STBB3J datasheet(13/25 Pages) STMICROELECTRONICS

Part #	STBB3J

Description	2 A, high efficiency single inductor buck-boost DC-DC converter

PDF	25 Pages

Scroll/Zoom	100%

Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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13 / 25 page

DocID025263 Rev 5

13/25

STBB3J

Typical performance characteristics

Figure 17. Load transient response

@ VIN=3.6 V, IOUT = 100 to 300 mA

Figure 18. Load transient response

@ VIN=3.6 V, IOUT = 300 mA to 100 mA

Figure 19. Load transient response

@ VIN=5.5 V, IOUT = 100 to 300 mA

Figure 20. Load transient response

@ VIN=5.5 V, IOUT = 300 to 100 mA

Figure 21. Startup after enable @ VIN=1.8 V

Figure 22. Startup after enable @ VIN=3.6 V

AM16837v1

Output voltage 50

mV/div, DC offset 3.27 V

Output current 100

mA/div, DC

Timebase 50

µs/div

Ch4=IOUT

, Ch3=VOUT

AM16838v1

Output voltage 50

mV/div, DC offset 3.27 V

Output current 100

mA/div, DC

Timebase 50

µs/div

Ch4=IOUT

, Ch3=VOUT

AM16839v1

Output voltage 50

mV/div, DC offset 3.27 V

Output current 100

mA/div, DC

Timebase 50

µs/div

Ch4=IOUT

, Ch3=VOUT

AM16840v1

Ch4=IOUT

, Ch3=VOUT

Timebase 50

µs/div

Output current 100

mA/div, DC

Output voltage 50

mV/div, DC offset 3.27 V

AM16841v1

Ch1=Sw1, Ch2=Sw2, Ch3=VOUT, Ch4=ISW

AM16842v1

Ch1=Sw1, Ch2=Sw2, Ch3=VOUT, Ch4=ISW

STBB3J Datasheet(PDF) 13 Page - STMicroelectronics

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