BD2046AFJ-E2 Rohm Semiconductor, BD2046AFJ-E2 Datasheet - Page 6

• Manufacturer Part Number: BD2046AFJ-E2
• Description: IC SWITCH HIGH SIDE 2CH SOP-J8
• Manufacturer: Rohm Semiconductor
• Type: High Sider

Specifications of BD2046AFJ-E2

• Input Type: Non-Inverting
• Number Of Outputs: 2
• On-state Resistance: 100 mOhm
• Current - Output / Channel: 250mA
• Current - Peak Output: 500mA
• Voltage - Supply: 2.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOPJ
• Output Voltage: - 0.3 V to 6 V
• Output Current: 250 mA
• Output Power: 560 mW
• Input Voltage: 2.7 V to 5.5 V
• Operating Temperature Range: - 40 C to + 85 C
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: BD2046AFJ-E2TR

Waveform data
© 2009 ROHM Co., Ltd. All rights reserved.
BD2046AFJ, BD2056AFJ
www.rohm.com
(0.5A/div.)
(5V/div.)
I
V
(5V/div.)
(0.5A/div.)
(5V/div.)
(0.5A/div.)
(5V/div.)
I
V
(5V/div.)
I
OUT
(0.5A/div.)
(5V/div.)
V
(5V/div.)
(5V/div.)
I
V
V
(5V/div.)
V
V
V
OUT
OUT
(5V/div.)
V
(5V/div.)
OUT
V
V
/EN
/OC
/OC
OUT
OUT
/OC
OUT
/OC
/EN
/OC
OUT
Regarding the output rise/fall and over current detection characteristics of BD2046AFJ, refer to the characteristic of BD2056AFJ.
Fig.26 Output rise characteristic
Fig.29 Over current response
Fig.31 Over current response
Fig.34 UVLO response
Enable to short circuit
Increasing V
(BD2056AFJ)
(BD2056AFJ)
Ramped load
(BD2056AFJ)
(BD2056AFJ)
TIME(20ms/div.)
TIME (2ms/div.)
TIME (1s/div.)
TIME(1ms/div.)
IN
C
V
R
C
V
IN
L
IN
L
L
V
=100uF
=10Ω
=100uF
R
C
=5V
=5V
IN
L
L
=5V
=20Ω
=100uF
(5V/div.)
(5V/div.)
V
V
(0.5A/div.)
(5V/div.)
(5V/div.)
I
V
(0.5A/div.)
V
(5V/div.)
(0.5A/div.)
OUT
V
I
I
(1V/div.)
/EN
/OC
OUT
(1V/div.)
V
OUT
/OC
OUT
V
OUT
(0.5A/div.)
I
OUT
(5V/div.)
(5V/div.)
(5V/div.)
/OC
V
V
OUT
V
/OC
OUT
/OC
Fig.27 Output fall characteristic
Fig.32 Over current response
Fig.30 Over current response
R
C
L
L
Enable to short circuit
=20Ω
=100uF
Fig.35 UVLO response
(BD2056AFJ)
(BD2056AFJ)
Decreasing V
Ramped load
(BD2056AFJ)
TIME (1ms/div.)
TIME(1ms/div.)
(BD2056AFJ)
TIME(2ms/div.)
6/13
TIME (1s/div.)
C
V
V
R
C
IN
L
IN
L
L
=100uF
V
=2.5V
=10Ω
=100uF
=5V
IN
IN
=5V
(0.1A/div.)
I
(0.5A/div.)
(1V/div.)
I
V
(1V/div.)
V
OUT
OUT
(5V/div.)
V
(5V/div.)
V
/EN
/OC
OUT
/OC
Fig.28 Inrush current response
Fig.33 Over current response
Enable to short circuit
(BD2056AFJ)
(BD2056AFJ)
CL=47µF
TIME (500ms/div.)
Thermal Shutdown
TIME(500us/div.)
CL=100µ
CL=200µF
Technical Note
2009.05 - Rev.A
CL=147µF
V
R
V
C
IN
L
=20Ω
IN
L
=5V
=100uF
=5V