LTC7813 datasheet(21/59 Pages) AD

Part #	LTC7813

Description	100V VIN and VOUT Synchronous 4-Switch Multiphase Buck-Boost DC/DC Controller

PDF	59 Pages

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Manufacturer	AD [Analog Devices]

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21 / 59 page

Data Sheet

LT8210-1

analog.com

Rev. A

21 of 59

Figure 23. Load Step (Buck Region – Figure 79), 18.75A to 60A,

VIN = 24V, VOUT = 12V, CCM

Figure 24. Line Step (Boost Region – Figure 79)

Figure 25. Line Step (Buck-Boost Region – Figure 79)

Figure 26. Line Step (Buck Region – Figure 79)

Figure 27. Input Voltage Sweep (CCM Mode – Figure 79), 37.5A

Load

Figure 28. Input Voltage Sweep (Pass-Thru – Figure 79),

37.5A Load

500µs/DIV

IOUT

25A/DIV

IMON

100mV/DIV

VOUT (AC)

500mV/DIV

15A/DIV

VIN FROM 8V TO 12V

IOUT = 20A

CCM MODE

50µs/DIV

VIN

10V/DIV

SW2

10V/DIV

VOUT (AC)

200mV/DIV

10A/DIV

VIN FROM 12V TO 22V

IOUT = 20A

CCM MODE

50µs/DIV

VIN

20V/DIV

SW2

20V/DIV

VOUT(AC)

200mV/DIV

10A/DIV

VIN FROM 20V TO 30V

IOUT = 20A

CCM MODE

50µs/DIV

VIN

20V/DIV

SW1

50V/DIV

VOUT (AC)

200mV/DIV

10A/DIV

VOUT = 12V

VIN = 6V

VIN = 20V

300µs/DIV

VIN

5V/DIV

SW1

20V/DIV

SW2

10V/DIV

VOUT

5V/DIV

VOUT = 16V

VOUT = 8V

300µs/DIV

VIN

5V/DIV

SW1

20V/DIV

SW2

10V/DIV

VOUT

5V/DIV

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