BD2202G_09 ROHM [Rohm], BD2202G_09 Datasheet - Page 6

• Manufacturer Part Number: BD2202G_09
• Description: 1ch Small Current Output Power Management Switch ICs
• Manufacturer: ROHM [Rohm]

Waveform data
© 2009 ROHM Co., Ltd. All rights reserved.
BD2202G,BD2206G
www.rohm.com
(10mA/div.)
(0.1A/div.)
I
(1V/div.)
(1V/div.)
(1/div.)
V
(1/div.)
V
OUT
V
(0.2A/div.)
V
I
I
(1V/div.)
(1V/div.)
(1V/div.)
OUT
V
V
V
OUT
OUT
EN
OUT
/EN
OUT
OUT
IN
Fig.34 Current limit response
Fig.28 Output turn on response
Ramped load (1A/10ms)
Fig.31 Current limit response
Fig.37 UVLO V
Enable into short circuit
TIME (5ms/div.)
(BD2202G)
TIME (500ms/div.)
(BD2206G)
TIME (2ms/div.)
TIME (0.5div.)
IN
falling
V
R
C
R
C
IN
L
L
L
L
=500Ω
=0.1uF
=3.3V
=500Ω
=0.1uF
V
C
C
V
C
C
IN
IN
L
IN
IN
L
=0.1uF
=3.3V
=0.1uF
=10uF
=3.3V
=10uF
(0.2A/div.)
(0.2A/div.)
I
I
OUT
OUT
(1/div.)
V
(1/div.)
V
(1V/div.)
(1V/div.)
V
V
OUT
/EN
OUT
OUT
Fig.29 Output turn off response
Fig.32 Current limit response
Fig.35 Current limit response
Ramped load (1A/10ms)
Output shorted to GND
(BD2202G)
TIME (2ms/div.)
(BD2206G)
TIME (0.5div.)
TIME (5ms/div.)
6/12
V
R
C
IN
L
L
=500
=0.1
=3.3V
V
C
C
V
C
C
IN
IN
L
IN
IN
L
=0.1uF
=0.1uF
=3.3V
=3.3V
=10uF
=10uF
(1V/div.)
V
(0.2A/div.)
I
(0.1A/div.)
(10mA/div.)
I
(1V/div.)
OUT
V
EN
OUT
(1V/div.)
V
I
OUT
(1V/div.)
OUT
V
(1V/div.)
V
OUT
IN
OUT
Fig.30 Current limit response
Fig.33 Current limit response
Enable into short circuit
Output shorted to GND
Fig.36 UVLO V
(BD2202G)
(BD2206G)
TIME (2ms/div.)
TIME (2ms/div.)
TIME (5ms/div.)
Technical Note
2009.05 - Rev.A
IN
rising
R
C
L
L
V
V
C
C
C
C
=500Ω
=0.1uF
IN
IN
IN
L
IN
L
=0.1uF
=0.1uF
=3.3V
=3.3V
=10uF
=10uF