BD9325FJ-E2 Power Management ICs - PMIC by Rohm

4.75-18V 2A 1ch Buck converter


The BD9325FJ is step-down regulators that integrate a low resistance high side N-channel MOSFET. It achieves 2A continuous output current over a wide input supply range. Current mode operation provides fast transient response and easy phase compensation.

Where to Buy

Prices starting from US$0.65

Distributor Stock
Logo for Farnell
Farnell
from US$1.13
No stock
Buy Now
Logo for CoreStaff
CoreStaff
from US$0.65
1,370
in stock
Buy Now
Logo for Chip One Stop
Chip One Stop
from US$1.26
200
in stock
Buy Now
Logo for Newark Electronics
Newark Electronics
from US$1.28
-
Buy Now
Logo for Avnet America
Avnet America
from US$0.82
-
Buy Now
Logo for element14
element14
from US$1.20
-
Buy Now

Features

Wide operating INPUT Range 4.75V to 18V
Selectable 2A Output Current
Internal MOSFET Switch
Low ESR Output Ceramic Capacitors are Available
Low Standby Current during Shutdown Mode
380kHz Operating Frequency
Feedback voltage 0.9V ±1.5% Accuracy
Protection circuit : Undervoltage lockout protection circuit
Thermal shutdown circuit
Overcurrent protection circuit

Specifications

ch 1
Integrated FET / Controller Integrated FET
Topology Buck
Synchronous / Nonsynchronous Non-synchronous
Vin1(Min.)[V] 4.75
Vin1(Max.)[V] 18
Vout1(Min.)[V] 0.9
Vout1(Max.)[V] 14.4
Iout1(Max.)[A] 2
SW frequency(Max.)[MHz] 0.38
Light Load mode No
EN Yes
PGOOD No
Operating Temperature (Min.)[°C] -40
Operating Temperature (Max.)[°C] 85
Package Size [mm] 4.9x6 (t=1.65)

Resources




Schematic Design & Verification
Calculation of Power Dissipation in Switching Circuit
Considering Input Filter to Reduce Conducted Emissions by DCDC Converter
Considering Polarity of Power Inductor to Reduce Radiated Emission of DC-DC converter
Method for Monitoring Switching Waveform
Phase Compensation Design for Current Mode Buck Converter
Method for Determining Constants of Peripheral Parts of Buck DC/DC Converter
Power Supply Sequence Circuit with General Purpose Power Supply IC
Suppression Method of Switching Noise Using Linear Regulator and Low Pass Filter
Diode Selection Method for Asynchronous Converter
PCB Layout Techniques of Buck Converter
Measurement Method for Phase Margin with Frequency Response Analyzer (FRA)
Usage of SPICE Macromodel for DC/DC
Snubber Circuit for Buck Converter IC
Efficiency of Buck Converter
Calculation of Power Loss (Synchronous)
Inductor Calculation for Buck converter IC
Considerations for Power Inductors Used for Buck Converters
Capacitor Calculation for Buck converter IC
The Important Points of Multi-layer Ceramic Capacitor Used in Buck Converter circuit
Resistor Value Table to set Output Voltage of Buck Converter IC
Importance of Probe Calibration When Measuring Power: Deskew
Impedance Characteristics of Bypass Capacitor



Manufacturing Data
Factory Information



Alternative Descriptions

Dc-Dc Switching Buck (Step Down) Regulator, Adjustable, 4.75V-18Vin, 900Mv-14.4Vout, 2Aout, Soic-8 Rohs Compliant: Yes |Rohm BD9325FJ-E2 | Newark Electronics
Conv DC-DC Single Step Down 4.75V to 18V 8-Pin SOP-J T/R | Avnet America
IC, SW REG, STEP DOWN, SOP-J8 | Farnell


Frequently Asked Questions

Where can I find additional details, specifications and documents for a BD9325FJ-E2?

Additional datasheets, footprints and schematics for BD9325FJ-E2 are listed on our Part Details page. You can also find images and similar parts to BD9325FJ-E2 on this page.

What pricing and inventory information can I view?

Distributor pricing and stock information is available for BD9325FJ-E2 on our Product Comparison page. Access via the 'View Pricing & Stock' button to view BD9325FJ-E2 price breaks, MOQs, lead times, inventory and SKUs from distributors.

What category does BD9325FJ-E2 fall under?

The BD9325FJ-E2 is listed under Semiconductors - ICs > Power Management ICs - PMIC > Voltage Regulators > DC / DC Adjustable Switching Regulators.

Can I view similar or alternative parts?

You can view similar parts to BD9325FJ-E2 when available in the DC / DC Adjustable Switching Regulators range under the specifications section at the bottom of the details page.

Who can I contact for technical support of the product?

Submit any questions directly to the customer support team of the distributor listing the product. For the BD9325FJ-E2 you can contact the distributor directly for product support, shipping queries etc.

Is the BD9325FJ-E2 RoHS compliant?

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

Which authorised distributors for BD9325FJ-E2 have stock available?

Authorised distributors including CoreStaff, Chip One Stop, Newark Electronics, Avnet America and element14 have stock available or on a lead time for BD9325FJ-E2.

How do I check stock and lead times for all distributors?

Stock availability and lead times will be displayed for BD9325FJ-E2 often in real-time on the comparison pages.

What if I can't find stock of BD9325FJ-E2?

You can fill out our help required form which you can use to request a quote for BD9325FJ-E2 from some of our verified obsolescence suppliers. Alternatively, contact us via our web chat in the bottom left of your screen and one of our team will try to help.

We use cookies to improve your experience. See our privacy policy.
Okay