BD6520F(2008) 데이터 시트보기 (PDF) - ROHM Semiconductor

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BD6520F
(Rev.:2008)

Large Current Output Power Management Switch ICs

ROHM Semiconductor 

●Waveform data

VDD = 5V, CL = 47uF, RL = 47Ω, unless otherwise specified.

VCTRL

(5V/div.)

VCTRL

(5V/div.)

VCTRL

(5V/div.)

VOUT

(5V/div.)

VOUT

(5V/div.)

VOUT

(5V/div.)

IOUT

(0.5A/div.)

VCTRL

(5V/div.)

TIME (1ms/div.)

Fig.48 Turn On Rise Time

(BD6520F)

IOUT

(0.5A/div.)

VCTRL

(5V/div.)

TIME (5ms/div.)

Fig.49 Turn Off Fall Time

(BD6520F)

IOUT

(0.5A/div.)

TIME (1ms/div.)

Fig.50 Turn On Rise Time

(BD6522F)

VCTRL

(5V/div.)

VOUT

(5V/div.)

IOUT

(0.5A/div.)

VCTRL

(5V/div.)

VOUT

(2V/div.)

TIME (5ms/div.)

Fig.51 Turn Off Fall Time

(BD6522F)

Open

CL=330uF

470pF

2200pF

IOUT

(0.2A/div.)

TIME (2ms/div.)

Fig.52 Inrush current vs. Css

(BD6520F)

Open

CL=330uF

1000pF

IOUT

(0.5A/div.)

4700pF

TIME (2ms/div.)

Fig.53 Inrush current vs. Css

(BD6522F)

VCTRL

(5V/div.)

DISC terminal not in use

VOUT

(2V/div.)

DISC terminal in use

Temperature decline

TIME (20ms/div.)

Fig.54 Discharge: CL = 47uF, RL = Open

(BD6522F)

Thermal shut down Latch release Return

TIME (500ms/div.)

Fig.55 Thermal shutdown

VDD

(2V/div.)

VOUT

(2V/div.)

VDD

(2V/div.)

VOUT

(2V/div.)

TIME (500ms/div)

Fig.56 UVLO (at VDD increase)

TIME (500ms/div)

Fig.57 UVLO (at VDD decrease)

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