bd6538g ROHM Co. Ltd., bd6538g Datasheet - Page 6

• Manufacturer Part Number: bd6538g
• Description: Power Management Switch Ics
• Manufacturer: ROHM Co. Ltd.

●Waveform data
(0.5A/div.)
(5V/div.)
(5V/div.)
I
V
(0.5A/div.)
V
(5V/div.)
OUT
(5V/div.)
(5V/div.)
I
V
V
V
OUT
(0.5A/div.)
(5V/div.)
(5V/div.)
/OC
OUT
V
V
I
/OC
EN
OUT
OUT
/OC
OUT
Fig.27 Output rise characteristic
Fig.33 Over current response
Fig.30 Over current response
Output shortcircuit at Enable
Ramped load
TIME(1ms/div.)
TIME (20ms/div.)
TIME (5ms/div.)
V
R
IN
L
=20 Ω
=5V
V
V
IN
IN
=5V
=5V
(0.2A/div.)
V
(5V/div.)
(5V/div.)
I
(0.5A/div.)
V
(5V/div.)
I
V
(5V/div.)
(5V/div.)
OUT
V
V
(0.5A/div.)
OUT
(5V/div.)
I
(5V/div.)
IN
V
V
OUT
OUT
EN
/OC
OUT
/OC
OUT
Fig.28 Output fall characteristic
Fig.31 Over current response
Fig.34 UVLO response
V
Ramped load
TIME (10ms/div.)
6/12
IN
TIME(1us/div.)
TIME (5ms/div.)
Increasing
V
R
R
IN
L
L
=20 Ω
=5V
=20 Ω
V
IN
=5V
(0.5A/div.)
(5V/div.)
(5V/div.)
V
(5V/div.)
I
V
V
(0.2A/div.)
(5V/div.)
(5V/div.)
(0.2A/div.)
(5V/div.)
(5V/div.)
I
V
V
I
OUT
V
V
OUT
OUT
/OC
EN
OUT
EN
/OC
IN
OUT
Fig29. Inrush current respone
Fig.32 Over current response
R
Fig.35 UVLO response
Enable to short circuit
L
=20 Ω
V
C
IN
L
TIME (10ms/div.)
TIME (2ms/div.)
=47uF
TIME (5ms/div.)
C
Decreasing
L
=147uF
C
L
=100uF
R
V
IN
L
V
=20 Ω
=5V
IN
=5V