LM5177DCPR datasheet(46/60 Pages) TI2

Part #	LM5177DCPR

Description	LM5177 60V Wide VIN Bidirectional 4-Switch Buck-Boost Controller

PDF	60 Pages

Scroll/Zoom	100%

Manufacturer	TI2 [Texas Instruments]

Direct Link	https://www.ti.com

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46 / 60 page

Figure 8-6. Inductor current boost operation

(MODE = 0 V, Vo = 12 V, Io = 10 mA, V(VIN) = 6 V)

Figure 8-7. Inductor current buck-boost operation

(MODE = 0 V, Vo = 12 V, Io = 10 mA, V(VIN) = 12 V)

Figure 8-8. Inductor current buck operation

(MODE = 0 V, Vo = 12 V, Io = 10 mA, V(VIN) = 24 V)

Figure 8-9. Input voltage ramp from 6V to 24V

(MODE = V(VCC), Vo = 12 V, Io = 6A

Output Current (A)

0.01

0.02

0.05

0.1

0.2 0.3 0.50.7 1

3 4 5 6

V(VIN) = 5 V

V(VIN) = 12 V

V(VIN) = 24 V

Figure 8-10. Efficiency Versus IO

(MODE = 0V Vo = 12 V)

Output Current (A)

0.01

0.02

0.05

0.1

0.2 0.3 0.50.7 1

3 4 5 6

V(VIN) = 5 V

V(VIN) = 12 V

V(VIN) = 24 V

Figure 8-11. Efficiency Versus IO

(MODE = VCC Vo = 12 V)

LM5177

SNVSBU4F – JUNE 2022 – REVISED JANUARY 2025

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LM5177DCPR Datasheet(PDF) 46 Page - Texas Instruments