BD2051AFJ-E2 by Rohm

1ch High Side Switch ICs for USB Devices and Memory Cards


Single channel high side switch IC for USB port is a high side switch having over current protection used in power supply line of universal serial bus (USB). N-channel power MOSFET of low on resistance and low supply current are realized in this IC. And, over current detection circuit, thermal shutdown circuit, under voltage lockout and soft start circuit are built in.

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Prices starting from US$0.30

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RS
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CoreStaff
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Chip One Stop
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Rutronik
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Future Electronics
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Avnet America
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Features

Continuous current load
Typ=0.5A (BD2041AFJ, BD2051AFJ, BD6518FJ, BD6519FJ)
Typ=1.0A (BD2061AFJ, BD2065AFJ)
Soft start circuit
Over current detection
Thermal shutdown
Under voltage lockout
Open drain error flag output
Reverse-current protection when power switch off
Power supply voltage range
2.7V to 5.5V (BD2041AF, BD2051AFJ, BD2061AFJ, BD2065AFJ)
3.0V to 5.5V (BD6518FJ, BD6519FJ)
Operating temperature range -40°C to 85°C

Specifications

Supply Voltage(Min.)[V] 2.7
Supply Voltage(Max.)[V] 5.5
Current consumption(Typ.)[µA] 90
ON Resistance [mΩ] 80
Channel Number [ch] 1
Control Input Logic Active High
Over Current Detect [A] 0.7 to 1.6
Output Turn on Time [ms] 1.2
Thermal Shut Down Recovery
Flag Output Delay at Over Current [ms] 1.3
Operating Temperature (Min.)[°C] -40
Operating Temperature (Max.)[°C] 85
Package Size [mm] 4.9x6 (t=1.65)

Resources






Manufacturing Data
Factory Information



Alternative Descriptions

1A High-Side Power Switch USB SOP-J8 | RS
HSS 80mOhm 5.5V 1A SOP-J8 SMD | Rutronik
BD2051AFJ Series 2.7 to 5.5 V 100 mOhm Single Channel Hi Side Switch - SOP-J8 | Future Electronics
USB Power SW Hi Side Single 5.5V 0.5A 8-Pin SOP-J T/R | Avnet America
SWITCH, USB, ACTIVE HIGH, 0.08OHM, 8SOP | Farnell


Frequently Asked Questions

Where can I find additional details, specifications and documents for a BD2051AFJ-E2?

Additional datasheets, footprints and schematics for BD2051AFJ-E2 are listed on our Part Details page. You can also find images and similar parts to BD2051AFJ-E2 on this page.

What pricing and inventory information can I view?

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Is the BD2051AFJ-E2 RoHS compliant?

Yes. This part has been flagged as RoHS Compliant by ROHM Semiconductor.

Which authorised distributors for BD2051AFJ-E2 have stock available?

Authorised distributors including CoreStaff, Chip One Stop, RS, Rutronik and Future Electronics have stock available or on a lead time for BD2051AFJ-E2.

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