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BD2041AFJ Datasheet(PDF) 10 Page - Rohm

Part # BD2041AFJ
Description  1ch Large Current Output USB High Side Switch ICs
Download  19 Pages
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Manufacturer  ROHM [Rohm]
Direct Link  http://www.rohm.com
Logo ROHM - Rohm

BD2041AFJ Datasheet(HTML) 10 Page - Rohm

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BD2041AFJ,BD2051AFJ,BD6518FJ,BD6519FJ
Technical Note
10/18
www.rohm.com
2009.05 - Rev.A
© 2009 ROHM Co., Ltd. All rights reserved.
Waveform data (BD6518F/BD6519FJ)
Regarding the output rise/fall and over current detection characteristics of BD6518FJ, refer to the characteristic of BD6519FJ.
VCTRL
(1V/div.)
VFLAG
(1V/div.)
VCTRL
(1V/div.)
VDD=5V
RL=10Ω
CL=147μF
VDD=5V
RL=10Ω
CL=147μF
VFLAG
(1V/div.)
VOUT
(1V/div.)
IOUT
(0.2A/div.)
VOUT
(1V/div.)
IOUT
(0.2A/div.)
VFLAG
(1V/div.)
VOUT
(1V/div.)
IOUT
(0.2A/div.)
TIME(1ms/div.)
Fig.60 Output rise characteristic
(BD6519FJ)
TIME(1ms/div.)
Fig.61 Output fall characteristic
(BD6519FJ)
TIME(2ms/div.)
Fig.64 Over current response
Ramped load
(BD6519FJ)
VDD=5V
TIME (1ms/div.)
Fig.65 Over current response
Enable to shortcircuit
(BD6519FJ)
VFLAG
(1V/div.)
VOUT
(1V/div.)
IOUT
(0.5A/div.)
TIME (1ms/div.)
Fig.66 Over current response
Output shortcircuit at Enable
(BD6519FJ)
TIME (200ms/div.)
Fig.67 Over current response
Output shortcircuit at Enable
(BD6519FJ)
VDD=5V
VOUT
(1V/div.)
IOUT
(0.2A/div.)
VFLAG
(1V/div.)
VDD=5V
CL=100μF
VCTRL
(1V/div.)
VOUT
(1V/div.)
VFLAG
(1V/div.)
IOUT
(0.2A/div.)
VDD=5V
CL=100μF
VOUT
(1V/div.)
VFLAG
(1V/div.)
IOUT
(0.5A/div.)
VDD=5V
CL=100μF
Thermal Shutdown
VCTRL
(5V/div.)
VDD=5V
RL=10Ω
VFLAG
(5V/div.)
IOUT
(0.2A/div.)
TIME(0.5ms/div.)
Fig.62 Inrush current characteristic
(BD6519FJ)
TIME(20ms/div.)
Fig.63 Over current response
Ramped load
(BD6519FJ)
CL=47μF
CL=147μF
CL=220μF
CL=330μF
TIME (10ms/div.)
Fig.68 UVLO
VIN increasing
(BD6519FJ)
TIME (10ms/div.)
Fig.69 UVLO
VIN decreasing
(BD6519FJ)
VDD
(1V/div.)
VOUT
(1V/div.)
VFLAG
(1V/div.)
IOUT
(0.2A/div.)
VDD
(1V/div.)
VOUT
(1V/div.)
VFLAG
(1V/div.)
IOUT
(0.2A/div.)
RL=10Ω
CL=147μF
RL=10Ω
CL=147μF


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