FN8808 datasheet(17/44 Pages) RENESAS

Part #	FN8808

Description	2-Phase Boost Controller with Integrated Drivers

PDF	44 Pages

Scroll/Zoom	100%

Manufacturer	RENESAS [Renesas Technology Corp]

Direct Link	http://www.renesas.com

Logo

17 / 44 page

ISL78227

FN8808 Rev.6.02

Page 17 of 43

Feb 28, 2025

FIGURE 11. SOFT-START, DE MODE (DE/PHDRP = VCC), IOUT = 8A

FIGURE 12. EN SHUTDOWN, PVCC/PGOOD/SS FALL, IOUT = 0A

FIGURE 13. EN SHUTDOWN, IOUT = 8A

FIGURE 14. CCM MODE (DE/PHDRP = GND), PHASE 1 INDUCTOR

RIPPLE CURRENT, IOUT = 0A

FIGURE 15. EN SHUTDOWN, IOUT = 8A

FIGURE 16. CCM MODE (DE/PHDRP = GND), PHASE 2 INDUCTOR

RIPPLE CURRENT, IOUT = 0A

Performance Curves Unlessotherwisespecified,operating conditionsfortheoscilloscopewaveformsareV

IN = 12V,

VOUT = 36V, and TA = +25°C. (Continued)

SS 3.0V/DIV

PGOOD 5.0V/DIV

VOUT 20.0V/DIV

PH1 30.0V/DIV

5ms/DIV

PVCC 2.0V/DIV

PGOOD 3.0V/DIV

SS 2.0V/DIV

PH1 30.0V/DIV

20ms/DIV

PGOOD 5.0V/DIV

PH2 40.0V/DIV

PH1 40.0V/DIV

20µs/DIV

VOUT 20.0V/DIV

LG1 5.0V/DIV

IL1 4.0A/DIV

VOUT 30.0V/DIV

10µs/DIV

LG2 5.0V/DIV

VOUT 20.0V/DIV

PGOOD 4.0V/DIV

PH2 30.0V/DIV

PH1 30.0V/DIV

5ms/DIV

LG1 5.0V/DIV

IL2 4.0A/DIV

VOUT 30.0V/DIV

10µs/DIV

LG2 5.0V/DIV

FN8808 Datasheet(PDF) 17 Page - Renesas Technology Corp

FN8808 Datasheet(HTML) 17 Page - Renesas Technology Corp

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44

Datasheet Download

Link URL