LTC7813 datasheet(22/59 Pages) AD

Part #	LTC7813

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

PDF	59 Pages

Scroll/Zoom	100%

Manufacturer	AD [Analog Devices]

Direct Link	http://www.analog.com

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22 / 59 page

Data Sheet

LT8210-1

analog.com

Rev. A

22 of 59

Figure 29. Pass-Thru Start-Up: VIN Below Pass-Thru Window

(Figure 79)

Figure 30. Pass-Thru Start-Up: VIN in Pass-Thru Window

(Figure 79)

Figure 31. Pass-Thru Start-Up: VIN above Pass-Thru Window

(Figure 79)

Figure 32. Pass-Thru Line Step (Figure 79)

Figure 33. Pass-Thru Load Step (Figure 79)

Figure 34. Pass-Thru Positive Surge (Figure 79)

VOUT = 8V

VIN = 6V

3ms/DIV

IL (One Rail)

10A/DIV

DG (One Rail)

10V/DIV

PWGD (One Rail)

2V/DIV

VOUT

5V/DIV

VOUT = 12V

VIN = 12V

3ms/DIV

IL (One Rail)

10A/DIV

DG (One Rail)

10V/DIV

PWGD (One Rail)

2V/DIV

VOUT

10V/DIV

VOUT = 16V

VIN = 20V

3ms/DIV

IL (One Rail)

10A/DIV

DG (One Rail)

10V/DIV

PWGD (One Rail)

2V/DIV

VOUT

10V/DIV

VOUT = VIN = 23V

VOUT = VIN = 29V

100µs/DIV

VIN

5V/DIV

SW1

20V/DIV

VOUT

5V/DIV

2A/DIV

1ms/DIV

IOUT

25A/DIV

5A/DIV

IMON

100mV/DIV

VOUT (AC)

1V/DIV

VIN = VOUT = 28V

VIN = 70V

VOUT = 32V

50µs/DIV

SW1

50V/DIV

VIN

10V/DIV

VOUT

10V/DIV

10A/DIV

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