Tektronix Current Probe; Current througt Inductor)


00 -> without connection to SW pin and Current voltage converter
Time 40us/DIV

01 -> without connection to SW pin and Current voltage converter
Time 10us/DIV

02 -> without connection to SW pin
Time 40us/DIV

03 -> without connection to SW pin
Time 10us/DIV

04 -> everything connected
Time 40us/DIV

05 -> everything connected
Time 10us/DIV

06 -> everything connected
Time 2us/DIV + channel 1 to 100mV/DIV

07 -> everything connected
Time 400ns/DIV + channel 1 to 100mV/DIV



"Defective" DC / DC converter TPS62260DRV

Mode Pin = '0'
Channel 1: yellow:	Vout Ripple (AC 20mV/DIV)
Channel 2: blue:	Vin (DC 1V/DIV) = 5,0V
Channel 3: pink:	SW Pin (DC 5V/DIV)
Channel 4: green:	IL (DC 100mA/DIV Tektronix Current Probe; Current througt Inductor)



08 -> without connection to SW pin and Current voltage converter
Time 100us/DIV

09 -> without connection to SW pin and Current voltage converter
Time 40us/DIV

10 -> without connection to SW pin and Current voltage converter
Time 10us/DIV

11 -> without connection to SW pin
Time 100us/DIV

12 -> without connection to SW pin
Time 100us/DIV + channel 1 to 100mV/DIV

13 -> without connection to SW pin
Time 40us/DIV + channel 1 to 100mV/DIV

14 -> without connection to SW pin
Time 10us/DIV + channel 1 to 100mV/DIV

15 -> without connection to SW pin
Time 2us/DIV + channel 1 to 100mV/DIV

16 -> everything connected
Time 100us/DIV + channel 1 to 100mV/DIV

17 -> everything connected
Time 40us/DIV + channel 1 to 100mV/DIV

18 -> everything connected
Time 10us/DIV + channel 1 to 100mV/DIV

19 -> everything connected
Time 2us/DIV + channel 1 to 500mV/DIV

20 -> everything connected
Time 400ns/DIV + channel 1 to 500mV/DIV
